1 votes 1 votes When a J-K flip-flop is constructed from an SR flip-flop a) S = JQ, R = K+JQ b) J = S, K = R c) J = SR'Q, K = S'(R+Q) d) S = JQ', R = KQ Digital Logic flip-flop digital-logic + – Payal Rastogi asked Dec 25, 2015 Payal Rastogi 1.7k views answer comment Share Follow See all 2 Comments See all 2 2 Comments reply shivanisrivarshini commented Jan 6, 2016 reply Follow Share I think option b is right J=S and K=R 0 votes 0 votes Praveen Saini commented Jan 6, 2016 reply Follow Share No its d 1 votes 1 votes Please log in or register to add a comment.
1 votes 1 votes D) S=JQ', R=KQ To eliminate racing condition when S=1 & R=1, we connect S=JQ' & R=KQ vamsi2376 answered Mar 20, 2016 vamsi2376 comment Share Follow See 1 comment See all 1 1 comment reply cse23 commented May 12, 2016 reply Follow Share its (d) we can use flip-flop conversion technique also. steps: 1.write the characterstics table of target FF(J-K here) 2.using the transition of output in characterstic table of J-K write the excitation table of S-R 3.using k-map, express S & R in terms of J & K 2 votes 2 votes Please log in or register to add a comment.
