A 4-bit synchronous counter uses flip-flops with propagation delay tim – McqOptions

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1.	A 4-bit synchronous counter uses flip-flops with propagation delay times of 15 ns each. The maximum possible time required for change of state will be
A.	15 ns
B.	30 ns
C.	45 ns
D.	60 ns
Answer» B. 30 ns

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