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| ? 2011-2012 microchip technology inc. preliminary ds75017b-page 1 mrf89xam9a features ? module designed from the mrf89xa integrated ultra low-power, sub-ghz transceiver ic ? supports miwi? development environment proprietary wireless networking protocols ? 4-wire serial peripheral interface (spi) with interrupts ? small size: 0.7" x 1.1" (17.8 mm x 27.9 mm), surface mountable ? pin compatible with mrf89xam8a ? integrated crystal, internal voltage regulator, matching circuitry and printed circuit board (pcb) antenna ? easy integration into final product ? minimize product development, quicker time to market ? compatible with microchip?s microcontroller families (pic16, pic18, pic24, dspic33 and pic32) ? modular device approval for united states (fcc), canada (ic) and radio regulation certified for australia/new zealand (c-tick) operational ? operating voltage: 2.1?3.6v (3.3v typical) ? temperature range: -40c to +85c industrial ? low-current consumption: - rx mode: 3 ma (typical) - tx mode: 25 ma at +10 dbm (typical) - sleep: 0.1 a (typical) rf/analog features ? ism band 902?928 mhz operation ? modulation: fsk and ook ? data rate: - fsk: 200 kbps - ook: 28 kbps ? reception sensitivity - fsk: -105 dbm (typical) at 25 kbps - ook: -111 dbm (typical) at 2 kbps ? +10 dbm typical output power with 21 db tx power control range media access controller (mac)/ baseband features ? packet handling feature with data whitening and automatic crc generation ? incoming sync word (pattern) recognition ? built-in bit synchronizer for incoming data, and clock synchronization and recovery ? 64-byte transmit/receive fi fo with preload in stand-by mode ? supports manchester encoding/decoding techniques pin diagram 2 3 4 5 6 1 7 v in gnd 8 9 10 reset cscon sdo sdi sck csdata irq1 gnd irq0 12 11 gnd 915 mhz ultra low-power sub-ghz transceiver module
mrf89xam9a ds75017b-page 2 preliminary ? 2011-2012 microchip technology inc. table of contents 1.0 device overview ............................................................................................................. ............................................................. 3 2.0 circuit description ......................................................................................................... ............................................................... 9 3.0 regulatory approval ......................................................................................................... .......................................................... 17 4.0 electrical characteristics .................................................................................................. .......................................................... 23 appendix a: revision history................................................................................................... ............................................................ 29 the microchip web site ......................................................................................................... .............................................................. 31 customer change notification service ........................................................................................... ..................................................... 31 customer support ............................................................................................................... ................................................................. 31 reader response ................................................................................................................ ................................................................ 32 product identification system.................................................................................................. ............................................................. 33 to our valued customers it is our intention to provide our valued customers with the best documentation possible to ensure successful use of your micro chip products. to this end, we will continue to improve our publicat ions to better suit your needs. our publications will be refined and enhanced as new volumes and updates are introduced. if you have any questions or comments regard ing this publication, please contact the marketing communications department via e-mail at docerrors@microchip.com or fax the reader response form in the back of this data sheet to (480) 792-4150. we welcome your feedback. most current data sheet to obtain the most up-to-date version of this data s heet, please register at our worldwide web site at: http://www.microchip.com you can determine the version of a data sheet by examining its literature number found on the bottom outside corner of any page . the last character of the literature number is the vers ion number, (e.g., ds30000a is version a of document ds30000). errata an errata sheet, describing minor operational differences from the data sheet and recommended workarounds, may exist for curren t devices. as device/documen tation issues become known to us, we will publish an errata sheet. the errata will specify the revisi on of silicon and revision of document to which it applies. to determine if an errata sheet exists for a partic ular device, please check with one of the following: ? microchip?s worldwide web site; http://www.microchip.com ? your local microchip sales office (see last page) when contacting a sales office, please spec ify which device, revision of silicon and data sheet (include literature number) you are using. customer notification system register on our web site at www.microchip.com to receive the most current information on all of our products. ? 