(b) Figure Q.4b shows an Adder/Subtractor circuit implemented using Adder Q. The delay forXOR = 2t, OR = AND=1t and cascadable full adder is used for ripple carry adder. Assumeinputs X, Y and ADDSUB have arrived at Ot. Analyze the critical path delay for the circuitif:-X[7.4]YI7.4]4.A[3.0]A[3.0]lo"cleC4C8C4Adder QcoC4Adder QcoADDSUBSum(3.0]Sum[3.0]Z17.4]Figure Q.4bi. Adder Q is a 4-bit Ripple-Carry Adder. Show your analysis in Table Q.4b.i.ii. Adder Q is a 4-bit Carry-Lookahead Adder. Show your analysis in Table Q.4b.ii.Table Q.4b.iTable Q.4b.iiTo NodeDelayTo NodeDelayZ3Z3С4С4Z7Z7C8C8Page 14 of 21

Answered: Image /qna-images/answer/2198ebcd-7566-4ab1-b2b2-6893783d8f50.jpg

(b) Figure Q.4b shows an Adder/Subtractor circuit implemented using Adder Q. The delay for XOR = 21, OR = AND=1t and cascadable full adder is used for ripple carry adder. Assume inputs X, Y and ADDSUB have arrived at Ot. Analyze the critical path delay for the circuit if:- B3.0] C4 C4 Adder Q co C4 Adder Q co ADDSUB Sum[3.0] lorcluns Figure Q.4b i. Adder Q is a 4-bit Ripple-Carry Adder. Show your analysis in Table Q.4b.i. ii. Adder Q is a 4-bit Carry-Lookahead Adder. Show your analysis in Table Q.4b.ii. Table Q.4b.i Table Q.4b.ii To Node Delay To Node Delay Z3 Z3 C4 C4 Z7 27 C8 C8

(b) Figure Q.4b shows an Adder/Subtractor circuit implemented using Adder Q. The delay for XOR = 21, OR = AND=1t and cascadable full adder is used for ripple carry adder. Assume inputs X, Y and ADDSUB have arrived at Ot. Analyze the critical path delay for the circuit if:- B3.0] C4 C4 Adder Q co C4 Adder Q co ADDSUB Sum[3.0] lorcluns Figure Q.4b i. Adder Q is a 4-bit Ripple-Carry Adder. Show your analysis in Table Q.4b.i. ii. Adder Q is a 4-bit Carry-Lookahead Adder. Show your analysis in Table Q.4b.ii. Table Q.4b.i Table Q.4b.ii To Node Delay To Node Delay Z3 Z3 C4 C4 Z7 27 C8 C8

EBK ELECTRICAL WIRING RESIDENTIAL

19th Edition

ISBN:9781337516549

Author:Simmons

Publisher:Simmons

Chapter29: Service-entrance Calculations

Section: Chapter Questions

Problem 3R: a. What is the ampere rating of the circuits that are provided for the small-appliance loads? _____...

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