Description
These devices each consist of four 2-input digital multiplexers with common select and strobe inputs.
Features
- High Speed Operation: tpd (Data to Output) = 12 ns typ (CL = 50 pF) High Output Current: Fanout of 10 LSTTL Loads Wide Operating Voltage: VCC = 2 to 6 V Low Input Current: 1 µA max Low Quiescent Supply Current: ICC (static) = 4 µA max (Ta = 25°C)
Function Table
Inputs Strobe H L L L L Select X L L H H A X L H X X B X X X L H Output Y HC157 L L H L H HC158 H H L H L
HD74HC157/HD74HC158
Pin Arrangement
Select 1 1A 2 Inputs 1B 3 Output 1Y 4 2A 5.
HD74HC157 Datasheet
