What is the delay for the following types of 64-bit adders

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What is the delay for the following types of 64-bit adders? Assume that each two-input gate delay is 150 ps and that a full adder delay is 450 ps.

(a) a ripple-carry adder

(b) a carry-lookahead adder with 4-bit blocks

Reference no: EM131270131

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