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參數(shù)資料
| 型號： | HD74HC83 |
| 廠商： | Hitachi,Ltd. |
| 英文描述： | 4-Bit Binary Full Adder (with Fast Carry) |
| 中文描述： | 4位二進(jìn)制全加器（帶快速卡里） |
| 文件頁數(shù)： | 2/10頁 |
| 文件大小： | 56K |
| 代理商： | HD74HC83 |
HD74HC83
2
Function Table
Outputs
Inputs
When C
0
= L/When C
2
= L
∑
1
/
∑
3
∑
2
/
∑
4
L
L
When C
0
= H/When C
2
= H
∑
1
/
∑
3
∑
2
/
∑
4
H
L
A
1
/A
3
L
B
1
/B
3
L
A
2
/A
4
L
B
2
/B
4
L
C
2
/C
4
L
C
2
/C
4
L
H
L
L
L
H
L
L
L
H
L
L
H
L
L
H
L
L
L
H
L
H
H
L
L
L
H
L
H
H
L
L
L
H
L
L
H
L
H
H
L
H
L
H
L
H
H
L
L
L
H
L
H
H
L
H
H
L
L
L
H
H
H
H
L
L
L
H
H
L
H
L
L
L
H
L
H
L
H
H
L
H
L
L
H
H
H
L
L
L
H
L
H
L
H
H
H
L
L
L
H
H
H
L
H
L
L
H
H
L
H
L
L
H
H
L
L
H
H
L
H
H
L
H
H
H
L
H
L
H
H
L
H
H
H
H
L
H
L
H
H
H
H :
L
X :
Note:
H
H
H
L
H
H
H
H
H
High level
Low level
Irrelevant
Input conditions at A
1
, B
1
, A
2
, B
2
and C
0
are used to determine outputs
∑
1
and
∑
2
and the value of the
internal carry C
2
.
The value at C
2
, A
3
, B
3
, A
4
and B
4
are than used to determine outputs
∑
3
,
∑
4
and C
4
:
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