HD74HC166 Datasheet, PDF (6/10 Pages) Hitachi Semiconductor – Parallel-load 8-bit Shift Register

HD74HC166
Timing Diagram
Clock
Clock Inhibit
Clear
Serial Input
Shift/Load
A
B
C
D
Parallel
Inputs _E
F
G
H
Output QH
Clear
Serial Shift
H
L
H
L
H
L
H
H
HH LH L HL HL
Inhibit
Load
Serial Shift
6