HD74HC423A View Datasheet(PDF) - Hitachi -> Renesas Electronics

Part Name

Description

MFG CO.

HD74HC423A

Dual Retriggerable Monostable Multivibrators

Hitachi -> Renesas Electronics 

HD74HC423A

Pin Arrangement

1A 1

1B 2

1CLR 3

1Q 4

2Q 5

2Cext 6

2Rext/Cect 7

GND 8

CLR

CLR

16 VCC

15 1Rext/Cext

14 1Cext

13 1Q

12 2Q

11 2CLR

10 2B

9 2A

Logic diagram

Rext Cext

A

B

CLR

VCC

VH

VL

OUT

Q

CK

CK

Q

CLR

To Another

Transceiver

2

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