dual axis 1.7 g accelerometer with spi ? interface prelim inary technical data adis16003 rev. pr a in fo rmation furn ished by an alog d e v i c e s is believed to be accurate and reliable. how e ver, n o resp on sibili ty is assume d b y a n alog de vices fo r its use, nor for an y i n fri n geme nt s of p a t e nt s or ot h e r ri ght s o f th ird parties th at may result fro m its use . specifications subjec t to chan g e witho u t n o tice. no licen s e is g r an te d by implicati o n or ot herwi s e u n der a n y p a t e nt or p a t e nt ri ghts of analog de v i ces. trademarks an d registered tra d ema r ks are the prop erty o f their respective ow ners. one technolog y way, p.o . box 9106, norwood, ma 02062-9106, u.s.a. t e l: 781. 329. 4 700 www.analog.com fax: 781. 461. 31 13 ? 2005 analog de vices, i n c. al l r i ght s r e ser v ed . features dual-axis accelerometer spi digital output interface internal tempe r ature sensor highly integrat ed; minimal ex ternal compon ents bandwidth ext e rnally selecta b le 1.5 m g resoluti on at 60 h z externally controlled el ectrostatic self-t est 5.2 v to 5.25 v single-supply o p eration low power: < 2 ma 3500 g s h ock su r v iv a l 7 mm 7 mm 3.6 mm packa g e applications industrial vibra t ion/moti on sensing platform stabil ization dual -axis til t se nsing tracking, recording, analys is devices alarms, s e curit y de vices general d e scription the ad is16003 is a lo w cos t , lo w p o w e r , com p let e d u al -axis acceler o m e t e r wi t h an i n teg r a t e d s e r i a l o u t p ut p o r t in t e r f ac e (s p i ). an i n t e g r a t e d t e m p era t ure s e n s o r is als o a v a i la b l e o n t h e s p i in t e r f ace. th e ad is16003 m e as ur es acce lera tio n wi th a f u l l - s c ale ra n g e o f 1.7 g (typ ic al). the ad is16003 ca n m e as ur e b o t h d y namic a cceler a t i o n (fo r ex a m ple, v i b r a t i o n) a nd st a t ic a c c e l e r a t i on ( f or e x am pl e, g r a v it y ) . the typ i cal n o is e f l o o r is 110 g /h z al lo win g s i g n als b e lo w 2 m g ( 6 0 hz b a nd w i dt h ) to b e re s o lve d . t h e b a nd w i dt h of t h e a c c e l e ro me te r i s s e t w i t h c a p a c i tor s c x a nd c y at t h e x fi l t a nd y fi l t p i ns. s e le c t ion o f t h e tw o a n a l o g in p u t cha n ne ls is co n t r o l l e d b y t h e di n i n p u t. an ext e r n al l y dr i v en s e lf-t e s t p i n (s t) al lo ws t h e us er t o v e r i f y th e a c ce le r o m e t e r fun c ti o n ali t y . the ad is16003 is a v a i la b l e in a 7 mm 7 mm 3.6 mm, 12-t e r m inal l g a p a c k a g e . functional bloc k dia g ram sclk din dout cs tcs com y-filt self-test x-filt v cc adis16003 temp sensor 1.7 g accelerometer 05463-001 2-channel spi fi g u r e 1 .
adis16003 preliminary technical data rev. pra | page 2 of 8 table of contents specifications ..................................................................................... 3 timing specifications ....................................................................... 4 absolute maximum ratings ............................................................ 6 esd caution .................................................................................. 6 pin configuration and function descriptions ..............................7 outline dimensions ..........................................................................8 ordering guide .............................................................................8 revision history 3/05revision pra
