Full Adders

74LS183D Full Adder

74LS183D is a carry-save full adder which features an individual carry output from each bit for use in multiple-input to produce the true sum and true carry outputs

74ls183d.PNG

Function table

Inputs Outputs
Cn
B A SUM Cn+1
L
L
L
L
L
L
L H
H
L
L H
L
H L
L H H
L
H
H
L
L
H L
H
L H L
H
H
H L L
H
H
H H
H
H
 

        H = HIGH Level

        L = LOW Level

        X = Don't Care