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Flip-Flops

Q1:

Why are the S and R inputs of a gated flip-flop said to be synchronous?

A They must occur with the gate.

B They occur independent of the gate.

ANS:A - They must occur with the gate.

Synchronous inputs are those whose output depends on clock inputs. Examples-SR, JK, D inputs.

Asynchronous inputs are those whose output does not depend on gate pulse (independent). Examples : preset and clear inputs.



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