HD74AC157 View Datasheet(PDF) - Hitachi -> Renesas Electronics

Part Name

Description

View to exact match

HD74AC157

Quad 2-Input Multiplexer

Hitachi -> Renesas Electronics 

HD74AC157

Truth Table

Inputs

Output

E

S

I0

I1

Z

H

X

X

X

L

L

H

X

L

L

L

H

X

H

H

L

L

L

X

L

L

L

H

X

H

H : High Voltage Level

L : Low Voltage Level

X : Immaterial

Logic Diagram

I0a

I1a

I0b

I1b

I0c

I1c

I0d

I1d E

S

Za

Zb

Zc

Zd

Please note that this diagram is provided only for the understanding of logic operations and should not be

used to estimate propagation delays.

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