unisonic technologies co., ltd u7sb3157 preliminary cmos ic www.unisonic.com.tw 1 of 7 copyright ? 2011 unisonic technologies co., ltd qw-r502-604.a 10- spdt analog switch ? description the utc u7sb3157 is a dual, single-pole, double-throw(spdt) analog switch or 2:1 multiplexer/de -multiplexer bus switch which can handle both digital and analog sign als.this device operates from 1.65v to 5.5v. ? features *useful in both analog and digital applications *specified break-before-make switching *low on-state resistance:10 ? *wide single-supply operation:1.65v to 5.5v ? ordering information ordering number lead free halogen free package packing U7SB3157L-SM2-R u7sb3157g-sm2-r msop-10 tape reel u7sb 3157 l-sm2-r (1)packing type (2)package type (1) r: tape reel (2) sm2: msop-10 (3) g: halogen free, l: lead free (3)lead free
u7sb3157 preliminary cmos ic unisonic technologies co., ltd 2 of 7 www.unisonic.com.tw qw-r502-604.a ? pin configuration ? function table note: h: high voltage level; l: low voltage level. ? logic diagram (each channel) com in no nc no nc com in logic symbol analog symbol inputs(in) function h no connected to com l nc connected to com
u7sb3157 preliminary cmos ic unisonic technologies co., ltd 3 of 7 www.unisonic.com.tw qw-r502-604.a ? absolute maximum rating ( ta = 25c, unless otherwise specified) parameter symbol ratings unit supply voltage v + -0.5 ~ +6.5 v analog voltage(nc,no,com) v nc v no v com -0.5 ~ v + + 0.5v v analog port diode current (v nc v no v com <0 or v nc v no v com > v + ) i i/ok 50 ma on-state switch current (v nc v no v com =0 to v + ) i nc i no i com 50 ma digital input voltage v in -0.5 ~ +6.5 v digital input clamp current (v in <0) i ik -50 ma v + or gnd current i + 100 ma operating temperature t opr -40 ~ + 85 c storage temperature t stg -65 ~ + 150 c note: absolute maximum ratings are those values be yond which the device could be permanently damaged. absolute maximum ratings are stress ratings only and functional device oper ation is not implied. ? operating ratings parameter symbol ratings unit supply voltage v + 1.65 ~ 5.5 v analog signal voltage v nc v no v com 0 ~ v + v ? thermal data parameter symbol ratings unit junction to ambient ja 165 c/w
u7sb3157 preliminary cmos ic unisonic technologies co., ltd 4 of 7 www.unisonic.com.tw qw-r502-604.a ? electrical characteristics ( ta = 25c, unless otherwise specified) parameter symbol test conditions min typ max unit analog switch v + =1.65v v no or v nc =0~v + i com =-4ma 140 ? v + =2.3v v no or v nc =0~v + i com =-8ma 45 ? v + =3v v no or v nc =0~v + i com =-24ma 18 ? switch on resistance r on v + = 4.5v v no or v nc =0~v + i com =-30ma 10 ? v + =1.65v v no or v nc =1.15v, i com =-4ma 1 ? v + =2.3v v no or v nc =1.6v, i com =-8ma 0.5 ? v + =3v v no or v nc =2.1v, i com =-24ma 0.2 ? on resistance match between channel r on v + = 4.5v v no or v nc =3.15v,i com =-30ma 0.15 ? v + =1.65v v no or v nc =0~v + i com =-4ma 110 ? v + =2.3v v no or v nc =0~v + i com =-8ma 27 ? v + =3v v no or v nc =0~v + i com =-24ma 9 ? on resistance flatness r on (flat) v + = 4.5v v no or v nc =0~v + i com =-30ma 4 ? v + =1.95v v no or v nc =0~v + , v com =0~v + -1 0.05 1 ua v + =2.7v v no or v nc =0~v + , v com =0~v + -1 0.05 1 ua v + =3.6v v no or v nc =0~v + ,v com =0~v + -1 0.05 1 ua nc,no off leakage current i nc (off) i no (off) v + = 5.5v v no or v nc =0~v + , v com =0~v + -1 0.05 1 ua v + =1.95v v no or v nc =0~v + ,v com =open -0.1 0.1 ua v + =2.7v v no or v nc =0~v + ,v com =open -0.1 0.1 ua v + =3.6v v no or v nc =0~v + ,v com =open -0.1 0.1 ua nc,no on leakage current