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參數(shù)資料
| 型號(hào)： | HD74HC670 |
| 廠商： | Hitachi,Ltd. |
| 英文描述： | 4-by-4 Register File (with 3-state outputs) |
| 中文描述： | 4 × 4寄存器文件（具有三態(tài)輸出） |
| 文件頁(yè)數(shù)： | 3/10頁(yè) |
| 文件大?。?/td> | 56K |
| 代理商： | HD74HC670 |
HD74HC670
3
Pin Arrangement
1
2
3
4
5
6
7
8
D
2
D
3
D
4
R
B
R
A
Q
4
Q
3
GND
V
CC
W
A
W
B
Write
Read
Q
1
Q
2
Data
D
1
Write
select
Outputs
Outputs
Read
select
Data
Enable
D
1
W
A
W
B
C
W
C
R
Q
1
D
3
D
4
R
B
R
A
Q
4
Q
3
D
2
Q
2
(Top view)
16
15
14
13
12
11
10
9
Logic Diagram
D
G
Q
D
G
Q
D
G
Q
D
G
Q
To other three bits
Data
W
A
G
W
W
B
Q
V
CC
R
A
R
B
G
R
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