1 of 8 functional block diagram rf micro devices?, rfmd?, optimum technology matching?, enabling wireless connectivity?, powerstar?, polaris? total radio? and ultimateblue? are trademarks of rfmd, llc. bluetooth is a trade- mark owned by bluetooth sig, inc., u.s.a. and licensed for use by rfmd. all other trade names, trademarks and registered tradem arks are the property of their respective owners. ?2012, rf micro devices, inc. product description 7628 thorndike road, greensboro, nc 27409-9421 for sales or technical support, contact rfmd at (+1) 336-678-5570 or customerservice@rfmd.com . ordering information vbatt en ctrl rf1602 rf1 rf2 rf1602 broadband spdt switch the rf1602 is a single-pole dual-throw (spdt) switch designed for switching appli- cations requiring very low insertion loss an d high power handling capability coupled with minimal dc power consumption. the excellent linearity performance achieved by the rf1602 makes it ideal for use in sv-lte, wcdma, and cdma applications. the rf1602 offers very high isolation between rf ports providing greater separa- tion between transmit and receive paths. the rf1602 is packaged in a very com- pact 2mm x 2mm x 0.55mm 12-pin qfn package. features ? low frequency to 3.8ghz operation ? low insertion loss, typ. 0.3db at 1ghz ? very high isolation, typ. 42db at 1ghz ? high linearity, iip2 typ. 129dbm ? direct connection to v batt ? compatible with low voltage logic (v high minimum = 1.3v) ? no external dc blocking capacitors required on rf paths unless dc is applied externally ? 2kv hbm rating on all ports applications ? sv-lte, wcdma, gsm ? post pa switching ? general purpose switching applications ds20130218 package: qfn, 2mm x 2mm x 0.55mm rf1602broad- band spdt switch rf1602 sb sample bag (5 pieces) rf1602 sq 25 piece sample bag rf1602 sr 100 pieces 7? reel rf1602 tr7 2500 pices 7? reel rf1602pck-410 fully assembled evaluation board (including 5 loose piece samples)
2 of 8 rf1602 ds20130218 7628 thorndike road, greensboro, nc 27409-9421 for sales or technical support, contact rfmd at (+1) 336-678-5570 or customerservice@rfmd.com . absolute maximum ratings parameter rating unit maximum v batt 6.0 v maximum en 3.0 v maximum ctrl 3.0 v maximum power handling (6:1 vswr,temp =25c ) +36 dbm operating temperature -40 to +85 c storage temperature -40 to +125 c nominal operating parameters parameter specification unit condition min. typ. max. (all nominal test conditions unless otherwise stated) v batt = 3.5v, temperature = 25c, all rf ports terminated in 50 ? insertion loss rf1 to ant, rf2 to ant 0.30 0.40 db 400mhz to 1ghz 0.30 0.45 db 1.0ghz to 2.0ghz 0.35 0.50 db 2.0ghz to 2.5ghz 0.40 0.55 db 2.5ghz to 3.5ghz 0.40 0.60 db 3.5ghz to 3.8ghz isolation rf1 to rf2, rf2 to rf1 37 42 db 400mhz to 1ghz 31 34 db 1.0ghz to 2.0ghz 30 32 db 2.0ghz to 2.5ghz 25 29 db 2.5ghz to 3.5ghz 24 29 db 3.5ghz to 3.8ghz rf port return loss ant, rf1, rf2 10 15 db 400mhz to 3.8ghz 900mhz harmonics second harmonic -95 -75 dbc p in = 35dbm third harmonic -90 -75 dbc 1800mhz harmonics second harmonic -95 -75 dbc p in =33dbm third harmonic -90 -75 dbc iip2 rf1, rf2, ant (cell) 122 129 dbm tone 1: 836.5mhz at +26dbm tone 2: 1718mhz at -20dbm receive freq: 881.5mhz rf1, rf2, ant (aws) 122 129 dbm tone 1: 1732.5mhz at +26dbm tone 2: 3865mhz at -20dbm receive freq: 2132.5mhz rf1, rf2, ant (pcs) 122 129 dbm tone 1: 1880mhz at +26dbm tone 2: 3840mhz at -20dbm receive freq: 1960mhz rf1, rf2, ant (imt) 122 129 dbm tone 1: 1950mhz at +26dbm tone 2: 4090mhz at -20dbm receive freq: 2140mhz caution! esd sensitive device. exceeding any one or a combination of the absolute maximum rating conditions may cause permanent damage to the device. ex tended application of absolute maximum rating conditions to the device may reduce device reliability. specified typical perfor- mance or functional operation of the device under absolute maximum rating condi- tions is not implied. the information in this publication is believed to be accurate and reliable. however, no responsibility is assumed by rf micro device s, inc. ("rfmd") for its use, nor for any infringement of patents, or other rights of third parties, resulting from its use. no license is granted by implication or otherwise under any patent or patent rights of rfmd. rfmd reserves the right to change component circuitry, recommended appli- cation circuitry and specifications at any time without prior notice. rfmd green: rohs compliant per eu directive 2002/95/ec, halogen free per iec 61249-2-21, < 1000ppm each of antimony trioxide in polymeric materials and red phosphorus as a flame retardant, and <2% antimony in solder.
