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  unisonic technologies co., ltd u74ac00 cmos ic www.unisonic.com.tw 1 of 5 copyright ? 2014 unisonic technologies co., ltd qw-r502-351.c quadruple 2-input positive-nand gates ? description the utc u74ac00 contains four independent 2-input nand gates, and those gates perform the boolean function of b a = y or b + a = y in positive logic. ? features * operation voltage range: 2v ~ 6v * low power dissipation: i cc =2 a (max) * high speed: tpd =7ns (typ.) @ 5v * low input current: 0.1 a (max) @ 25c * halogen free ? ordering information ordering number package packing u74ac00g-s14-r sop-14 tape reel U74AC00G-P14-R tssop-14 tape reel ? marking
u74ac00 cmos ic unisonic technologies co., ltd 2 of 5 www.unisonic.com.tw qw-r502-351.c ? pin configuration 7 6 5 4 3 2 1 12 11 10 8 9 13 14 1a 1b 1y 2a 2b 2y gnd v cc 4b 4y 3a 3b 4a 3y ? function table (each gate) input(a) input(b) output(y) h h l h l h l h h l l h ? logic diagram (positive logic)
u74ac00 cmos ic unisonic technologies co., ltd 3 of 5 www.unisonic.com.tw qw-r502-351.c ? absolute maximum rating (unless otherwise specified) parameter symbol ratings unit supply voltage v cc -0.5~7 v input voltage v in -0.5 ~ v cc +0.5 v output voltage v out -0.5 ~ v cc +0.5 v input clamp current i ik 20 ma output clamp current i ok 20 ma output current i out 50 ma v cc or gnd current i cc 200 ma storage temperature t stg -65 ~ +150 c note: absolute maximum ratings are those values beyond which the device could be permanently damaged. absolute maximum ratings are stress ratings only and functional device oper ation is not implied. ? recommended operating conditions parameter symbol min typ max unit supply voltage v cc 2 6 v input voltage v in 0 v cc v output voltage v out 0 v cc v input transition rise or fall rate t r , t f 8 ns/v operating temperature t a -40 85 c ? thermal data parameter symbol ratings unit junction to case sop-14 ja 76 c/w tssop-14 113 c/w ? static characteristics (ta = 25 ) parameter symbol test conditions min typ max unit high-level input voltage v ih v cc = 3 v 2.1 v v cc = 4.5v 3.15 v v cc = 5.5 v 3.85 v low-level input voltage v il v cc = 3 v 0.9 v v cc = 4.5v 1.35 v v cc = 5.5 v 1.65 v high-level output voltage v oh v cc = 3v, i oh = -50a 2.9 v v cc = 4.5v, i oh = -50a 4.4 v v cc = 5.5v, i oh = -50a 5.4 v v cc = 3v, i oh = -12ma 2.56 v v cc = 4.5v, i oh = -24ma 3.86 v v cc = 5.5v, i oh = -24ma 4.86 v v cc = 5.5v, i oh = -75ma (note) 3.85 v low-level output voltage v ol v cc = 3v, i ol = 50a 0.002 0.1 v v cc = 4.5v, i ol = 50a 0.001 0.1 v v cc = 5.5v, i ol = 50a 0.001 0.1 v v cc = 3v, i ol = 12ma 0.36 v v cc = 4.5v, i ol = 24ma 0.36 v v cc = 5.5v, i ol = 24ma 0.36 v v cc = 5.5v, i ol = 75ma (note) 1.65 v input leakage current i i ( leak ) v cc = 5.5v ,v in = v cc or gnd 0.1 a quiescent supply current i q v cc = 5.5v, v in = v cc or gnd, i out = 0 2 a input capacitance c in v cc = 5v ,v in = v cc or gnd 2.6 pf note: not more than one output should be tested at a time, and the duration of the test should not exceed 2 ms.
u74ac00 cmos ic unisonic technologies co., ltd 4 of 5 www.unisonic.com.tw qw-r502-351.c ? dynamic characteristics (ta=25 , input: t r =t f =2.5ns, unless otherwise specified ) parameter symbol test conditions min typ max unit propagation delay from input(a or b) to output(y) t plh v cc =3.3v0.3v, c l =50pf, r l =500 ? 2 7 9.5 ns v cc =5v0.5v, c l =50pf, r l =500 ? 1.5 6 8 ns t phl v cc =3.3v0.3v, c l =50pf, r l =500 ? 1.5 5.5 8 ns v cc =5v0.5v, c l =50pf, r l =500 ? 1.5 4.5 6.5 ns ? operating characteristics (ta=25 , unless otherwise specified) parameter symbol test condition min typ max unit power dissipation capacitance cpd c l =50pf,,f=1mhz 40 pf
u74ac00 cmos ic unisonic technologies co., ltd 5 of 5 www.unisonic.com.tw qw-r502-351.c ? test circuit and waveforms definitions for test circuit propagation delay times note: cl includes probe and jig capacitance. prr 1mhz, z o = 50 ? , tr 2.5ns, tf 2.5ns. 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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