74HCT283PW View Datasheet(PDF) - Philips Electronics
Part Name
Description
View to exact match
74HCT283PW Datasheet PDF : 8 Pages
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Philips Semiconductors
4-bit binary full adder with fast carry
Product specification
74HC/HCT283
Fig.4 Functional diagram.
FUNCTION TABLE
PINS
CIN A1 A2 A3
logic levels L L H L
active HIGH 0 0 1 0
active LOW 1 1 0 1
A4 B1 B2
HH L
11 0
00 1
B3 B4 ∑1 ∑2 ∑3 ∑4 COUT EXAMPLE(2)
L HH H L L H
0 11 1 0 0 1
(3)
1 00 0 1 1 0
(4)
Note
1. H = HIGH voltage level
L = LOW voltage level
2. example
1001
1010
-----
10011
3. for active HIGH, example = (9 + 10 = 19)
4. for active LOW, example = (carry + 6 + 5 = 12)
December 1990
4
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