Datasheet

SN54ALS161B, SN54ALS162B, SN54ALS163B, SN54AS161, SN54AS163
SN74ALS161B, SN74ALS163B, SN74AS161, SN74AS163
SYNCHRONOUS 4-BIT DECADE AND BINARY COUNTERS
SDAS276A – DECEMBER 1994 – REVISED JULY 2000
3
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
logic diagram (positive logic)
1D
C1
1D
C1
1D
C1
1
9
10
7
2
3
4
5
15
14
13
12
CLR
LOAD
ENT
ENP
CLK
A
B
C
RCO
Q
A
Q
B
Q
C
SN54ALS162B
1D
C1
6
11
Q
D
D
Pin numbers shown are for the J package.