MC74HC165AD ONSEMI [ON Semiconductor], MC74HC165AD Datasheet - Page 2
MC74HC165AD
Manufacturer Part Number
MC74HC165AD
Description
8-Bit Serial or Parallel-Input/Serial-Output Shift Register
Manufacturer
ONSEMI [ON Semiconductor]
Datasheet
1.MC74HC165AD.pdf
(12 pages)
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Parallel Load
Serial Shift/
H
H
H
H
H
H
H
L
X = don’t care
Clock
X
X
H
L
L
L
Inputs
LOGIC DIAGRAM
Inhibit
Clock
X
H
X
L
L
L
Q
An
– Q
S
X
H
H
X
X
X
L
L
A
Gn
= Data shifted from the preceding stage
a
A – H
FUNCTION TABLE
http://onsemi.com
MC74HC165A
X
X
X
X
X
X
X
h
2
Internal Stages
Q
H
H
a
L
L
A
No Change
No Change
Q
Q
Q
Q
Q
b
An
An
An
An
B
Output
Q
Q
Q
Q
Q
h
Gn
Gn
Gn
Gn
PIN ASSIGNMENT
H
Asynchronous Parallel Load
Serial Shift via Clock
Serial Shift via Clock Inhibit
Inhibited Clock
No Clock
Operation