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HD74HC123A Datasheet, PDF (2/8 Pages) Hitachi Semiconductor – Dual Retriggerable Monostable Multivibrators (with Clear)
HD74HC123A
Pin Arrangement
1A 1
1B 2
1CLR 3
1Q 4
2Q 5
2Cext 6
2Rext/ 7
Cext
GND 8
CLR
QQ
QQ
CLR
(Top view)
16 VCC
15 1Rext
Cext
14 1Cext
13 1Q
12 2Q
11 2CLR
10 2B
9 2A
2