i nc (on) i no (on) v + = 5.5v v no or v nc =0~v + , v com =open -0.1 0.1 ua v + =1.95v v no or v nc =open, v com =0~v + -0.1 0.1 ua v + =2.7v v no or v nc =open, v com =0~v + -0.1 0.1 ua v + =3.6v v no or v nc =open, v com =0~v + -0.1 0.1 ua com on leakage current i com (on) v + = 5.5v v no or v nc =open,v com =0~v + -0.1 0.1 ua digtal inputs(in1,in2) input logic high v ih v + =1.65v~5.5v 0.7v + v input logic low v il v + =1.65v~5.5v 0.3v + v input leakage current i ih ,i il v + =1.65v~5.5v v in =5.5v or 0 -1 0.05 1 ua supply quiescent supply current i + v + =1.65v~5.5v v in = v + or gnd 1 a additional quiescent supply current i + v + =1.65v~5.5v v in = v + - 0.6v 500 ua
u7sb3157 preliminary cmos ic unisonic technologies co., ltd 5 of 7 www.unisonic.com.tw qw-r502-604.a ? switching characteristics ( ta = 25c, unless otherwise specified) parameter symbol test conditions min typ max unit v + =1.65 ~ 1.95v 7 24 ns v + =2.3 ~ 2.7v 3.5 14 ns v + =3.0 ~ 3.6v 2.5 7.6 ns turn on time t on v + =4.5 ~ 5.5v c l =50pf r l =500 ? 1.7 5.7 ns v + =1.65 ~ 1.95v 3 13 ns v + =2.3 ~ 2.7v 2 7.5 ns v + =3.0 ~ 3.6v 1.5 5.3 ns turn off time t off v + =4.5 ~ 5.5v c l =50pf r l =500 ? 0.8 3.8 ns v + =1.65 ~ 1.95v 0.5 ns v + =2.3 ~ 2.7v 0.5 ns v + =3.0 ~ 3.6v 0.5 ns break-before-make time t bbm v + =4.5 ~ 5.5v c l =35pf r l =50 ? 0.5 ns v + =3.3v 3 pc charge injection q c v + =5v c l =0.1nf r l =1m ? 7 pc bandwith bw v + =1.65 ~ 5.5v r l =50 ? 220 mhz v + =1.8v -60 db v + =2.3v -65 db v + =3v -65 db off isolation o iso v + =4.5v r l =50 ? f=10mhz -65 db v + =1.8v -66 db v + =2.3v -66 db v + =3v -66 db crosstalk x talk v + =4.5v r l =50 ? f=10mhz -66 db v + =1.8v 0.015 % v + =2.3v 0.025 % v + =3v 0.015 % total harmonic distortion thd v + =4.5v c l =50pf r l =600 ? f=600hz~20khz 0.01 % ? capacitance characteristics (t a =25 ) parameter symbol test conditions min typ max unit nc,no off capacitance c nc (off) c no (off) v + = 5v v no or v nc = v + or gnd 5.5 pf nc,no on capacitance c nc (on) c no (on) v + = 5v v no or v nc = v + or gnd 17.5 pf com on capacitance c com (on) v + = 5v v com = v + or gnd 17.5 pf digital input capacitance c in v + = 5v v in = v + or gnd 2.8 pf
u7sb3157 preliminary cmos ic unisonic technologies co., ltd 6 of 7 www.unisonic.com.tw qw-r502-604.a ? test circuit and waveforms test circuiy r l =500 vcom cl =50pf test v in v nc v no l->h gnd v+ t on h->l v+ gnd h->l gnd v+ t off l->h v+ gnd logic input switch output t on t off voltage waveforms t on & t off times 90% 50% v in v com 50% 90% test v in v nc v no t bbm l->h v+/2 v+/2 t bbm voltage waveforms t bbm time 50% 90% logic input v in switch output v com 90% note: cl includes probe and jig capacitance. prr 1mhz, z o = 50 ? , tr 5ns, tf 5ns.
u7sb3157 preliminary cmos ic unisonic technologies co., ltd 7 of 7 www.unisonic.com.tw qw-r502-604.a utc assumes no responsibility for equipment failures that result from using products at values that exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or other parameters) listed in products specifications of any and all utc products described or contained herein. utc products are not designed for use in life support appliances, devices or systems where malfunction of these products can be reasonably expected to result in personal injury. reproduction in whole or in part is prohibited without the prior written consent of the copyright owner. the information presented in this document does not form part of any quotation or contract, is believed to be accurate and reliable and may be changed without notice.
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