RCA-4-bit Adder Max and Min Delay

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cklckl48

Joined Sep 25, 2010
3
Hello i have a question not know how to solve it, it's about RCA-4-bit Adder Max and Min Delay
For example Input values X(X3,2,1,0),Y(Y3,2,1,0)
C0 is result in the maximum delay for the adder
Output is formed by C4 S3S2S1S0

I am not know like this situation
Input values
X(4),Y(4),C0 how much?
output values
C4,S(4) how much?
Delay how much?
what's the reason?

The same Minmum how much as those values?
 
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