HD74AC165 Datasheet, PDF (3/13 Pages) Hitachi Semiconductor – Parallel-Load 8-bit Shift Register

Truth Table
Inputs
Clock
S_L
Inhibit
CP
S_I
L
X
X
X
H
L
L
X
H
L
H
H
L
L
H
H
X
X
H : High Voltage Level
L : Low Voltage Level
X : Immaterial
: Low-to-High Clock Transition
HD74AC165/HD74ACT165
Parallel
A ······ H
a ······ h
X
X
X
X
Internal Outputs
Q_A
Q_B
a
b
Q_AD
H
Q_BO
Q_An
L
Q_An
Q_AD
Q_BO
Outputs
Q_H
h
Q_HO
Q_Gn
Q_Cn
Q_HO
3