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If an active-HIGH S-R latch has a 0 on the S input and a 1 on the R input and then the R input goes to 0, the latch will be ________(a) SET(b) RESET(c) Clear(d) InvalidThe question was asked during a job interview.I would like to ask this question from Flip Flops in section Flip-Flops of Digital Circuits |
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Answer» CORRECT answer is (b) RESET Best EXPLANATION: If S=0, R=1, the flip flop is at reset condition. Then at S=0, R=0, there is no change. So, it remains in reset. If S=1, R=0, the flip flop is at the SET condition. |
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