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HD74HC83 Datasheet(PDF) 2 Page - Renesas Technology Corp

Part # HD74HC83
Description  4-bit Binary Full Adder (with Fast Carry)
PDF  7 Pages
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Manufacturer  RENESAS [Renesas Technology Corp]
Direct Link  http://www.renesas.com
Logo RENESAS - Renesas Technology Corp

HD74HC83 Datasheet(HTML) 2 Page - Renesas Technology Corp

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HD74HC83
Rev.2.00, Oct 06, 2005 page 2 of 6
Function Table
Outputs
Inputs
When C0 = L / When C2 = L
When C0 = H / When C2 = H
A1 / A3
B1 / B3
A1 / A3
A1 / A3
Σ1 / Σ3
Σ2 / Σ4
C2 / C4
Σ1 / Σ3
Σ2 / Σ4
C2 / C4
L
L
L
L
L
L
L
H
L
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
H
H
L
H
H
H
H
H
H :
High level
L :
Low level
X :
Irrelevant
Note : Input conditions at A1, B1, A2, B2 and C0 are used to determine outputs
Σ1 and Σ2 and the value of the internal
carry C2.
The value at C2, A3, B3, A4 and B4 are than used to determine outputs
Σ3, Σ4 and C4
Pin Arrangement
1
2
3
4
5
6
7
8
A4
Σ3
A3
B3
VCC
Σ2
B2
A2
B4
Σ4
C4
C0
GND
B1
A1
Σ1
16
15
14
13
12
11
10
9
(Top view)
A4
Σ3
Σ2
A3
Σ4
C4
C0
B1
A1
B3
B2
B4
A2
Σ1



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