MC74HC165A Datasheet, PDF (7/9 Pages) ON Semiconductor – 8-Bit Serial or Parallel-Input/Serial-Output Shift Register

SERIAL SHIFT/
PARALLEL LOAD ¹
SERIAL DATA ¹⁰
INPUT SA
CLOCK ²
CLOCK 15
INHIBIT
EXPANDED LOGIC DIAGRAM
A
B
C
F
G
H
11
12
13
4
5
6
D QA
D QB
D QC
D QF
D QG
D QH
CC
CC
CC
CC
CC
CC
MC74HC165A
9 _QH
7 _QH
TIMING DIAGRAM
CLOCK
CLOCK INHIBIT
SA
SERIAL SHIFT/
PARALLEL LOAD
A
H
B
L
C
H
PARALLEL D
L
DATA
INPUTS ^E
H
F
L
G
H
H
H
QH
QH
CLOCK
INHIBIT
MODE
PARALLEL LOAD
HH L H L H L H
LL H L H L H L
SERIAL–SHIFT MODE
High–Speed CMOS Logic Data
7
DL129 — Rev 6
MOTOROLA