HD74HC157 Datasheet, PDF(2/10 Page) Hitachi Semiconductor – These devices each consist of four 2-input digital multiplexers with common select and strobe inputs

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HD74HC157 Datasheet, PDF (2/10 Pages) Hitachi Semiconductor – These devices each consist of four 2-input digital multiplexers with common select and strobe inputs

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HD74HC157/HD74HC158

Pin Arrangement

Select 1

Inputs

1A 2

1B 3

Output 1Y 4

Inputs

2A 5

2B 6

Output 2Y 7

GND 8

Logic Diagram

HD74HC157

(Top view)

16 VCC

15 Strobe

14 4A

Inputs

13 4B

12 4Y Output

11 3A

Inputs

10 3B

9 3Y Output

Select

Strobe

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