In a down counter, which flip-flop doesn? toggle when the inverted output of the preceeding flip-flop goes from HIGH to LOW.

Q. In a down counter, which flip-flop doesn? toggle when the inverted output of the preceeding flip-flop goes from HIGH to LOW.

A

MSB flip-flop

B

LSB flip-flop

C

Master slave flip-flop

D

Latch

Solution:

Since, the LSB flip-flop changes its state at each negative transition of clock. That is why LSB flip-flop doesn? have toggle.

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