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零件编号
产品描述 (功能)
HD74LV393A 查看數據表(PDF) - Hitachi -> Renesas Electronics
零件编号
产品描述 (功能)
比赛名单
HD74LV393A
Dual 4-bit Binary Counters
Hitachi -> Renesas Electronics
HD74LV393A Datasheet PDF : 15 Pages
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HD74LV393A
Function Table
Inputs
CLK
X
H
L
↑
↓
Note:
H: High level
L: Low level
X: Immaterial
↑
: Low to high transition
↓
: High to low transition
CLR
H
L
L
L
L
Pin Arrangement
Output
L
No change
No change
No change
Count up
1
CLK
1
1CLR 2
1QA 3
1QB 4
1QC 5
1QD 6
GND 7
14 V
CC
13 2
CLK
12 2CLR
11 2QA
10 2QB
9 2QC
8 2QD
(Top view)
2
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