MC74HC165A_16 Datasheet, PDF (8/12 Pages) ON Semiconductor – 8-Bit Serial or Parallel-Input/ Serial-Output Shift Register

SERIAL SHIFT/
PARALLEL LOAD ¹
SERIAL DATA ¹⁰
INPUT S_A
CLOCK ²
CLOCK 15
INHIBIT
MC74HC165A
EXPANDED LOGIC DIAGRAM
A
B
C
F
G
H
11
12
13
4
5
6
D Q_A
D Q_B
D Q_C
D Q_F
D Q_G
D Q_H
CC
CC
CC
CC
CC
CC
TIMING DIAGRAM
CLOCK
CLOCK INHIBIT
S_A
SERIAL SHIFT/
PARALLEL LOAD
A
H
B
L
C
H
PARALLEL D
L
DATA
INPUTS ^E
H
F
L
G
H
H
H
Q_H
Q_H
CLOCK
INHIBIT
MODE
PARALLEL LOAD
HH L H L H L H
LL H L H L H L
SERIAL-SHIFT MODE
9 _QH
7 _QH
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