HD74HC165 Datasheet, PDF (2/9 Pages) Hitachi Semiconductor – Parallel-load 8-bit Shift Register

HD74HC165
Pin Arrangement
Shift/
Load
1
Clock 2
E3
F4
Parallel
Inputs _{G 5}
H6
QH 7
GND 8
Timing Diagram
CK
E
D
F
C
G
B
H
A
QH
QH
(Top view)
16 V_CC
15
Clock
Inhibit
14 D
13 C
12 B
Parallel
Inputs
11 A
10 Serial-In
9 QH
Clock
Clock Inhibit
Serial Input
Shift/Load
A
B
C
D
Data E
F
G
H
Output QH
Output QH
H
L
H
L
H
L
H
H
H
L
Inhibit
Load
HL H L H L H
LH L H L H L
Serial Shift
2