HD74ACT161 Datasheet, PDF (2/14 Pages) Hitachi Semiconductor – Synchronous Presettable Binary Counter

HD74ACT161/HD74ACT163
Pin Arrangement
Logic Symbol
*R 1
CP 2
P0 3
P1 4
P2 5
P3 6
CEP 7
GND 8
(Top view)
16 VCC
15 TC
14 Q0
13 Q1
12 Q2
11 Q3
10 CET
9 PE
PE P0 P1 P2 P3
CEP
CET
TC
CP
*R Q0 Q1 Q2 Q3
* • MR for HD74ACT161
• SR for HD74AC163/HD74ACT163
2