2011-2012 microchip technology inc. preliminary ds75017b-page 3 mrf89xam9a 1.0 device overview the mrf89xam9a is an ultra low-power sub-ghz surface mount transceiver module with integrated crystal, internal voltage regulator, matching circuitry and pcb antenna. the mrf89xam9a module operates in the united states/canada 902?928 mhz ism frequency band. the integrated module design frees the integrator from extensive rf and antenna design, and regulatory compliance testing, ballowing quicker time to market. the mrf89xam9a module is compatible with microchip?s miwi? developm ent environment software stacks. the software stacks are available as a free download, including source code, from the microchip?s web site http://www.microch ip.com/wireless . the mrf89xam9a module has received regulatory approvals for modular devices in the united states (fcc) and canada (ic). modular device approval removes the need for expensive rf and antenna design, and allows the user to place the mrf89xam9a module inside a finished produ ct and it does not require regulatory testing for an intentional radiator (rf transmitter). to maintain conformance, refer to module settings in section 3.1.1, mrf 89xam9a settings for the united states and section 3.2.1, mrf89xam9a settings for canada. 1.1 interface description the simplified block diagram of the mrf89xam9a module is shown in figure 1-1 . the module is based on the microchip technology mrf89xa ultra low-power sub-ghz transceiver integrated circuit (ic). the module interfaces to many popular microchip pic ? microcontrollers through a 3-wire serial spi interface, two chip selects (configuration and data), two interrupts interrupt request 0 (irq0) and interrupt request 1 (irq1), reset, power and ground as shown in figure 1-2 . table 1-1 provides the pin descriptions. data communication and module configuration are documented in the ? mrf89xa ultra low-power, integrated sub-ghz transceiver ? (ds70622) data sheet. for more in formation on specific serial interface protocol and general register definitions, refer to the ? mrf89xa data sheet? and see section 1.3, operation for specific register settings unique to the mrf89xam9a module operation to maintain regulatory compliance. figure 1-1: mrf89xam9a block diagram mrf89xa control interface power management baseband rf mrf89xam9a module spi digital i/o irq0 power 12.8 mhz crystal matching circuitry and saw filter pcb antenna loop filter vco tank irq1 csdata cscon reset mrf89xam9a ds75017b-page 4 preliminary ? 2011-2012 microchip technology inc. table 1-1: pin description figure 1-2: microcontroller to mrf89xam9a interface pin symbol type description 1 gnd power ground 2 reset di reset pin. for mo re information, refer to section 1.3.1, reset 3cscon di serial interface configure chip select 4 irq0 do interrupt request output 5 sdi di serial interface data input 6 sck di serial interface clock 7 sdo do serial interface data output 8csdata di serial interface data chip select 9 irq1 do interrupt request output 10 vin power power supply 11 gnd power ground 12 gnd power ground pic ? microcontroller i/o i/o sdo sdi sck intx intx i/o mrf89xam9a cscon csdata sdi sdo sck irq0 irq1 reset v in gnd ? 2011-2012 microchip technology inc. preliminary ds75017b-page 5 mrf89xam9a 1.2 mounting details the mrf89xam9a is a surface mountable module. the dimensions of the module are shown in figure 1- 3 . the module pcb is 0.032" thick with castellated mounting holes on the edge. figure 1-4 is the recommended host pcb footprint for the mrf89xam9a. the mrf89xam9a has an integrated pcb antenna. for the best performance, follow the mounting details shown in figure 1-5 . it is recommended that the module be mounted on the edge of the host pcb and an area around the ant enna, approximately 3.4" (8.6 cm), be kept clear of metal objects for best performance. a host pcb ground plane around the mrf89xam9a acts as a counterpoise to the pcb antenna. it is recommended to extend the ground plane at least 0.4" (1 cm) around the module. figure 1-3: module details figure 1-4: recommended pcb footprint mrf89xam9a ds75017b-page 6 preliminary ? 2011-2012 microchip technology inc. figure 1-5: mounting details 3.4? 3.4? 0.4? 0.4? edge of pcb 0.470? keep area around the antenna, approximately 3.4? (6.8 cm), be kept clear of metallic objects for best performance. host pcb top copper ground plane (antenna counterpoise): extend the host pcb top copper ground plane under and to the left and right side of the module at least 0.4 inches (1 cm) for best antenna performance. ? 2011-2012 microchip technology inc. preliminary ds75017b-page 7 mrf89xam9a 1.3 operation the mrf89xam9a module is based on the microchip?s mrf89xa ultra low-power, integrated ism band sub-ghz transceiver ic. data communication and module configuration are documented in the ? mrf89xa ultra low-power, integrated ism band sub-ghz transceiver data sheet ? (ds70622). the following section emphasizes operational settings that are unique to the mrf89xam9a module design that must be followed for the operation. 1.3.1 reset pin 2 of the module, reset, allows an external reset of the mrf89xa ic. reset is connected to the test8 pin of the mrf89xa ic. during normal operations of the mrf89xam9a, the reset pin should be held in a high impedance state. for more information on assertion of the reset pin, refer to ? section 3.1.2 manual reset ? in the ? mrf89xa data sheet ? (ds70622). 1.3.2 crystal frequency when calculating frequency deviation, bit rate, receiver bandwidth, and pll r, p and s values, use crystal frequency f xtal = 12.8 mhz. 1.3.3 clock output (clkout) the clkout pin 19 of the mrf89xa ic is not used on the module. ensure that the clkout signal is disabled to minimize current consumption. 1.3.4 frequency band select the frequency band select bits (fbs<1:0>) in the gconreg<4:3> should be set for target channel range 902?915 mhz fbs<1:0> = ?00? or 915?928 mhz fbs<1:0> = ?01?. 1.3.5 vco tank trim value the vco trim bits (vcot<1:0>) in the gconreg<2:1> should be set for vcot<1:0> = ?01? for the inductor values of the module. 1.3.6 bit rate the maximum bit rate value will be limited to 28 kbps for ook modulation due to the crystal frequency of 12.8 mhz. mrf89xam9a ds75017b-page 8 preliminary ? 