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HD74HC95 Datasheet, PDF (2/8 Pages) Hitachi Semiconductor – 4-bit Parallel Access Shift Register
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HD74HC95
Function Table
Inputs
Clocks
Parallel
Mode Control 2 (L) 1 (R) Serial A
B
C
D
H
H
X
X
X
X
X
X
H
X
X
a
b
c
d
H
X
X
QB+
QC+
QD+
d
L
L
H
X
X
X
X
X
L
X
H
X
X
X
X
L
X
L
X
X
X
X
L
L
X
X
X
X
X
L
L
X
X
X
X
X
L
H
X
X
X
X
X
H
L
X
X
X
X
X
H
H
X
X
X
X
X
Outputs
QA
QB
QA0
QB0
a
b
QBn
QA0
H
L
QA0
QA0
QA0
QA0
QA0
QCn
QB0
QAn
QAn
QB0
QB0
QB0
QB0
QB0
QC
QC0
c
QDn
QC0
QBn
QBn
QC0
QC0
QC0
QC0
QC0
QD
QD0
d
d
QD0
QCn
QCn
QD0
QD0
QD0
QD0
QD0
Pin Arrangement
Serial
Input
1
A2
B3
Inputs
C4
D5
Mode
Control
6
GND 7
Serial
A Input QA
B
QB
C
QC
D
QD
Mode CK1
CK2
(Top View)
14 VCC
13 QA
12 QB
Outputs
11 QC
10 QD
9
Clock1
R-Shift
8
Clock2
L-Shift
(Load)
2
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