HD74LV165A 查看數據表（PDF） - Hitachi -> Renesas Electronics
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HD74LV165A Datasheet PDF : 17 Pages
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HD74LV165A
Function Table
Inputs
Internal Outputs
SH/LD
CLK INH CLK
SER
A ... H
QA
QB
L
X
X
X
a ... h
a
b
H
L
↑
H
X
H
QAn
H
L
↑
L
X
L
QAn
H
H
X
X
X
QA0
QB0
H
X
H
X
X
QA0
QB0
H
↑
L
H
X
H
QAn
H
↑
L
L
X
L
QAn
Note: H: High level
L: Low level
↑: Low to high transition
X: Immaterial
a ... h: Parallel data
QA0 ... QH0: Outputs remain unchanged.
QAn ... QGn: Data shifted from the previous stage on a positive edge at the clock input.
Output
QH
h
QGn
QGn
QH0
QH0
QGn
QGn
Pin Arrangement
SH/LD 1
CLK 2
E3
F4
G5
H6
QH 7
GND 8
(Top view)
16 VCC
15 CLK INH
14 D
13 C
12 B
11 A
10 SER
9 QH
2
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