preliminary technical data adis16003 rev. pra | page 3 of 8 specifications t a = C40c to +125c, v cc = 5 v, c x = c y = 0.1 f, acceleration = 0 g , unless otherwise noted. all minimum and maximum specifications are guaranteed. typical specifications are not guaranteed. table 1. parameter conditions min typ max unit accelerometer sensor input each axis measurement range 1.7 g nonlinearity % of full scale 0.5 2.5 % package alignment error 1.5 degrees alignment error x sensor to y sensor 1 0.1 degrees cross axis sensitivity 2 5 % accelerometer sensitivity each axis sensitivity at x filt , y filt v cc = 5 v 1.13 1.22 1.30 mg/lsb sensitivity change due to temperature 2 delta from 25c 8 lsb zero g bias level each axis 0 g voltage at x filt , y filt v cc = 5 v 1905 2048 2190 lsb 0 g offset vs. temperature 0.14 lsb/c accelerometer noise performance noise density @25c 110 g /hz rms accelerometer frequency response 3 c x , c y range 4 0 10 f r filt tolerance 24 32 40 k? sensor resonant frequency 5.5 khz accelerometer self test 5 logic input low 1 v logic input high 4 v st input resistance to ground 30 50 k? output change at x out , y out self test 0 to 1 323 614 904 lsb temperature sensor accuracy v cc = 3 v to 5.25 v 2 c resolution 10 bits update rate 400 s temperature conversion time 25 s digital intput input high voltage (v inh ) v cc = 5 v 2.4 v v cc = 3.3 v 2.1 v input low voltage (v inl ) 0.8 v input current v in = 0 v to v cc 10 a input capacitance 10 pf digital output output high voltage (v oh ) i source = 200 a v cc C 0.5 v output low voltage (v ol ) i sink = 200 a 0.4 v power supply operating voltage range 3.0 5.25 v quiescent supply current 1.5 2.0 ma turn-on time 6 c filt in f 20 ms 1 guaranteed by measurement of initial offset and sensitivity. 2 defined as the output change from ambient-to-maximum temperature or ambient-to-minimum temperature. 3 actual frequency response controlled by user-supplied external capacitor (c x , c y ). 4 bandwidth C 1/(2 32 k? x (2200 pf + c)). for c x , c y = 0, bandwidth = 2200 hz. for c x , c y = 10 f, bandwidth = 0.5 hz. min/max values are not tested. 5 self-test response changes as the square of v s . 6 larger values of c x , c y increase turn-on time. turn-on time is approximately 160 ( 2200 pf + c x or c y ) + 4 ms, where c x , c y are in f.
adis16003 preliminary technical data rev. pra | page 4 of 8 timing specifications t a = C40c to +125c, acceleration = 0 g , unless otherwise noted. table 2. parameter 1 , 2 v cc = 3.3 v cc = 5 unit description f sclk 3 10 10 khz min 2 2 mhz max t convert 14.5 t sclk 14.5 t cslk t acq 1.5 t sclk 1.5 t sclk throughput time = t convert + t acq = 16 t sclk t 1 10 10 ns min cs to sclk setup time t 2 4 60 30 ns max delay from cs until dout three-state disabled t 3 4 100 75 ns max data access time after sclk falling edge t 4 20 20 ns min data setup time prior to sclk rising edge t 5 20 20 ns min data hold time after sclk rising edge t 6 0.4 t sclk 0.4 x t sclk ns min sclk high pulse width t 7 0.4 t sclk 0.4 x t sclk ns min sclk low pulse width t 8 5 80 80 ns max cs rising edge to dout high impedance t 9 5 5 us typ power-up time from shutdown t 10 0 0 ns min tcs to sclk setup time t 11 50 50 ns min sclk high pulse width t 12 50 50 ns min sclk low pulse width t 13 4 35 35 ns max data access time after sclk falling edge t 14 20 20 ns min data setup time prior to sclk rising edge t 15 0 0 ns min data hold time after sclk rising edge t 16 0 0 ns min tcs to sclk hold time t 17 40 40 ns max tcs to dout high impedance 1 guaranteed by design. all input signals are specified with tr and tf = 5ns (10% to 90% of v cc ) and timed from a voltage level of 1.6 v. the 3.3 v operating range spans from 3.0 v to 3.6 v. the 5 v operatin g range spans from 4.75 v to 5.25 v. 2 see and . figure 3 figure 4 3 mark/space ratio for the sc lk input is 40/60 to 60/40. 4 measured with the load circuit in and defined as the time required for the output to cross 0.4 v or 2.0 v with v figure 2 cc = 3.3 v and time for an ou tput to cross 0.8 v or 2.4 v with v cc = 5.0 v. 5 t 8 is derived from the measured time taken by the data outputs to change 0.5 v when loaded with the circuit in figure 2. the meas ured number is then extrapolated back to remove the effects of charging or discharging the 50 pf capacitor. this means that the time, t 8 , quoted in the timing characteri stics is the true bus relinquish time of the part and is in dependent of the bus loading.
