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3 v/5 v cmos 0.5 ? spdt/2:1 mux in sc70 adg849 rev. 0 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. 326. 87 03 ? 2004 analog de vices, i n c. al l r i ght s r e ser v ed . fea t ures ultr alow on-r esistanc e : 0.5 ? t y pic a l 0.8 ? ma ximum a t 5 v s u p p ly ex c e llen t audio per f ormanc e , ultr a l ow dist or tion: 0.13 ? t y pic a l 0.24 ? ma xim u m r on fla t ness high curr en t c a rr ying c a pabilit y : 400 ma c o ntinuous current 600 ma peak c u rrent a t 5 v a u t o motiv e t e mper a t ure range: C40c t o +1 25c r a il-t o - r a i l oper a t ion t y pic a l pow e r c o nsumption (<0.01 w ) p i n-c o mpa t ible upgr ade f o r th e ad g749 and adg7 79 applic a t io ns c e ll ular phones pd as ba tt er y - pow e r e d sy stems a u dio and vi de o signal r o uting modems pcmcia c a r d s hard dr iv es rela y r e plac em ent func ti on a l bl ock di a g r a m adg849 in s1 s2 d switches shown for a logic 1 input 04737-0-001 fi g u r e 1 . gener a l description the ad g849 is a m o n o l i thic, cm os s p dt (sing l e p o le , do u b le thr o w) swi t ch t h a t o p er a t es wi t h a s u p p l y ra n g e o f 1.8 v t o 5.5 v . i t is desig n e d t o o f fer u l t r al o w o n -r esis t a n c e val u es o f typ i cal l y 0.5 ?. this desig n ma k e s t h e ad g849 a n ideal s o l u tio n f o r a p p l i c a t i o n s th a t r e q u i r e m i ni mal d i s t o r ti o n th r o ugh th e sw i t c h . the ad g849 al s o has th e c a p a b i li ty o f ca r r yin g la rg e am o u n t s o f c u rr en t, typ i c a l l y 600 ma a t 5 v o p era t ion. e a c h s w i t c h o f t h e ad g849 cond uc ts eq ual l y w e l l in bo th dir e c t io n s w h en o n . th e de vice exhi b i ts b r e ak-b e fo r e -mak e swi t c h i n g a c ti o n , th us p r ev en tin g m o m e n t a r y s h o r ti n g w h e n s w i t ch ing chan nel s . the ad g849 is a v a i la b l e in a t i n y , 6-lead sc70 p a c k a g e , ma king i t t h e ide a l cand id a t e fo r sp ace - co n s t r a i n e d a p plica t ion s . produc t highlight s 1. v e r y l o w o n -r esis tan c e , 0.5 ? ty p i cal . 2. t i n y , 6-lead sc70 p a c k a g e. 3. l o w p o w e r dissi p a t io n. t h e cmos co n s t r uc t i o n en sur e s lo w p o w e r dissi p a t io n. 4. h i g h c u r r en t car r yin g ca p a b i l i ty. 5. l o w th d + no is e (0.01% typ).
