Question

In DOWN-counter, each flip-flop is triggered by ___________

(a) The output of the next flip-flop

(b) The normal output of the preceding flip-flop

(c) The clock pulse of the previous flip-flop

(d) The inverted output of the preceding flip-flop

This question was posed to me by my school teacher while I was bunking the class.

I'd like to ask this question from Up Down Counter in section Counters of Digital Circuits

Answer 1

Correct option is (d) The inverted output of the preceding flip-flop

For explanation: In DOWN-counter, each flip-flop is triggered by the inverted output of the preceding flip-flop. DOWN-counter counts from a maximum value to 0.