A pulse train with a frequency of 1 MHz is counted using a modulo 1024 – McqOptions

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1.	A pulse train with a frequency of 1 MHz is counted using a modulo 1024 ripple-counter built with J-K flip-flops. For proper operation of the counter the maximum permissible propagation delay per flip-flop stage is
A.	100 n sec
B.	50 n sec
C.	20 n sec
D.	10 n sec
Answer» B. 50 n sec

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