2011-2012 microchip technology inc. notes: ? 2011-2012 microchip technology inc. preliminary ds75017b-page 9 mrf89xam9a 2.0 circuit description the mrf89xam9a module interfaces to microchip?s pic16, pic18, pic24, pic32 and dspic33 microcontrollers with a minimum of external components through digital only connections. an example application schematic is shown in figure 2-1 . 2.1 module schematic the mrf89xam9a module is based on the microchip?s mrf89xa ultra low-power, integrated ism band sub-ghz transceiver ic. the serial i/o (cscon , csdata , sck, sdo and sdi), reset, irq0 and irq1 pins are routed out and available on the module pins as shown in figure 2-2 . crystal x1 is a 12.8 mhz crystal with a frequency tolerance of 10 ppm at 25c. the rfio output is matched to the saw filter fl1 and further matched to the pcb trace antenna. figure 2-2 illustrates the mr f89xam9a schematics. table 2-1 details the bill of materials (bom). figure 2-1: mrf89xam9a application schematic note 1 + c2 1 0 f c1 0.1 f to host microcontroller to host microcontroller u1 mrf89xam9a-i/rm + 3.3v gnd reset cscon irq0 sdi sck gnd gnd v in irq1 csdata sdo 1 2 3 4 5 6 12 11 10 9 8 7 note: for battery powered applications, place a 10 f capacitor in parallel with the 0.1 f bypass capacitor to provide a low impedance during startup sequences. mrf89xam9a ds75017b-page 10 preliminary ? 2011-2012 microchip technology inc. figure 2-2: mrf89xam9a schematic note: designators not used: c6, l5 ? 2011-2012 microchip technology inc. preliminary ds75017b-page 11 mrf89xam9a table 2-1: mrf89xam9a bill of materials desi gnat or value description manufacturer part number c1 0.047 f capacitor, ceramic, 10v, 10%, x7r, smt 0402 murata grm155r71a473ka01d c2 0.22 f capacitor, ceramic, 16v, 10%, x7r, smt 0402 murata grm155r71c224ka12d c3 1 f capacitor, ceramic, 6.3v, 10%, x5r, smt 0603 murata grm188r60j105ka01d c4 30 pf capacitor, ceramic, 50v, 5%, uhi-q np0, smt 0402 johanson technology 250r07s300jv4t c5 1.8 pf capacitor, ceramic, 50v, 0.1 pf, uhi-q np0, smt 0402 johanson technology 500r07s1r8bv4 c6 ? designator not used ? ? c7 33 pf capacitor, ceramic, 50v, 5%, c0g, smt 0402 murata grm1555c1h330jz01d c8 0.1 f capacitor, ceramic, 16v, 10%, x7r, smt 0402 murata grm155r71c104ka88d c9 680 pf capacitor, ceramic, 50v, 5%, c0g, smt 0402 murata grm1555c1h681ja01d c10 0.01 f capacitor, ceramic, 16v, 10%, x7r, smt 0402 murata grm155r71c103ka01d c11 1.0 pf capacitor, ceramic, 50v, 0.1 pf, uhi-q np0, smt 0402 johanson technology 500r07s1r0bv4 c12 0.9 pf capacitor, ceramic, 50v, 0.1 pf, uhi-q np0, smt 0402 johanson technology 500r07s0r9bv4 fl1 ta0281a filter, saw, 902?928 mhz tai-saw technology ta0281a l1 10 nh inductor, ceramic, 5%, sm t 0402 johanson technology l-07c10njv6t l2 100 nh inductor, ceramic, 5%, smt 0402 johanson technology l-07cr10jv6t l3 5.6 nh inductor, wirewound, 5%, smt 0402 johanson technology l-07w5n6jv4t l4 5.6 nh inductor, wirewound, 5%, smt 0402 johanson technology l-07w5n6jv4t l5 ? designator not used ? ? l6 10 nh inductor, ceramic, 5%, sm t 0402 johanson technology l-07c10njv6t r1 1 ? resistor, 1%, 100 ppm/ 0 c, smt 0402 vishay/dale crcw04021r00fked r2 100 k ? resistor, 5%, 100 ppm/ 0 c, smt 0402 yageo rc0402jr-07100kl r3 6.8 k ? resistor, 1%, 100 ppm/ 0 c, smt 0402 yageo rc0402fr-076k8l u1 mrf89xa transceiver, ultra low-power, integrated sub-ghz microchip technology mrf89xa-i/mq x1 12.8 mhz crystal, 10 ppm, 15 pf, esr 100 ohms, smt 5 x 3.2mm abracon abm3b-155-12.800mhz-t mrf89xam9a ds75017b-page 12 preliminary ? 2011-2012 microchip technology inc. 2.2 printed circuit board the mrf89xam9a module pcb is constructed with high temperature fr4 material that is four layers and 0.032 inches thick. the layers are shown in figure 2-3 through figure 2-8 . the pcb layer stack up is shown in figure 2-9 figure 2-3: top silk screen figure 2-4: top copper figure 2-5: ground plane figure 2-6: power plane ? 2011-2012 microchip technology inc. preliminary ds75017b-page 13 mrf89xam9a figure 2-7: bottom copper fig ure 2-8: bottom silk screen figure 2-9: pcb layer stack up top copper ground plane power plane bottom copper 1/2 oz. copper 1/2 oz. copper 1/2 oz. copper 1/2 oz. copper 8 mil fr4 12 mil fr4 8 mil fr4 0.032? 0.005? mrf89xam9a ds75017b-page 14 preliminary ? 2011-2012 microchip technology inc. 2.3 pcb antenna the pcb antenna is fabricated on the top copper trace. figure 2-10 shows the pcb antenna dimensions. the layers below the antenna have no copper traces. the ground and power planes under the components serve as a counterpoise to the pcb antenna. additional ground plane on the host pcb will substantially enhance the performance of the module. for best performance, place the module on the host pcb by following the recommendations given in section 1.2, mounting details . the pcb antenna was designed and simulated using ansoft designer ? and hfss? 3d full-wave solver software by ansys, inc. ( www.ansoft.com ). the goal of the design is to create a compact, low-cost antenna with the best radiation pattern. figure 2-11 shows the pcb antenna simulation drawing and figure 2-12 and figure 2-13 show the simulated 2d and 3d radiation patterns. as shown by the radiation patterns, the performance of the antenna is dependant on the orientation of the module. figure 2-14 shows the impedance simulation and figure 2-15 shows the impedance measurement. the discrete matching circuitry matches the impedance of the antenna with the saw filter and mrf89xa transceiver ic. figure 2-10: pcb antenna dimensions figure 2-11: pcb antenna simulation drawing 16.8mm 1.0mm 8.4mm 1.1mm 0.5mm 2.5mm ? 2011-2012 microchip technology inc. preliminary ds75017b-page 15 mrf89xam9a figure 2-12: simulated 2d radiation pattern figure 2-13: simulated 3d radiation pattern mrf89xam9a ds75017b-page 16 preliminary ? 2011-2012 microchip technology inc. figure 2-14: simulated pcb antenna impedance figure 2-15: measured antenna impedance (915 mhz band) ? 