unisonic technologies co., ltd u74lvc02a cmos ic www.unisonic.com.tw 1 of 5 copyright ? 2014 unisonic technologies co., ltd qw-r502-992.b quad 2-input positive-nor gate ? description the u74lvc02a is a quad 2-input pos itive-nor gate which performs the function y=a+b or y= . it is designed for 1.65v to 3.6v operation. ? features * wide supply voltage range from 1.65v to 3.6v * max t pd of 4.4ns at 3.3v * up to 5.5v inputs accept voltages * low power consumption, i cc =10 a (max.) * 24 ma output driver at 3v * typical v olp (output ground bounce) < 0.8v, v cc =3.3v, t a =25c * typical v ohv (output v oh undershoot) > 2v, v cc =3.3v, t a =25c ? ordering information ordering number package packing u74lvc02ag-s14-r sop-14 tape reel U74LVC02AG-P14-R tssop-14 tape reel ? marking
u74lvc02a cmos ic unisonic technologies co., ltd 2 of 5 www.unisonic.com.tw qw-r502-992.b ? pin configuration ? pin description pin symbol function 2, 5, 8, 11 1a-4a data inputs 3, 6, 9, 12 1b-4b data inputs 1, 4, 10, 13 1y-4y data outputs 7 gnd ground (0v) 14 v cc positive supply voltage ? function table (each gate) inputs output a b y l l h h l h l h h l l l ? logic symbol (one gate) a b y logic symbol ieee/iec symbol a b y 1
u74lvc02a cmos ic unisonic technologies co., ltd 3 of 5 www.unisonic.com.tw qw-r502-992.b ? absolute maximum rating (unless otherwise specified) parameter symbol ratings unit supply voltage v cc -0.5~6.5 v input voltage v in -0.5~6.5 v output voltage (any output in the high or low state) v out -0.5~v cc +0.5 v input clamp current i ik -50 ma output clamp current i ok -50 ma output current i out 50 ma v cc or gnd current i cc 100 ma storage temperature t stg -65 ~ +150 c note: 1. the input and output voltage ratings may be exceeded if the input and output current ratings are observed. 2. absolute maximum ratings are those values beyond which the device could be permanently damaged. absolute maximum ratings are stress ratings only and functional device operation is not implied. ? thermal data parameter symbol ratings unit junction to ambient sop-14 ja 86 /w tssop-14 113 /w ? recommended operating comditions parameter symbol conditions min max unit supply voltage v cc operating 1.65 3.6 v data retention only 1.5 high-level input voltage v ih v cc = 1.65v to 1.95v 0.65v cc v v cc = 2.3v to 2.7v 1.7 v cc = 2.7v to 3.6v 2 low-level input voltage v il v cc = 1.65v to 1.95v 0.35v cc v v cc = 2.3v to 2.7v 0.7 v cc = 2.7v to 3.6v 0.8 input voltage v in 0 5.5 v output voltage v out 0 v cc v high-level output current i oh v cc =1.65v -4 ma v cc =2.3v -8 v cc =2.7v -12 v cc =3v -24 low-level output current i ol v cc =1.65v 4 ma v cc =2.3v 8 v cc =2.7v 12 v cc =3v 24 input transition rise or fall rate ? t/ ? v v cc =1.2 to 2.7v 20 ns/v v cc =2.7 to 3.6v 10 operating temperature t a -40 85 c
u74lvc02a cmos ic unisonic technologies co., ltd 4 of 5 www.unisonic.com.tw qw-r502-992.b ? electrical characteristics (t a =25c , unless otherwise specified) parameter symbol test conditions min typ max unit high-level output voltage v oh i oh =-100 a, v cc =1.65v~3.6v v cc -0.2 v i oh =-4 ma, v cc =1.65v 1.2 i oh =-8 ma, v cc =2.3v 1.7 i oh =-12 ma, v cc =2.7v 2.2 i oh =-12 ma, v cc =3v 2.4 i oh =-24 ma, v cc =3v 2.2 low-level output voltage v ol i ol =100 a, v cc =1.65v~3.6v 0.2 v i ol =4 ma, v cc =1.65v 0.45 i ol =8 ma, v cc =2.3v 0.7 i ol =12 ma, v cc =2.7v 0.4 i ol =24 ma, v cc =3v 0.55 input leakage current i i ( leak ) v in =5.5v or gnd, v cc =0~3.6v 5 a quiescent supply current i cc v in = v cc or gnd, i out = 0 10 a a dditional quiescent supply current ? i cc one input at v cc -0.6v; other inputs at v cc or gnd 500 a input capacitance (note) c in v in = v cc or gnd, v cc =3.3v 5 pf note: all typical values are at v cc = 3.3 v, t a = 25 c. ? switching characteristics t a =25c , unless otherwise specified parameter symbol test conditions min typ max unit propagation delay from input (a or b) to output (y) t plh /t phl v cc =1.8v, c l =30pf, r l =1k ? 13.4 ns v cc =2.50.2v, c l =30pf, r l =500 ? 1 7.4 v cc =2.7v, c l =50pf, r l =500 ? 5.4 v cc =3.30.3v, c l =50pf, r l =500 ? 1 4.4 skew between any two outputs of the same package switching in the same direction t sk(o) v cc =3.30.3v, c l =50pf, r l =500 ? 1 ns ? operating characteristics t a =25c , unless otherwise specified parameter symbol test conditions min typ max unit power dissipation capacitance per gate c pd f=10mhz v cc =1.8v 7.5 pf v cc =2.5v 8.5 v cc =3.3v 9.5
u74lvc02a cmos ic unisonic technologies co., ltd 5 of 5 www.unisonic.com.tw qw-r502-992.b ? test circuit and waveforms v cc inputs v m c l r l v in t r , t f 1.8v0.15v v cc 2ns v cc /2 30pf 1k ? 2.5v0.2v v cc 2ns v cc /2 30pf 500 ? 2.7v v cc 2.5ns 1.5v 50pf 500 ? 3.3v0.3v v cc 2.5ns 1.5v 50pf 500 ? v in 0v v oh v ol input output t plh v oh v ol output t phl t plh t phl v m v m v m v m v m v m notes: 1. c l includes probe and jig capacitance. 2. all input pulses are supplied by generators having the following characteristics: prr 10mhz, z o = 50 ? . 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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