feature s : descript i o n : ? p ate n te d tec h n o log y ? h igh s ig n al - 3 db p a ss in g b a n d w i d t h at 7 5 0 m h z ? near-zero propagation delay ? v c c = 1.6 5 v t o 3 . 6 v ? ultra-low quiescent power: 0.1a typical ? ideally suited for low power applications ? i n dus t r ial ope r ating tem p e r atu r e: - 4 0 c t o + 8 5 c ? a v a il a b l e i n 16 p i n 1 7 3 m il w i d e t s s o p pa c k a g e ? a v a il a b l e i n 1 6 p i n 1 5 0 m il w i d e soi c pa c k a g e ? a v a il a b l e i n 1 6 p i n 15 0 m il w i d e qso p pa c k a g e p o t a t o s e m i c o n d u c t or ? s p o 3 b 3 2 5 1 a i s d e s i g n e d f o r w o r l d t o p pe r f o r m a n c e u s i n g s u b m ic r o n c mo s tec h n o lo g y t o a c h i e v e 7 5 0 m h z high b an dw idth . the p o 3 b 3 2 5 1 a i s a 8:1 m ultiple x e r / d emulti p lexe r w ith 3-s tate o ut p ut s . the sw itch int rod uce s n o ad d iti on al g r ou nd bo un ce n o i s e or pro pa g ati o n dela y . p i n co n f i gu r at i on bloc k d ia g r a m pin de s cription truth table 8:1 mux/demux 1 2 3 4 5 16 6 15 7 14 8 13 12 11 10 9 v cc i 4 i 5 i 6 i 7 s 0 s 1 s 2 i 3 i 2 i 1 i 0 y nc e gn d i0 e s0 s1 s2 i1 i2 i3 i4 i5 i6 i7 y i y e sw sw sw sw sw sw sw sw sw pin name description i 0 ? 7 data inputs s 0 ? 2 select inputs e enable y data outputs gnd ground v cc power e select y function s2 s1 s0 h x x x hi-z disable l l l l i 0 s2-0 = 0 l l l h i 1 s2-0 = 1 l l h l i 2 s2-0 = 2 l l h h i 3 s2-0 = 3 l h l l i 4 s2-0 = 4 l h l h i 5 s2-0 = 5 l h h l i 6 s2-0 = 6 l h h h i 7 s2-0 = 7 high b andwidth p ot a t o c hip 1 01 / 01 / 10 potato semiconductor corporation po3b3251a www.potatosemi.com
storage t emperature ................................................ ?65c to +150c ambient t emperature with power applied ............... ?40c to +85c supply v oltage to ground potential ........................... ?0.5 v to +4.6v dc input v oltage ........................................................ ?0.5 v to +vcc dc output current ............................................................... .... 120ma power dissipation ............................................................... ........ 0.5w maxi mum rat i ngs (above which the useful life may be impaired. for user guidelines, not tes t ed.) dc elec t ric a l ch arac t eri st ic s , 3 . 3 v supp l y (over the operating range, t a = ?40c to +85c, v cc = 3.3 v 10% ) parameters description t est conditions min. t yp. max. units v ih input high v oltage guaranteed logic high level 2.0 v v il input lo w v oltage guaranteed logic lo w level 0.8 i ih input high current v cc = max. , v in = v cc 1 a i il input lo w current v cc = max. , v in = gnd 1 i ozh high impedance output current 0 y , i n v cc 1 r on switch on-resistance v cc = min., v in = 0.0 v , i on = -48 m a or -64ma 17 22 v cc = min., v in = v cc , i on = -15 ma 17 22 dc elec t rical ch arac t eri st ic s , 2 .5 v supp l y (over operating range, t a = ?40c to +85c, v cc = 2.5 v 10%) parameters description t est conditions min. t yp. max. units v ih input high v oltage guaranteed logic high level 1.8 v cc + 0.3 v v il inout lo w v oltage guaranteed logic lo w level ?0.3 0.8 i ih input high current v cc = max., v in = v cc 1 a i il input lo w current v cc = max., v in = gnd 1 i ozh high impedance current 0 y , in v cc 1 r on switch on resistance v cc = min., v in = 0.0 v , i on = ?48ma 18 25 v cc = min., v in = 2.25 v , i on = -15m a 18 25 n o t e : s t r e s s e s g r eat e r t h a n t h o s e l i s t e d u n d e r maxim u m r a tings may cause permanent damage to the device. this is a stress rating only and functional operation of the device at these or any other conditions above those indicated in the operational sections of this speci?cation is not implied. exposure to absolute maximum rating conditions for extended periods may a f fect reliabilit y . 8:1 mux/demux high b andwidth p ot a t o c hip 2 01 / 01 / 10 potato semiconductor corporation po3b3251a www.potatosemi.com