2011-2012 microchip technology inc. preliminary ds75017b-page 17 mrf89xam9a 3.0 regulatory approval the mrf89xam9a module has received regulatory approvals for modular devices in the united states and canada. modular device appr oval allows the end user to place the mrf89xam9a module inside a finished product and it does not requ ire regulatory testing for an intentional radiator (rf transmitter), provided no changes or modifications are made to the module circuitry. changes or modifications could void the user?s authority to oper ate the equipment. the end user must comply with all of the instructions provided by the grantee, which indicate installation and/or operating conditions necessary for compliance. the integrator is still responsible for testing the end product for any additional compliance requirements required with this module installed (digital device emission, pc peripheral requirements, etc.) in the specific country that the end device will be marketed. for more information on regulatory compliance, refer to the specific country radio regulations in the following sections. 3.1 united states the mrf89xam9a has received federal communications commission (fcc) cfr47 telecommunications, part 15 subpart c ?intentional radiators? 15.247 and 15.249 and modular approval in accordance with part 15. 212 modular transmitter approval. the mrf89xam9a module can be integrated into a finished product without obtaining subsequent and separate fcc certification. the mrf89xam9a module has been labeled with its own fcc id number, and if the fcc id is not visible when the module is installed inside another device, then the outside of the finished product into which the module is installed must also display a label referring to the enclosed module. this exterior label can use the following wordings: requirements for product labeling are given in part 15.19 labelling requirements. the user?s manual should include the following statement: 3.1.1 mrf89xam9a settings to meet the fcc requirements, the following settings must be observed by the integrator: 3.1.1.1 fsk modulation the following settings conf igure the mrf89xam9a for wideband digital modulation techniques that conform to the requirements of part 15.247. these settings allow higher radio frequency (rf) output power and greater link budget: ? bit rate setting: 50 - 200 kbps - transmit power maximum setting: 13 dbm ? bit rate setting: 2 - 40 kbps - transmit power maximum setting: 7 dbm ? frequency deviation setting: 200 khz ? data whitening: on ? lower frequency setting: 902.800 mhz ? upper frequency setting: 926.500 mhz contains transmitter module fcc id: oa3mrf89xam9a or contains fcc id: oa3mrf89xam9a this device complies with part 15 of the fcc rules. operation is subject to the following two conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interf erence that may cause undesired operation. this equipment has been tested and found to comply with the limits for a class b digital device, pursuant to part 15 of the fcc rules. these limits are designed to provide reasonable prot ection against harmful interference in a residential installation. this equipment generates, uses and can radiate radio frequency energy, and if not installed and used in accordance with the inst ructions, may cause harmful interference to radio communications. however, there is no guarantee that interference will not occur in a particular installation. if this equipment does cause harmful interference to radi o or television reception, which can be determined by turning the equipment off and on, the user is enc ouraged to try to correct the interference by one or more of the following measures: ? reorient or relocate the receiving antenna. ? increase the separation between the equipment and receiver. ? connect the equipment into an outlet on a circuit different from that to which the receiver is connected. ? consult the dealer or an experienced radio/tv technician for help. mrf89xam9a ds75017b-page 18 preliminary ? 2011-2012 microchip technology inc. 3.1.1.2 ook modulation the following settings configure the mrf89xam9a for narrowband operation that co nform to the requirements of the part 15.249. the part 15.249 requires a much lower power setting than it is allowed in the part 15.247. these settings are good for applications that require lower transmit power current consumption and shorter transmit distances: ? transmit power maximum setting: 1 dbm ? bit rate maximum setting: 28 kbps ? frequency deviation setting: 200 khz ? lower frequency setting: 902.330 mhz ? upper frequency setting: 927.500 mhz 3.1.2 rf exposure all transmitters regulated by the federal communications commission (fcc) must comply with rf exposure requirements. oet bulletin 65 ? evaluating compliance with fcc guidelines for human exposure to radio frequency electromagnetic fields ? provides assistance in determining whether proposed or existing transmitting facilities, operations or devices comply with limits for human exposure to rf fields adopted by the fcc. the bulletin offers guidelines and suggestions for evaluating compliance. if appropriate, compliance with exposure guidelines for mobile and unlicensed devices can be accomplished by using warning labels and by providing informations concerning minimum separation distances from transmitting structures and proper installation of antennas. the following statement must be included as a caution statement in manuals and oem products to alert users of the fcc rf exposure compliance: if the mrf89xam9a module is used in a portable application (antenna is less than 20 cm from persons during operation), the integr ator is responsible for performing the specific absorption rate (sar) testing in accordance with fcc rules 2.1091. 