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零件编号
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HD74HC4020P 查看數據表(PDF) - Renesas Electronics
零件编号
产品描述 (功能)
生产厂家
HD74HC4020P
14-stage Binary Counter
Renesas Electronics
HD74HC4020P Datasheet PDF : 9 Pages
1
2
3
4
5
6
7
8
9
HD74HC4020
Pin Arrangement
Q
12
1
Q
13
2
Q
14
3
Q
6
4
Q
5
5
Q
7
6
Q
4
7
GND 8
Q
13
Q
12
Q
11
Q
14
Q
10
Q
6
Q
8
Q
5
Q
9
Q
7
R
Q
4
Q
1
C
(Top view)
16 V
CC
15 Q
11
14 Q
10
13 Q
8
12 Q
9
11 Reset
10
Clock
9 Q
1
Block Diagram
Clock
Reset
Q
1
Q
4
Q
5
Q
12
Q
13
Q
14
CQ
CR
Q
CQ
CR
Q
CQ
CR
Q
CQ
CR
Q
CQ
CR
Q
CQ
CR
Q
Timing Diagram
Clock
Reset
Q
1
Q
4
Q
5
Q
6
Q
7
Q
8
Q
9
Q
10
Q
11
Q
12
Q
13
Q
14
12 4
8 16 32 64 128 256 512 1,024 2,048 4,096 8,192 16,384
Rev.2.00 Mar 30, 2006 page 2 of 6
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