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KK74HC251A Description

TECHNICAL DATA KK74HC251A 8-Input Data Selector/Multiplexer with 3-State Outputs High-Performance Silicon-Gate CMOS The KK74HC251A is identical in pinout to the LS/ALS251. The device inputs are patible with standard CMOS outputs; with pullup resistors, they are patible with LS/ALSTTL outputs.