3.1.3 helpful web sites federal communications commission (fcc) http://www.fcc.gov to satisfy fcc rf exposure requirements for mobile and base station transmission devices, a separation distance of 20 cm or more should be maintained between the antenna of this device and persons during operation. to ensure compliance, operation at closer than this distance is not recommended. the antenna(s) used for this transmitter must not be co-located or operating in conjunction with any other antenna or transmitter. ? 2011-2012 microchip technology inc. preliminary ds75017b-page 19 mrf89xam9a 3.2 canada the mrf89xam9a module has been certified for use in canada under industry canada (ic) radio standards specification (rss) rss-210 and rss-gen. modular approval permits the installation of a module in a host device without the need to recertify the device. labeling requirements for the host device (from section 3.2.1, rs s-gen, issue 3, december 2010). the host device must be labeled to identify the module within the host device. the industry canada certification label of a module shall be clearly visible at all times when installed in the host device, otherwise the host device must be labeled to display the industry canada certification number of the module, preceded by the words ?contains transmitter module?, or the word ?contains?, or similar wording expressing the same meaning, as follows: user manual notice for license-exempt radio apparatus (from section 7.1.3 rss-gen, issue 3, december 2010). user manuals for license-exempt radio apparatus must contain the following or equivalent notice in a conspicuous location in the user manual or alternatively on the device or both. 3.2.1 mrf89xam9a settings to meet industry canada (ic) requirements, the following settings must be observed by the integrator. 3.2.1.1 fsk modulation the following settings conf igure the mrf89xam9a for wideband digital modulation techniques that conform to the requirements of rss-210 issue 8, annex 8. these settings allow higher radio frequency (rf) output power and greater link budget. ? bit rate setting: 50?200 kbps - transmit power maximum setting: 13 dbm ? bit rate setting: 2?40 kbps - transmit power maximum setting: 7 dbm ? frequency deviation setting: 200 khz ? data whitening: on ? lower frequency setting: 902.800 mhz ? upper frequency setting: 926.500 mhz 3.2.1.2 ook modulation the following settings conf igure the mrf89xam9a for narrowband operation that conform to the requirements of rss-gen issue 3. rss- gen issue 3 requires a much lower power setting than is allowed in part rss- 210 issue 8 annexure 8. these settings are good for applications that require lower transmit power current consumption and shorter transmit distances. ? transmit power maximum setting: 1 dbm ? bit rate maximum setting: 28 kbps ? frequency deviation setting: 200 khz ? lower frequency setting: 902.330 mhz ? upper frequency setting: 927.500 mhz 3.2.2 helpful web sites industry canada: http://www.ic.gc.ca/ contains transmitter module ic: 7693a-89xam9a this device complies with industry canada license- exempt rss standard(s). operation is subject to the following two conditions: (1) this device may not cause interference, and (2) this device must accept any interference, including interference that may cause undesired operat ion of the device. le prsent appareil est conforme aux cnr d'industrie canada applicables aux appareils radio exempts de licence. l'exploitation est autorise aux deux conditions suivantes: (1) l'appareil ne doit pas produire de brouillage, et (2) l'utilisateur de l'appareil doit accepter tout brouil lage radiolectrique subi, mme si le brouillage est susceptible d'en compromettre le fonctionnement. mrf89xam9a ds75017b-page 20 preliminary ? 2011-2012 microchip technology inc. 3.3 australia mrf89xam9a module rf transmitter test reports can be used in part to demonstrate compliance in accordance with acma r adio communications ?short range devices? standard 2004 (the short range devices standard calls up the as/nzs 4268:2008 industry standard). the mrf89xam9a module test reports can be used as part of the product certification and compliance folder. for more information on the rf transmitter test reports, contact microchip technology australia office. as/nzs 4268:2008 refers to the usa fcc 15.247 rf standards, the frequency limits of 915 - 928 mhz apply in australia. to meet overall australian end product compliance, the integrator must construct a compliance folder containing all relevant compliance test reports e.g. rf, emc, electrical safety and doc (declaration of conformity) etc. it is the re sponsibility of the integrator to know what is required in the compliance folder for acma compliance. for more information on australia compliance, refer to the australian communications and media authority web site http://www.acma.gov.au/ . 3.3.1 mrf89xam9a settings to meet australian communications and media authority (acma) requirements, the following settings must be observed by the integrator. 3.3.1.1 fsk modulation the following settings configure the mrf89xam9a for wideband digital modulation techniques that conform to the requirements of part 15.247: ? bit rate setting: 50 - 200 kbps - transmit power maximum setting: 13 dbm ? bit rate setting: 2 - 40 kbps - transmit power maximum setting: 7 dbm ? frequency deviation setting: 200 khz ? data whitening: on ? lower frequency setting: 915.800 mhz ? upper frequency setting: 927.500 mhz 3.3.2 helpful web sites the australian communications and media authority: www.acma.gov.au/. 