
Philips Semiconductors
Look-ahead carry generator
Product specification
74F182
FUNCTION TABLE
INPUTS
OUTPUTS
Cn
G0
P0
G1
P1
G2
P2
G3
P3
Cn+x Cn+y Cn+z
G
P
X
H
H
L
L
H
X
L
X
L
X
H
H
X
L
H
X
X
X
H
H
L
X
H
H
H
X
L
L
H
X
H
X
L
X
X
X
L
X
H
X
L
X
X
L
H
H
X
L
X
L
H
X
X
X
X
X
H
H
L
X
X
X
H
H
H
X
L
X
H
H
H
X
H
X
L
L
H
X
H
X
H
X
L
X
X
X
X
X
L
X
H
X
X
X
L
X
X
L
H
X
L
X
X
L
X
L
H
H
X
L
X
L
X
L
H
X
X
X
X
X
H
H
H
X
X
X
H
H
H
X
H
X
H
H
H
X
H
X
H
H
H
X
H
X
H
X
H
X
X
X
X
X
L
X
L
X
X
X
L
X
X
L
L
X
L
X
X
L
X
L
L
L
X
L
X
L
X
L
L
H
X
X
X
H
X
H
X
X
H
X
X
H
X
H
X
X
X
H
H
L
L
L
L
L
NOTES:
H = High voltage level
L = Low voltage level
X = Don’t care
1991 Apr 15
4