Digital Electronics - Flip-Flops - Discussion
Discussion Forum : Flip-Flops - General Questions (Q.No. 68)
68.
A gated S-R latch and its associated waveforms are shown below. What, if anything, is wrong and what could be causing the problem?
The 
output is always low; the circuit is defective.
output is always low; the circuit is defective.The Q output should be the complement of the 
output; the S and R terminals are reversed.
output; the S and R terminals are reversed.The Q should be following the R input; the R input is defective.
There is nothing wrong with the circuit.
Discussion:
3 comments Page 1 of 1.
Devil said:
9 years ago
Here, C Should be replaced with R.
Vinay said:
6 years ago
How ~q is always low? Please explain.
Mounika said:
5 years ago
Even C is replaced with R, Q should be the complement of S when the pulse is enabled because it is an asynchronous SR latch. But in the above Q output following the S input when the pulse is triggered. Why?
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