3.4 new zealand mrf89xam9a module rf transmitter test reports can be used in part to demonstrate compliance against the new zealand ?general user radio license for short range devices?. new zealand radio communications (radio standards) notice 2010 calls up the as / nzs 4268:2008 industry standard. the mrf89xam9a module test reports can be used as part of the product certification and compliance folder. for more information on the rf transmitter test reports, contact microchip technology. information on the new zealand short range devices license can be found in the following web links: http://www.rsm.govt.nz/cms/licensees/types-of- licence/general-user-licences/short-range-devices and http://www.rsm.govt.nz/cms/policy-and-planning/ spectrum-policy-overview/legislation/gazette-notices/ product-compliance/radiocommunications-radio- standards-notice-2010 . while the as /nzs 4268:2008 refers to the usa fcc 15.247 and en 300 220-1 v2.3.1 rf standards, the frequency limits of 921 mhz to 928 mhz apply in new zealand. to meet overall new zealand end product compliance, the developer must construct a compliance folder containing all relevant comp liance test reports e.g. rf, emc, electrical safety and doc (declaration of conformity) etc. it is the responsibility of the developer to know what is required in the compliance folder for new zealand radio communications. for more information on new zealand compliance, refer to the web site http://www.rsm.govt.nz/. 3.4.1 mrf89xam9a settings to meet radio spectrum ministry of economic development requirements, the following settings must be observed by the integrator: 3.4.1.1 fsk modulation the following settings configure the mrf89xam9a for wideband digital modulation techniques that conform to the requirements of part 15.247: ? bit rate setting: 50 - 200 kbps - transmit power maximum setting: 13 dbm ? bit rate setting: 2 - 40 kbps - transmit power maximum setting: 7 dbm ? frequency deviation setting: 200 khz ? data whitening: on ? lower frequency setting: 921.800 mhz ? upper frequency setting: 927.500 mhz ? 2011-2012 microchip technology inc. preliminary ds75017b-page 21 mrf89xam9a 3.4.2 helpful web sites radio spectrum ministry of economic development: http://www.rsm.govt.nz/. mrf89xam9a ds75017b-page 22 preliminary ? 2011-2012 microchip technology inc. notes: ? 2011-2012 microchip technology inc. preliminary ds75017b-page 23 mrf89xam9a 4.0 electrical characteristics absolute maximum ratings ambient temperature under bias................................................................................................. ............. -40c to +85c storage temperature ............................................................................................................ .................. -55c to +125c voltage on v in with respect to v ss ................................................................................................................ -0.3v to 6v voltage on any combined digital and analog pin with respect to v ss (except v in ) ...........................-0.3v to (v in + 0.3v) input current into pin (except v in and v ss )........................................................................................... -25 ma to 25 ma notice: stresses above those listed under ?absolute ma ximum ratings? may cause permanent damage to the device. this is a stress rating only and functional operation of the device at those or any other conditions above those indicated in the operation listings of this specification is not implied. exposure to maximum rating conditions for extended periods may affect device reliability. mrf89xam9a ds75017b-page 24 preliminary ? 2011-2012 microchip technology inc. table 4-1: recommended operating conditions table 4-2: current consumption table 4-3: digital i/o pin input specifications (1) parameter min typ max unit condition ambient operating temperature -40 ? +85 c ? supply voltage for rf, analog and digital circuits 2.1 ? 3.6 v ? supply voltage for digital i/o 2.1 ? 3.6 v ? input high voltage (v ih ) 0.5 * v in ?v in + 0.3 v ? input low voltage (v il ) -0.3v ? 0.2 * v in v? ac peak voltage on open collector outputs (io) (1) v in ? 1.5 ? v in + 1.5 v ? note 1: at minimum, v in ? 1.5v should not be lower than 1.8v. symbol chip mode min typ max unit condition i ddsl sleep ? 0.1 2 a sleep clo ck disabled, all blocks disabled i ddst idle ? 65 80 a oscillator and baseband enabled i ddfs frequency synthesizer ? 1.3 1.7 ma frequency synthesizer running i ddtx tx ? ? 25 16 30 21 ma ma output power = +10 dbm output power = +1 dbm (1) i ddrx rx ? 3.0 3.5 ma ? note 1: guaranteed by design and characterization. symbol characteristic min typ max unit condition v il input low voltage ? ? 0.2 * v in v? v ih input high voltage 0.8 * v in ??v ? i il input low leakage current (2) -0.5 ? 0.5 a v il = 0v i ih input high leakage current -0.5 ? 0.5 a v ih = v in , v in = 3.7 v ol digital low output voltage ? ? 0.1 * v in ?i ol = 1 ma v oh digital low output 0.9 * v in ??v i oh = -1 ma note 1: measurement conditions: t a = 25c, v in = 3.3v, crystal frequency = 12.8 mhz, unless otherwise specified. 2: negative current is defined as the current sourced by the pin. ? 2011-2012 microchip technology inc. preliminary ds75017b-page 25 mrf89xam9a table 4-4: pll parameters ac characteristics (1) symbol parameter min typ max unit condition fro frequency ranges 902 ? 928 mhz ? brfsk bit rate (fsk) 2 ? 200 kbps nrz brook bit rate (ook) 1.56 ? 28 kbps nrz fdfsk frequency deviation (fsk) 33 ? 200 khz ? fxtal crystal oscillator frequency ? 12.8 ? mhz ? fsstp frequency synthesizer step ? 2 ? khz variable, depending on the frequency tsosc oscillator wake-up time ? 1.5 5 ms from sleep mode (1) tsfs frequency synthesizer wake-up time; at most, 10 khz away from the target ? 500 800 s from stand-by mode tshop frequency synthesizer hop time; at most, 10 khz away from the target ? 180 ? s 200 khz step ? 200 ? s 1 mhz step ? 250 ? s 5 mhz step ? 260 ? s 7 mhz step ? 290 ? s 12 mhz step ? 320 ? s 20 mhz step ? 340 ? s 27 mhz step note 1: guaranteed by design and characterization. mrf89xam9a ds75017b-page 26 preliminary ? 2011-2012 microchip technology inc. table 4-5: receiver ac characteristics (1) symbol parameter min typ max unit condition rsf sensitivity (fsk) ? -105 ? dbm 915 mhz, br = 25 kbps, f dev = 50 khz, f c = 100 khz ? -101 ? dbm 915 mhz, br = 66.7 kbps, f dev = 100 khz, f c = 200 khz rso sensitivity (ook) ? -111 ? dbm 915 mhz, 2 kbps nrz f c ? f o = 50 khz, f o = 50 khz ? -105 ? dbm 915 mhz, 16.7 kbps nrz f c ? f o = 100 khz, f o = 100 khz ccr co-channel rejection ? -12 ? dbc modulation as wanted signal acr adjacent channel rejection ? 