unisonic technologies co., ltd u74act32 cmos ic www.unisonic.com.tw 1 of 4 copyright ? 2016 unisonic technologies co., ltd qw-r126-051.a quadruple 2-input positive-or gates ? description the u74act32 is an advanced high-speed cmos quad 2-input or gates. each gate perform the boolean function y=a+b or y=a b ? . ? features * operation voltage range: 4.5~5.5v * low power dissipation: i cc =2 a (max.) * high noise immunity * compatible with ttl output ? ordering information ordering number package packing U74ACT32G-P14-R tssop-14 tape reel ? marking
u74act32 cmos ic unisonic technologies co., ltd 2 of 4 www.unisonic.com.tw qw-r126-051.a ? pin configuration ? function table input(a) input(b) output(y) h x h x h h l l l h = high voltage level l = low voltage level x = don?t care ? logic diagram (each gate)
u74act32 cmos ic unisonic technologies co., ltd 3 of 4 www.unisonic.com.tw qw-r126-051.a ? absolute maximum rating parameter symbol conditions ratings unit supply voltage v cc -0.5 ~ +7.0 v input voltage (note 2) v in -0.5 ~ +v cc +0.5 v output voltage v out -0.5 ~ +v cc +0.5 v continuous output current i out v out =0v ~ v cc 50 ma input clamp current i ik v in < 0 or v in > v cc 20 ma output clamp current i ok v out < 0 or v out > v cc 20 ma continuous current through v cc or gnd i cc 200 ma storage temperature range 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 test conditions min typ max unit supply voltage v cc 4.5 5.5 v input voltage v in 0 v cc v output voltage v out 0 v cc v input transition rise or fall rate ? t/ ? v 8 ns/v operating temperature t a -40 +85 c note: all unused inputs of the device must be held at v cc or gnd to ensure proper device operation. ? electrical characteristics (t a =25c , unless otherwise specified) parameter symbol test conditions min typ max unit high level input voltage v ih v cc =4.5~5.5v 2 v low level input voltage v il v cc =4.5~5.5v 0.8 v i oh =-24ma 3.86 v v cc =4.5v i oh =-50 a 4.4 v i oh =-24ma 4.86 v high-level output voltage v oh v cc =5.5v i oh =-50 a 5.4 v i ol =24ma 0.36 v v cc =4.5v i ol =50 a 0.001 0.1 v i ol =24ma 3.6 v low-level output voltage v ol v cc =5.5v i ol =50 a 0.001 0.1 v input leakage current i i(leak) v cc =5.5v, v in =v cc or gnd 0.1 a quiescent supply current i cc v cc =5.5v, v in =v cc or gnd, i out =0a 2 a a dditional quiescent supply current per input pin ? i cc v cc =5.5v, one input at 3.4v, other inputs at v cc or gnd 0.6 ma input capacitance c i v cc = 5v, v in = v cc or gnd 2.6 pf ? switching characteristics (c l =50pf, r l =500 ? , 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 =5v0.5v 1.0 6.5 9.0 ns ? operating characteristics (c l =50pf, f=10mh z , t a =25c , unless otherwise specified) parameter symbol test conditions min typ max unit power dissipation capacitance c pd v cc =5.0v 40 pf notes: 1. c pd is used to determine the dynamic power consumption, per inverter. 2. p d = v cc 2 f i (c pd + c l ) where f i = input frequency, c l = output load capacitance, v cc = supply voltage.
u74act32 cmos ic unisonic technologies co., ltd 4 of 4 www.unisonic.com.tw qw-r126-051.a ? test circuit and waveforms note : c l includes probe and jig capacitance. notes: 1. c l includes probe and jig capacitance. 2. all input pulses are supplied by generator s having the following characteristics: prr 1mhz, 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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