adg849 rev. 0| page 2 of 12 table of contents specifications ..................................................................................... 3 absolute maximum ratings ............................................................ 5 esd caution .................................................................................. 5 pin configuration and function descriptions ............................. 6 typical performance characteristics ..............................................7 te s t c i rc u it s ........................................................................................9 outline dimensions ....................................................................... 11 ordering guide .......................................................................... 11 revision history 7/04revision 0: initial version
adg849 rev. 0| page 3 of 12 specifications table 1. v dd = 4.5 v to 5.5 v, gnd = 0 v 1 parameter +25c C40c to +85c C40c to +125c unit test conditions/comments analog switch analog signal range 0 v to v dd v on-resistance (r on ) 0.5 ? typ v s = 0 v to v dd , i ds = C100 ma 0.6 0.7 0.8 ? max see figure 15 on-resistance match between channels (?r on ) 0.05 ? typ v s = 0.85 v, i ds = C100 ma 0.095 0.11 0.125 ? max on-resistance flatness (r flat(on) ) 0.13 ? typ v s = 0 v to v dd , i ds = C100 ma 0.18 0.22 0.24 ? max leakage currents v dd = 5.5 v source off leakage, i s (off ) 0.01 na typ v s = 4.5 v/1 v, v d = 1 v/4.5 v, see figure 16 channel on leakage, i d , i s (on) 0.04 na typ v s = v d = 1 v, or v s = v d = 4.5 v, see figure 17 digital inputs input high voltage, v inh 2.0 v min input low voltage, v inl 0.8 v max input current i inl or i inh 0.005 a typ v in = v inl or v inh 0.1 a max c in , digital input capacitance 2.5 pf typ dynamic characteristics 2 t on 11 ns typ r l = 50 ?, c l = 35 pf 15 17 18 ns max v s = 3 v, see figure 18 t off 9 ns typ r l = 50 ?, c l = 35 pf 13 14 15 ns max v s = 3 v, see figure 18 break-before-make time delay, t bbm 5 ns typ r l = 50 ?, c l = 35 pf, v s1 = v s2 = 3 v, see figure 19 1 ns min charge injection 50 pc typ v s = 0 v, r s = 0 ?, c l = 1 nf, see figure 20 off isolation C64 db typ r l = 50 ?, c l = 5 pf, f = 100 khz see figure 21 channel-to-channel crosstalk C64 db typ r l = 50 ?, c l = 5 pf, f = 100 khz, see figure 22 bandwidth: C3 db 38 mhz typ r l = 50 ?, c l = 5 pf, see figure 23 insertion loss 0.04 db typ r l = 50 ?, c l = 5 pf, see figure 23 thd + n 0.01 % r l = 32 ?, f = 20 hz to 20 khz, vs = 2 v p-p c s (off ) 52 pf typ c d , c s (on) 145 pf typ power requirements v dd = 5.5 v, digital inputs = 0 v or 5.5 v i dd 0.001 a typ 1.0 a max 1 the temperature range for the y version is C40 c to +125c. 2 guaranteed by design, not subject to production test.
adg849 rev. 0| page 4 of 12 table 2. v dd = 2.7 v to 3.6 v, gnd = 0 v 1 parameter +25c C40c to +85c C40c to +125c unit test conditions/comments analog switch analog signal range 0 v to v dd v on-resistance (r on ) 0.72 ? typ v s = 0 v to v dd , i ds = C100 ma 1.1 1.1 1.2 ? max see figure 15 on-resistance match between channels (?r on ) 0.05 ? typ v s = 1.5 v, i ds = C100 ma 0.095 0.11 0.125 ? max on-resistance flatness (r flat(on) ) 0.3 ? typ v s = 0 v to v dd , i ds = C100 ma leakage currents v dd = 3.6 v source off leakage, i s (off ) 0.1 na typ v s = 3 v/1 v, v d = 1 v/3 v, see figure 16 channel on leakage, i d , i s (on) 0.01 na typ v s = v d = 1 v, or v s = v d = 3 v; see figure 17 digital inputs input high voltage, v inh 2.0 v min input low voltage, v inl 0.8 v max v dd = 3 v to 3.6 v 0.7 v max v dd = 2.7 v input current i inl or i inh 0.005 a typ v in = v inl or v inh 0.1 a max c in , digital input capacitance 2.5 pf typ dynamic characteristics 2 t on 16 ns typ r l = 50 ?, c l = 35 pf 22 24 26 ns max v s = 1.5 v, see figure 18 t off 13 ns typ r l = 50 ?, c l = 35 pf 18 20 22 ns max v s = 1.5 v, see figure 18 break-before-make time delay, t bbm 7 ns typ r l = 50 ?, c l = 35 pf, v s1 = v s2 = 1.5 v, see figure 19 1 ns min charge injection 30 pc typ v s = 0 v, r s = 0 ?, c l = 1 nf, see figure 20 off isolation C64 db typ r l = 50 ?, c l = 5 pf, f = 100 khz, see figure 21 channel-to-channel crosstalk C64 db typ r l = 50 ?, c l = 5 pf, f = 100 khz, see figure 22 bandwidth: C3 db 38 mhz typ r l = 50 ?, c l = 5 pf, see figure 23 insertion loss 0.04 db typ r l = 50 ? c l = 5 pf, see figure 23 thd + n 0.02 % r l = 32 ?, f = 20 hz to 20 khz, vs = 1 v p-p c s (off ) 55 pf typ f = 1 mhz c d , c s (on) 147 pf typ f = 1 mhz power requirements v dd = 3.6 v digital inputs = 0 v or 3.6 v i dd 0.001 a typ 1.0 a max 1 the temperature range for the y version is C40 c to +125c. 2 guaranteed by design, not subject to production test.