27 ? db offset = 300 khz, unwanted tone is not modulated ? 52 ? db offset = 600 khz, unwanted tone is not modulated ? 57 ? db offset = 1.2 mhz, unwanted tone is not modulated bi blocking immunity ? -48 ? dbm offset = 1 mhz, unmodulated ? -37 ? dbm offset = 2 mhz, unmodulated, no saw ? -33 ? dbm offset = 10 mhz, unmodulated, no saw rxbwf receiver bandwidth in fsk mode (2) 50 ? 250 khz single side bw, polyphase off rxbwu receiver bandwidth in ook mode (2) 50 ? 400 khz single side bw, polyphase on itp3 input third order intercept point ? -28 ? dbm interferers at 1 mhz and 1.950 mhz offset tsrwf receiver wake-up time ? 280 500 s from fs to rx ready tsrws receiver wake-up time ? 600 900 s from stand-by to rx ready tsrhop receiver hop time from rx ready to rx ready with a frequency hop ? 400 ? s 200 khz step ? 400 ? s 1 mhz step ? 460 ? s 5 mhz step ? 480 ? s 7 mhz step ? 520 ? s 12 mhz step ? 550 ? s 20 mhz step ? 600 ? s 27 mhz step rssist rssi sampling time ? ? 1/ f dev s from rx ready rsstdr rssi dynamic range ? 70 ? d b ranging from sensitivity note 1: guaranteed by design and characterization. 2: this reflects the whole receiver bandwidth, as descr ibed by conditions for ac tive and passive filters. ? 2011-2012 microchip technology inc. preliminary ds75017b-page 27 mrf89xam9a table 4-6: transmitter ac characteristics (1) 4.1 timing specification and diagram table 4-7: spi timing specification (1,2) symbol description min typ max unit condition rfop rf output power, programmable with 8 steps of typ. 3 db ? +12.5 ? dbm maximum power setting ? -8.5 ? dbm minimum power setting pn phase noise ? -112 ? dbc/hz measured with a 600 khz offset at the transmitter output txsp transmitted spurious ? ? -47 dbc at any offset between 200 khz and 600 khz, unmodulated carrier, f dev = 50 khz tx2 second harmonic ??-40dbm no modulation, see note (2) tx3 third harmonic tx4 fourth harmonic txn harmonics above tx4 fskdev fsk deviation 33 55 200 khz programmable tstwf transmitter wake-up time ? 120 500 s from fs to tx ready tstws transmitter wake-up time ? 600 900 s from stand-by to tx ready note 1: guaranteed by design and characterization. 2: transmitter in-circuit perform ance with saw filter and crystal. parameter min typ max unit condition spi configure clock frequency ? ? 6 mhz ? spi data clock frequency ? ? 1 mhz ? data hold and setup time 2 ? ? s ? sdi setup time for spi configure 250 ? ? ns ? sdi setup time for spi data 312 ? ? ns ? cscon low to sck rising edge; sck falling edge to cscon high 500 ? ? ns ? csdata low to sck rising edge; sck falling edge to csdata high 625 ? ? ns ? cscon rising to falling edge 500 ? ? ns ? csdata rising to falling edge 625 ? ? ns ? note 1: typical values: t a = 25c, v in = 3.3v, crystal frequency = 12.8 mhz, unless otherwise specified. 2: negative current is defined as the current sourced by the pin. mrf89xam9a ds75017b-page 28 preliminary ? 2011-2012 microchip technology inc. notes: ? 2011-2012 microchip technology inc. preliminary ds75017b-page 29 mrf89xam9a appendix a: revision history revision a (july 2011) this is the initial re lease of the document. revision b (december 2012) added regulatory approval information of australia and new zealand. mrf89xam9a ds75017b-page 30 preliminary ? 2011-2012 microchip technology inc. notes: ? 2011-2012 microchip technology inc. preliminary ds75017b-page 31 mrf89xam9a the microchip web site microchip provides online support via our www site at www.microchip.com . this web site is used as a means to make files and information easily available to customers. accessible by using your favorite internet browser, the web site contains the following information: ? product support ? data sheets and errata, application notes and sample programs, design resources, user?s guides and hardware support documents, latest software releases and archived software ? general technical support ? frequently asked questions (faq), technical support requests, online discussion groups, microchip consultant program member listing ? business of microchip ? product selector and ordering guides, latest microchip press releases, listing of seminars and events, listings of microchip sales offices, distributors and factory representatives customer change notification service microchip?s customer notification service helps keep customers current on microchip products. subscribers will receive e-mail notification whenever there are changes, updates, revisions or errata related to a specified product family or de velopment tool of interest. to register, access the microchip web site at www.microchip.com . under ?support?, click on ?customer change notification? and follow the registration instructions. customer support users of microchip products can receive assistance through several channels: ? distributor or representative ? local sales office ? field application engineer (fae) ? technical support ? development systems information line customers should contact their distributor, representative or field application engineer (fae) for support. local sales offices are also available to help customers. a listing of sa les offices and locations is included in the back of this document. technical support is available through the web site at: http://microchip.com/support mrf89xam9a ds75017b-page 32 preliminary ? 2011-2012 microchip technology inc. reader response it is our intention to provide you with the best document ation possible to ensure succe ssful use of your microchip product. if you wish to provide your comments on organiz ation, clarity, subject matter, and ways in which our documentation can better serve you, please fax your comments to the technical publications manager at (480) 792-4150. please list the following information, and use this outli ne to provide us with your comments about this document. to: technical publications manager re: reader response total pages sent ________ from: name company address city / state / zip / country telephone: (_______) _________ - _________ application (optional): would you like a reply? y n device: literature number: questions: fax: (______) _________ - _________ ds75017b mrf89xam9a 1. what are the best features of this document? 