HCF40257BC1 View Datasheet(PDF) - STMicroelectronics

Part Name

Description

MFG CO.

HCF40257BC1

QUAD 2-LINE-TO-1-LINE DATA SELECTOR/MULTIPLEXER

STMicroelectronics 

LOGIC DIAGRAM

HCC/HCF40257B

TRUTH TABLE

Inputs

3-State

Output Select A B

Disable

1

X

XX

0

0

0X

0

0

1X

0

1

X0

0

1

X1

X = Don’t Care

Logic 1 = High

Logic 0 = Low

Z = High impedance.

Output

D

Z

0

1

0

1

3/11

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