3 of 8 rf1602 ds20130218 7628 thorndike road, greensboro, nc 27409-9421 for sales or technical support, contact rfmd at (+1) 336-678-5570 or customerservice@rfmd.com . parameter specification unit condition min. typ. max. (all nominal test conditions unless otherwise stated) v batt = 3.5v, temperature = 25c, all rf ports terminated in 50 ? iip3 sv-lte rf1, rf2, ant (cell) 83 dbm tone 1: 786mhz at +23dbm tone 2: 825mhz at +14dbm receive freq: 747mhz rf1, rf2, ant (cell) 80 dbm tone 1: 782mhz at +23dbm tone 2: 827mhz at +14dbm receive freq: 872mhz iip3 rf1, rf2, ant (cell) 70 75 dbm tone 1: 836.5mhz at +26dbm tone 2: 791.5mhz at -20dbm receive freq: 881.5mhz rf1, rf2, ant (imt) 70 75 dbm tone 1: 1950mhz at +26dbm tone 2: 1760mhz at -20dbm receive freq: 2140mhz max operating power 36 dbm 50 ? , temp = 25 ? c 35 dbm vswr = 6:1, temp = -40 ?? to +85 ? c supply and control signal characteristics supply voltage, v batt 2.7 3.5 4.6 v supply current, v batt en = high 100 200 ? a en = low 14 20 ? a control voltage (en, ctrl) v high 1.3 1.8 2.7 v v low 00.45v control current i high 2.5 5 ? a i low 13 ? a switching time switching speed on 2 5 ? s all combination; 50% control to 90% rf on switching speed rf off 2 5 ? s all combinations; 50% control to 10% rf off start up time from shutdown 5 ? s maximum set up time for the switch to reach fully compliant operation turn-on time 5 20 ? s time from vbatt 50% of operational voltage to rf signal at 90%
4 of 8 rf1602 ds20130218 7628 thorndike road, greensboro, nc 27409-9421 for sales or technical support, contact rfmd at (+1) 336-678-5570 or customerservice@rfmd.com . power up/power down and operational controls for the rf1602 scenario 1 sequence for power up and power down from the phone battery or supply that is connected to rf1602 v batt pin. power up turn on v batt (supply), then en, then ctrl, then (20s or greater), apply rf signal power down turn off rf signal, then ctrl, then en, turn off v batt (supply) scenario 2 sequence for going in and out of a shutdown mode, keeping the v batt or supply on, but disabling/ enabling the rf1602 by the en pin. power up turn-on en (enable), then ctrl, then (5s or greater), turn-on rf signal power down turn-off rf signal, then ctrl, then en (disable) scenario 3 when changing switch positions between rf1 and rf2, no rf signal should be applied to any rf port while the ctrl is changing states switching ports turn-off rf signal, then change ctrl state, then (5s or greater), turn-on rf signal
5 of 8 rf1602 ds20130218 7628 thorndike road, greensboro, nc 27409-9421 for sales or technical support, contact rfmd at (+1) 336-678-5570 or customerservice@rfmd.com . pin out top view control logic the switch is operable in 3 states. the switch is designed for two modes: active and shut down. assuming vbatt is always between 2.7v and 4.6v the switch is controlled by the en voltage. when en is high the switch is active and when en is low the switch is in standby mode. pin names and description pin function description 1gnd ground. 2ant single ended rf port. 3gnd ground. 4gnd ground. 5rf1 single ended rf port. 6gnd ground. 7ctrl switch logic control input. 8en switch logic control input, shutdown for low leakage current. 9vbatt supply voltage from battery. 10 gnd ground. 11 rf2 single ended rf port. 12 gnd ground. 13 package base ground. state v batt ctrl en rf path 1 2.7v to 4.6v v high v high ant-rf2 2 2.7v to 4.6v v low v high ant-rf1 shutdown 2.7v to 4.6v don?t care v low shutdown 12 gnd 13 gnd 4 gnd 5 rf1 6 gnd 7 ctrl 8 en 9 vbatt 3 gnd 2 ant 1 gnd 10 gnd 11 rf2
6 of 8 rf1602 ds20130218 7628 thorndike road, greensboro, nc 27409-9421 for sales or technical support, contact rfmd at (+1) 336-678-5570 or customerservice@rfmd.com . package drawing
7 of 8 rf1602 ds20130218 7628 thorndike road, greensboro, nc 27409-9421 for sales or technical support, contact rfmd at (+1) 336-678-5570 or customerservice@rfmd.com . pcb surface finish the pcb surface finish used for rfmd's qualification process is electroless nickel, immersion gold. typical thickness is 3 ? inch to 8 ? inch gold over 180 ? inch nickel. pcb land pattern recommendation pcb land patterns for rfmd components are based on ipc-7351 standards and rfmd empirical data. the pad pattern shown has been developed and tested for optimized assembly at rf md. the pcb land pattern has been developed to accommodate lead and package tolerances. since surface mount processes va ry from company to company, careful process development is recommended. pcb metal land and solder mask pattern 2x 0.500 3x 0.926 2x 0.500 3x 0.926 3x 0.926 2x 0.500 2x 0.500 3x 0.926 0.000 3x 0.926 3x 0.926 2x 0.500 2x 0.500 0.000 0.000
8 of 8 rf1602 ds20130218 7628 thorndike road, greensboro, nc 27409-9421 for sales or technical support, contact rfmd at (+1) 336-678-5570 or customerservice@rfmd.com . evaluation board schematic l1* dni c1 10nf 1 2 j1 ant 1 2 j2 rf1 1 2 j3 rf2 gnd 13 gnd 1 ant 2 gnd 3 gnd 4 rf1 5 gnd 6 ctrl 7 en 8 vbatt 9 gnd 10 rf2 11 gnd 12 u1 rf1602 en ctrl vbatt 1 2 3 4 5 p1 hdr_1x5 c2 100pf c3 100pf r1 r2 0 0
|