adg849 rev. 0| page 5 of 12 absolute maximum ra tings table 3. t a = 2 5 c, u n les s ot herwi s e not e d p a r a me t e r r a t i n g v dd to gnd C0.3 v to +7 v analog i n puts 1 C0.3 v to v dd + 0.3 v or 30 ma , whiche v e r oc curs first dig i tal i n puts 1 C0.3 v to v dd + 0.3 v or 30 ma , whiche v e r oc curs first p e ak c u rr en t, s or d 600 ma (pulsed a t 1 ms , 10% duty c y cle max imum) c o n t inuous c u r r en t, s or d 400 ma o p era t ing t e mp er a tur e r a nge ex tended C40c to +125c stor age t e mpera tur e r a nge C65c to +150c junc tion t e mpe r a tur e +150c sc70 p a ck age ja ther mal i m pedanc e 332c/w jc ther mal i m pedanc e 120c/w r e flo w s o ldering p e ak t e mpera tur e 260(0/C5)c t ime a t p e ak t e mpera tur e 10 sec to 40 sec 1 overvo l tages at in, s, or d will be clam ped by internal dio d es. current s h ould be l imited to the maximum ratings given. table 4. truth table in s w it ch s1 s w it ch s2 0 on o ff 1 o ff on s t r e s s es a b o v e t h os e lis t e d u n de r a b s o l u t e m a xi m u m r a t i n g s ma y c a us e p e r m a n en t dama ge t o t h e de vice . this is a s t r e s s r a t i ng o n ly ; f u nc t i on a l op e r a t i o n of t h e d e v i c e a t t h e s e or a n y o t h e r con d i t io ns a b o v e t h os e list e d i n t h e o p era t io nal s e c t io n s o f t h is sp e c if ic a t io n is n o t i m pli e d . e x p o sur e t o a b s o l u t e max i m u m ra t i ng co ndi t i on s fo r ex ten d e d p e r i o d s ma y a f fe c t de vice r e l i ab ili t y . onl y o n e a b s o l u t e maxim u m ra tin g ma y b e ap p l i e d a t a n y o n e t i m e . esd c a ution esd (elec t r o sta t i c dischar g e) sensitiv e devic e . ele c tr os ta tic char g e s as high as 4000 v r e adily ac cumula te on the human body and t e st eq uipmen t and can dischar g e wi thout det e c t ion. although this pr odu c t f e a tur es pr o p r i etar y esd pr otec tio n cir c u i tr y , per m anen t damage ma y oc cur on devic e s subjec ted to high ener gy elec tr o s ta tic dischar g es . ther ef o r e , p r ope r esd pr ecaution s ar e r e c o mmended to a v oid per f or m a nc e degrada t ion or l o ss of func tiona l it y .