2. how does this document meet your hardware and software development needs? 3. do you find the organization of this document easy to follow? if not, why? 4. what additions to the document do you th ink would enhance the structure and subject? 5. what deletions from the document could be made without affecting the overall usefulness? 6. is there any incorrect or misleading information (what and where)? 7. how would you improve this document? ? 2011-2012 microchip technology inc. preliminary ds75017b-page 33 mrf89xam9a product identification system to order or obtain information, for example, on pricing or delivery, refer to the factory or the listed sales office . device mrf89xam9a-i/rm: ultra low-power, integrated ism band sub-ghz transceiver module temperature range i = - 40oc to + 85oc (industrial) example: a) mrf89xam9a-i/rm: industrial temperature tray. b) mrf89xam9at-i/rm: industrial temperature tape and reel, qfn package, tape and reel. part no device m module x module type tape and reel -x temperature range t mrf89xam9a ds75017b-page 34 preliminary ? 2011-2012 microchip technology inc. ? 2011-2012 microchip technology inc. preliminary ds75017b-page 35 information contained in this publication regarding device applications and the like is prov ided only for your convenience and may be superseded by updates. it is your responsibility to ensure that your application me ets with your specifications. microchip makes no representations or warranties of any kind whether express or implied, written or oral, statutory or otherwise, related to the information, including but not limited to its condition, quality, performance, merchantability or fitness for purpose . microchip disclaims all liability arising from this information and its use. use of microchip devices in life support and/or safe ty applications is entirely at the buyer?s risk, and the buyer agrees to defend, indemnify and hold harmless microchip from any and all damages, claims, suits, or expenses resulting fr om such use. no licenses are conveyed, implicitly or ot herwise, under any microchip intellectual property rights. trademarks the microchip name and logo, th e microchip logo, dspic, flashflex, k ee l oq , k ee l oq logo, mplab, pic, picmicro, picstart, pic 32 logo, rfpic, sst, sst logo, superflash and uni/o are registered trademar ks of microchip technology incorporated in the u.s.a. and other countries. filterlab, hampshire, hi-tech c, linear active thermistor, mtp, seeval and the embedded control solutions company are registered tradema rks of microchip technology incorporated in the u.s.a. silicon storage technology is a registered trademark of microchip technology inc. in other countries. analog-for-the-digital age, a pplication maestro, bodycom, chipkit, chipkit logo, codeguard, dspicdem, dspicdem.net, dspicworks, dsspeak, ecan, economonitor, fansense, hi-tide, in-circuit serial programming, icsp, mindi, miwi, mpasm, mpf, mplab certified logo, mplib, mplink, mtouch, omniscient code generation, picc, picc-18, picdem, picdem.net, pickit, pictail, real ice, rflab, select mode, sqi, serial quad i/o, total endurance, tsharc, uniwindriver, wiperlock, zena and z-scale are trademarks of microchip technology incorporated in the u.s.a. and other countries. sqtp is a service mark of mi crochip technology incorporated in the u.s.a. gestic and ulpp are registered trademarks of microchip technology germany ii gmbh & co. & kg, a subsidiary of microchip technology inc., in other countries. all other trademarks mentioned herein are property of their respective companies. ? 2011-2012, microchip technology incorporated, printed in the u.s.a., all rights reserved. printed on recycled paper. isbn: 978-1-62076-816-7 note the following details of the code protection feature on microchip devices: ? microchip products meet the specification cont ained in their particular microchip data sheet. ? microchip believes that its family of products is one of the mo st secure families of its kind on the market today, when used i n the intended manner and under normal conditions. ? there are dishonest and possibly illegal meth ods used to breach the code protection fe ature. all of these methods, to our knowledge, require using the microchip pr oducts in a manner outside the operating specif ications contained in microchip?s data sheets. most likely, the person doing so is engaged in theft of intellectual property. ? microchip is willing to work with the customer who is concerned about the integrity of their code. ? neither microchip nor any other semiconduc tor manufacturer can guarantee the security of their code. code protection does not mean that we are guaranteeing the product as ?unbreakable.? code protection is constantly evolving. we at microchip are committed to continuously improving the code protection features of our products. attempts to break microchip?s c ode protection feature may be a violation of the digital millennium copyright act. if such acts allow unauthorized access to your softwa re or other copyrighted work, you may have a right to sue for relief under that act. microchip received iso/ts-16949:2009 certification for its worldwide headquarters, design and wafer fabrication facilities in chandler and tempe, arizona; gresham, oregon and design centers in california and india. the company?s quality system processes and procedures are for its pic ? mcus and dspic ? dscs, k ee l oq ? code hopping devices, serial eeproms, microperi pherals, nonvolatile memory and analog products. in addition, microchip?s quality system for the design and manufacture of development systems is iso 9001:2000 certified. quality ? management ? ? ? ? by ? dnv ? == iso/ts ? 16949 ? == ? 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