prelim inary technical data adis16003 r e v. pr a | pa g e 5 of 8 circuit a nd timi ng diagra ms 05463-002 200 ai ol 200 ai oh 1.6v to output pin c l 50pf f i gure 2 . l o a d cir c ui t fo r di g i ta l o u tput t i m i ng sp eci f ic ati o ns 05463-003 cs sclk dout din dontc zero zero add1 add0 one zero zero 4 leading zeroes 1 23 4 56 1 5 16 t acq t convert three-state three-state t 1 t 2 t 5 t 4 t 6 t 7 t 3 t 8 db11 db10 db9 db0 f i gure 3. ac c e le r o meter s e ri al inte r f a c e ti ming d i agr a m 05463- 004 tcs sclk dout din dontc dontc zero three-state three-state db9 db0 db8 1 23 4 11 15 16 t 10 t 11 leading zero t 13 t 12 t 14 t 15 t 16 t 17 f i gure 4. t e mper at ur e s e ri al inte r f ace t i ming d i agr a m
adis16003 prelim inary technical data r e v. pr a | pa g e 6 of 8 absolute maximum ratings table 3. p a r a m e t e r r a t i n g acceleration (any axis, unpowered) 3,500 g acceleration (any axis, powere d) 3,500 g v cc C0.3 v to +7.0 v all other pins (com C 0.3 v) to (v cc + 0.3 v) output short-ci rcuit duration (any pin to com m on) indefinite operating tem p erature range C40c to +125c storage temperature C65c to +150c table 4. packa g e characteristics package type ja jc device weight 12-lead lga 0.3 grams s t r e s s es a b o v e t h os e list e d u nde r a b s o l u te m a xim u m r a t i n g s ma y ca us e p e r m a n e n t dama ge to t h e de vi ce. t h is is a st r e ss r a t i ng on ly ; f u n c t i on a l op e r at i o n of t h e d e v i c e a t t h e s e or an y o t h e r con d i t ions a b o v e t h o s e i ndic a te d i n t h e op er a t io na l s e c t io n o f t h is sp e c if ic a t io n is no t im pl ie d . e x p o sur e t o a b s o l u te max i m u m r a t i ng co ndi t i on s fo r ex tende d p e r i o d s ma y a f fe c t de vice rel i a b i l i t y . esd caution esd (electrostatic discharge) se nsitive device. electros tatic charges as high as 4000 v readily accumulate on the human body and test eq ui pment and can discharge wi thout detection. although this product features proprietary esd protection circ uitry, permanent dama ge may occur on dev i ces subj ected to high energy electrostatic di scharge s . t h erefore, proper esd precautions are recom m ended to avoid performan c e degradation or l o ss of functiona l ity.
prelim inary technical data adis16003 r e v. pr a | pa g e 7 of 8 pin conf iguration and fu nction descriptions adis16003 top view (not to scale) 05463-005 n c c o m s t v c c s c l k c s nc = no internal connection xfilt yfilt nc 9 8 2 7 1 3 6 5 4 10 12 11 tcs dout din f i gur e 5 . adis1 6003 12 - t e r m i na l l g a ta ble 3. pi n f u nct i on d e s c ri pt i o ns pin no. mnemonic description 1 tcs temperature chip select. active low logi c input. this input frames the serial data transfer for the temperature sensor output. 2 d o u t data out. logic output. the conversion of the adis16003 is provided on this output as a serial data stream. the bits are cl ocked out on the fallin g edge of the sclk in put. the d a ta stream consis ts of four leading zeroes follo wed by the 12 bits of conve r sion data, whi c h is provided msb first. 3 d i n data in. logic input. data to be wr itten into the adis16003s control register is provided on this input and is clock e d into the register on the rising edge of sclk. 4 com common. refer e nce poi nt for all circuitry on the adis16003. 5 , 7 n c no c o n n e c t . 6 st self test input. active high lo gi c input. simulates a nomin al 0.7 5 g test input for diagnostic purpose. 8 y f i l t y channe l filter node. used in conjunction with an optiona l ext e rnal ca pacitor t o band limit the ac signa l from the accelerometer. 9 x f i l t x channel filter node. used in conjunction with an optiona l ext e rnal ca pacitor t o band limit the ac signa l from the accelerometer. 10 cs chip select. acti ve low logic input. this input pr ovides the dual function of in itiating the accele rometer conver sions on the adis16003 and also fram es the seri al data transfer for th e accelerom e ter output. 1 1 v cc power supply input. the v cc range for the adis1 6003 is from 3.0 v to 5.25 v. 1 2 s c l k serial clock. log i c input. sclk provides the serial clock for accessing data from the part and writing serial data to the control register. this clock input is also used as the clock sou r ce for the adis 16003s conversion process.
adis16003 prelim inary technical data r e v. pr a | pa g e 8 of 8 outline dimensions top view pin 1 indicator 7.13 7.00 sq 6.87 5.00 typ bottom view 1.203 bsc 0.373 bsc 1.27 bsc pin 1 indicator 0.797 bsc 1.00 bsc 3.60 max 1 3 9 7 4 6 12 10 f i g u re 6. 12- t e r m in al l a nd g r id a r r a y [ l g a ] (c c-12) di me nsio ns sho w n i n mi ll im e t e r s ordering guide model temperature r a nge package descri ption package option ADIS16003CCC ?40c to +125c 12-termin al land grid array (lg a ) cc-12 a d i s 1 6 0 0 3 / p c b 2 5 c e v a l u a t i o n boar d ? 2005 an alog dev i ces, inc. all rights reserve d . t r ad emar ks an d registered tra d emar ks are the prop erty of their respective owners . pr05463C0C3/05(p r a )
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