adg849 rev. 0| page 6 of 12 pin conf igura t ion and fu nction descriptions top view (not to scale) 6 5 4 1 2 3 in s2 adg849 v dd gnd d s1 04737-0-002 f i gure 2. pin config ur ation table 5. termi n ology n e m o n i u n t i o n v dd m o st p o sitiv e p o w e r sup p ly p o te n t ia l . gnd gr ound (0 v ) r e f e r e nce . i dd p o sitiv e supply c u rr en t. s sour c e t e rminal . m a y be an input or output. d dr ain t e rminal . m a y be an input or output. in l o g i c c o n t r o l i n put. r on ohmic r e sistanc e bet w een d and s. ?r on on-r esistance m a tch b e t w ee n an y t w o chann e ls i.e ., r on maxi mum to r on min imum. r fl a t ( o n) f l a t ness i s defined as the diff er enc e bet w een th e maximum and minimum v a lue of on r e si stanc e as measur ed o v er the specified ana l og signal range . i s ( o ff ) sour c e l e ak age c u rr en t with the s w it ch o f f . i d , i s ( o n) channel l e ak ag e c u rr en t with the s w it ch on. v d (v s ) analog v o ltage on t e r minals d , s. v inl m a ximum i n put v o ltage f o r l o gic 0. v inh m i nimum i n put v o ltage f o r l o gic 1. i inl (i inh ) i n put c u rr en t of the dig i tal i n pu t. c s ( o ff ) o ff s w it ch s o ur c e c a pacitanc e . m e asur ed with ref e r e nce t o g r ound . c d , c s ( o n) on s w it ch c a pacitanc e . m e asur ed with r e f e r e nce t o g r ound . t on d e la y time bet w een the 50% and 90% poin t s of the dig i tal input and swit c h on condition. t of f d e la y time bet w een the 50% and 90% poin t s of the dig i tal input and swit c h off condition. t bbm on or off time measur ed bet w een the 80% poin t s of both s w itches wh en switc hing fr om on e to another . char ge in j e ct i o n a measur e of the glitch impulse tr ansf er ed fr om the di g i tal input t o the analog output during sw it ching . cr osstalk a measur e of un w a n t ed sig n al t h a t is c o upled thr o ugh fr om on e channe l to an other as a r e sult of para sitic cap a citanc e. o ff isola t ion a measur e of un w a n t ed sig n al coupling thr o ug h an off swit c h. bandwidth t h e fr eq uenc y at which th e output is a t t e nua t ed b y 3 db . on-r espon se the fr equenc y respon se of the on switch . i n ser t ion l o ss the loss d u e to the on-resista nce of the switch. t h d + n the ra tio of har m onic am plitudes plus the noi s e of a signal to t h e fundamen tal .
adg849 rev. 0| page 7 of 12 typical perf orm ance cha r acte ristics 04737-0-003 0 0.1 0.3 0.4 0.5 0.6 012 3456 v s /v d (v) r on ( ? ) 5v 4.5v t a = 25 c 0.2 5.5v fi g u r e 3 . o n - r e s i s t a n c e v s . v d /v s , v dd = 5 v 10% 04737-0-004 0 v s /v d (v) r on ( ? ) 3.6v 3.3v 3v 2.7v 2.5v 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 0.5 1.0 1.5 2.0 2.5 3.0 3.5 0 fi g u r e 4 . o n - r e s i s t a n c e v s . v d /v s , v dd = 2. 5 v to 3. 6 v 04737-0-005 0 0.1 0.3 0.4 0.5 0.6 5.0 v s /v d (v) on re s i s t ance ( ? ) 0.2 0.7 0.8 0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 +125 c +85 c +25 c ?40 c f i gure 5. o n -r esist a nc e v s . t e mper atu r e , v dd = 5 v 04737-0-006 0 0.1 0.3 0.4 0.5 0.6 v s /v d (v) on re s i s t ance ( ? ) 0.2 0.7 1.0 0 +125 c +85 c +25 c ?4 0 c 0.5 1.0 1.5 2.0 2.5 3.0 0.9 0.8 f i gure 6. o n -r esist a nc e v s . t e mper atu r e , v dd = 3 v 0 20 40 60 80 100 120 10 40 60 100 120 temperature ( c) le akage (na) 04737-0-017 20 80 i d , i s (on) i s (off) v dd = 5v f i g u re 7. l e akag e current s v s . t e mper at ure , v dd = 5 v 0 20 40 60 80 90 10 40 60 100 120 temperature ( c) le akage (na) 04737-0-018 20 80 10 30 50 70 i d , i s (on) i s (off) v dd = 3v f i g u re 8. l e akag e current s v s . t e mper at ure , v dd = 3 v
