Open In App

GATE | GATE CS 1997 | Question 15

Like Article
Like
Save
Share
Report

An N-bit carry look ahead adder, where N is a multiple of 4, employs ICs 74181 (4 bit ALU) and 74182 (4 bit carry look ahead generator).
The minimum addition time using the best architecture for this adder is
(A) proportional to N
(B) proportional to logN
(C) a constant
(D) none of the above


Answer: (B)

Explanation:

Quiz of this Question


Last Updated : 20 Nov, 2018
Like Article
Save Article
Previous
Next
Share your thoughts in the comments
Similar Reads