po w er supply c h aracteristics s y m b o l descrip t i o n tes t c o ndi t i o n s ( 1 ) m i n t y p m a x uni t ic c qu i e s c e n t p o w e r s u p p l y c ur r e n t v cc = m a x , v i n = v c c o r g n d - 0.1 3 ua n o t es : 1 . f o r c o n d i t i o n s s h o w n a s m a x . o r m i n . , u s e a p p r o p r i a t e v a l u e s p e c i f i e d u n d e r e l e c t r i c a l c h a r a c t e r i s t i c s fo r t h e a p p l i c a b l e d e v i c e t y p e . 2 . t y pic a l v a l u e s a r e a t v c c = 3 . 3 v , 2 5 c a m b i e n t . 3 . t h i s p a r a m e t e r i s g u a r a n t e e d b u t n o t t e s t e d . 4 . n o t m o r e t h a n o n e o u t p u t s h o u l d b e s h o r t e d a t o n e t i m e . d u r a t i o n o f t h e t e s t s h o u l d n o t e x c e e d o n e s e c o n d . 5 . v o h = v c c ? 0 . 6 v a t r a t e d c u r r e n t capacitance (t a = 25c f = 1 mhz) switching characteristics over 3.3v operating range parameters description conditions units max. t plh t phl see t est diagram 0.3 ns t pzh t pzl see t est diagram 2.0 t phz t plz 3.0 dynamic electrical characteristics over the operating range (t a = -40o to +85o, v cc = 3.3 v 10%) parameter description t est condition t yp. units x t alk crosstalk r l = 100 -60 db o irr o f f-isolation r l = 100 -60 bw -3db bandwidth r l = 100 750 mhz parameters description t est conditions t ypical units c in input capacitance v in = 0v 3 pf c offyn y n capacitance, switch off 6.4 c offin i n capacitance, switch off 3.3 c on i n /y n capacitance, switch on 9 . 7 propogation delay bus enable time bus disable time 8:1 mux/demux high b andwidth p ot a t o c hip 3 01 / 01 / 10 potato semiconductor corporation po3b3251a www.potatosemi.com
sw i t c h i ng ch arac t eri st ic s over 2 . 5 v o p era t i n g r a n g e parameters description conditions units max. t plh t phl see t est diagram 0.3 ns t pzh t pzl see t est diagram 2.0 t phz t plz 3.0 te st c irc u i t fo r elec t rical ch ar a c t eri st ic s r t 10pf c l v cc v in v ou t 200-ohm 200-ohm 6.0v pulse generator d.u.t sw i t c h po s i t io n s t est switch t plz , t pzl 6.0 v t phz , t pzh gnd prop delay open sw i t c h i n g wave fo r m s t plz 1.25v 1.25v 2.5v v oh 0v v ol v dd/2 v dd/2 t phz t pzl t pzh output output v ol +0.3v v oh ?0.3v v ol v oh sel input t plh 2.5v 2.5v 2.5v 2.5v t phl 3.5v 1.5v output v oh v ol v oltage w aveforms p r opagation delay t imes v oltage w aveforms enable and disable t imes propogation delay bus enable time bus disable time 8:1 mux/demux high b andwidth p ot a t o c hip 4 01 / 01 / 10 potato semiconductor corporation po3b3251a www.potatosemi.com
p a c k agi ng mec h a n ic al d r a w i ng : 1 6 p i n q s o p p a c k agi ng mec h a n ica l d r a w i ng : 1 6 p i n s o i c .050 bsc 1 16 .149 .157 3.78 3.99 .386 .393 9.80 10.00 1.27 .053 .068 1.35 1.75 .0040 .0098 0.10 0.25 .013 .020 .0155 .0260 0.330 0.508 0.393 0.660 .0075 .0098 0.19 0.25 .016 .050 0.41 1.27 .2284 .2440 5.80 6.20 x.xx x.xx denotes dimensions in millimeters 8:1 mux/demux high b andwidth p ot a t o c hip 5 01 / 01 / 10 potato semiconductor corporation po3b3251a www.potatosemi.com
p a c k ag i ng me c h a n i c a l d r a w i ng : 1 6 p i n t ss o p ic ordering information top-marking ordering code package 16-pin tssop pb-free & green po3b3251atu for tube po3b3251atr for tape & reel po3b3251at po3b3251at -40 c to 85 c -40 c to 85 c 16-pin soic po3b3251asu for tube po3b3251asr for tape & reel po3b3251as po3b3251as -40 c to 85 c -40 c to 85 c 16-pin qsop po3b3251aqu for tube po3b3251aqr for tape & reel po3b3251aq po3b3251aq -40 c to 85 c -40 c to 85 c t a ic package information p a c k a ge code p a c k a ge type qty per tube t ape width (mm) t ape pi t ch (mm) pin 1 l oc a tion t ape trailer len g th qty per reel t ape leader len g th 12 8 t op l eft corner 39 (12?) 3000 64 (20?) t tssop 16 96 16 8 t op l eft corner 39 (12?) 3000 64 (20?) s soic 16 48 12 8 t op l eft corner 39 (12?) 3000 64 (20?) q qsop 16 97 pb-free & green pb-free & green pb-free & green pb-free & green pb-free & green 16-pin tssop 16-pin soic 16-pin qsop 8:1 mux/demux high b andwidth p ot a t o c hip 6 01 / 01 / 10 potato semiconductor corporation po3b3251a www.potatosemi.com
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