adg849 rev. 0| page 8 of 12 04737-0-011 0 50 100 150 200 250 0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 drain voltage (v) charge inj e ction (pc) v dd = 5v v dd = 3v t a = 25 c f i gure 9 . ch a r ge injecti o n 0 2 4 6 8 10 12 14 16 18 20 temperature ( c) time (ns) t on t on t off t off ?40 ? 20 0 2 0 4 0 6 0 8 0 100 120 v dd = 5v v dd = 3.3v 04737-0-012 f i g u re 10. t on /t of f v s . t e mper ature ?9 ?8 ?7 ?6 ?5 ?4 ?3 ?2 ?1 0 1 10k 100k 1m 10m 100m frequency (mhz) on r espon se ( d b ) t a = 25 c v dd = 5v/3v 04737-0-013 f i gure 11. bandwid t h ?90 ?80 ?70 ?60 ?50 ?40 ?30 ?20 ?10 0 10k 100k 1m 10m 100m frequency (mhz) off i s olati o n (db) t a = 25 c v dd = 5v/3v 04737-0-014 f i gure 12. o ff isolation vs. f r eque nc y ?80 ?70 ?60 ?50 ?40 ?30 ?20 ?10 0 10k 100k 1m 10m 100m frequency (mhz) crosstalk (db) t a = 25 c v dd = 5v/3v 04737-0-015 fi g u r e 1 3 . c r o s s t a l k v s . fr e q u e n c y 04737-0-019 frequency (khz) 20 40 80 100 120 140 200 0 0.01 0.02 0.03 0.04 0.05 0.06 0.07 0.08 0.09 0.10 thd + n (%) 60 160 180 2v p-p 1v p-p v dd = 5v f i gure 14. t o t a l h a rm oni c d i s t o r ti on + n o is e
adg849 rev. 0| page 9 of 12 test circuits sd v1 v s r on = v1/i ds i ds 04737-0-008 f i gure 15. o n -r esis tanc e s d v s v d i d (off) i s (off) 04737-0-009 f i g u re 16. o f f - l e ak ag e sd v d i d (on) nc a 04449-0-021 f i gure 1 7 . o n -l ea k a ge 04449-0-022 d in gnd r l 50 ? c l 35pf v dd v in v out v s v dd v out t on t off 50% 50% 90% 90% 0.1 f s2 s1 f i gure 1 8 . s w i t chin g t i m e s , t on , t o ff v out v in t bbm t bbm 50% 50% 80% 0v d in gnd r l 50 ? c l 35pf v dd v out v s v dd 0.1 f s2 s1 80% 04449-0-023 f i gure 19. break-b e fore -mak e tim e d e lay , t bbm 04449-0-024 in gnd v dd v s v in v out 1nf v out nc sw on q inj = cl ? v out sw off ? v out s2 s1 d f i gure 2 0 . char ge i n jectio n
adg849 rev. 0| page 10 of 1 2 04449-0-025 v dd v s v dd nc network analyzer s2 s1 gnd off isolation = 20 log d 50 ? 50 ? v out r l 50 ? 0.1 f v out vs f i g u re 21. o f f is ol a t ion gnd v dd 0.1 f s2 s1 d network analyzer v out r l 50 ? v s r 50 ? channel-to-channel crosstalk = 20 log v out v s v dd 50 ? 04737-0-016 f i gure 22. channe l-to - c hann el crosstalk network analyzer r l gnd v dd v dd v out v s s1 s2 0.1 f d 50 ? 50 ? insertion loss = 20 log v out with switch v out without switch 04449-0-026 f i gure 23. bandwid t h
adg849 rev. 0| page 11 of 1 2 outline dimensions 0. 22 0. 08 0. 46 0. 36 0. 26 8 4 0 0. 30 0. 15 1. 00 0. 90 0. 70 sea t i n g pl a n e 1. 1 0 m a x 3 5 4 2 6 1 2. 00 bs c pin 1 2. 10 bs c 0. 6 5 b s c 1. 25 bs c 1. 30 bs c 0 . 1 0 ma x 0.10 coplanarity compliant to jedec standards mo-203ab f i g u re 24. 6-l e ad s c 70 p a ckag e [k s-6] di me nsio ns sho w n i n m i ll im e t e r s ordering guide model t e mper a t ur e r a nge p a ck age descri ption p a ck age op t i o n br and i ng 1 adg849y ksz - 500rl7 2 C40c to +125c sc70 (p lastic sur f ac e m o un t) ks -6 sna adg849y ksz - reel 2 C40c to +125c sc70 (p lastic sur f ac e m o un t) ks -6 sna adg849y ksz - r eel7 2 C40c to +125c sc70 (p lastic sur f ac e m o un t) ks -6 sna 1 brand i ng on a l l packages is l imited to three characters d u e to s p ace c o ns traints . 2 z = pb-free part.
adg849 rev. 0| page 12 of 1 2 notes ? 2004 analo g de vices, inc. all rights reserve d . tra d em arks and registered tra d ema r ks are the prop erty of their respective owners . d04737-0-7/04(0)

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