74F283 데이터 시트보기 (PDF) - Philips Electronics
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74F283 Datasheet PDF : 10 Pages
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Philips Semiconductors
4-bit binary full adder with fast carry
LOGIC DIAGRAM
11
B3
A3 12
Product specification
74F283
9
COUT
10 Σ3
15
B2
A2 14
13
Σ2
VCC=Pin 16
GND=Pin 8
B1 2
3
A1
6
B0
5
A0
7
CIN
1
Σ1
4
Σ0
SF00855
FUNCTION TABLE
PINS
CIN A0 A1 A2 A3 B0 B1 B2 B3 Σ0 Σ1 Σ2 Σ3 COUT
Logic levels
L
L
H
L
H
H
L
L
H
H
H
L
L
H
Active High
0
0
1
0
1
1
0
0
1
1
1
0
0
1
Active Low
1
1
0
1
0
0
1
1
0
0
0
1
1
0
H = High voltage level
L = Low voltage level
Example:
1001
1010
10011
(10+9=19)
(carry+5+6=12)
1989 Mar 03
3
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