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electronics and communication engineering exam question papers
1. What is the frequency of pulse at the points a, b, c in the circuit?
(A): 1 MHz
(B): 10 KHz
(C): 3 MHz
(D): 7.8 KHz
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By: guest on 02 Jun 2017 12.56 am
Ring counter is N : 1 divider. Hence ⇒ 1 MHz Johnson counter is 2N : 1 divider ⇒ Ripple counter 2N : 1 ⇒ = 7812.5 ∼ 7.8 kHz Mod 10 = 4 FF ⇒ 24 = 16.
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