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ISRO | ISRO CS 2007 | Question 5

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The characteristic equation of an SR flip-flop is given by

(A)

Qn+1 = S + RQn

(B)

Qn+1= RQ\’n + SQn

(C)

Qn+1= S\’ + RQn

(D)

Qn+1 = S + R\’Qn



Answer: (D)

Explanation:

The characteristic table of an SR flip-flop is: So, by simplifying using k-maps: characteristic equation of an SR flip-flop = Qn+1 = S + R\’Qn Option(D) is correct.


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Last Updated : 20 Nov, 2018
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