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Digital Electronics - Flip-Flops - Discussion

Discussion Forum : Flip-Flops - General Questions (Q.No. 2)
Flip-Flops
2.
Which statement BEST describes the operation of a negative-edge-triggered D flip-flop?
The logic level at the D input is transferred to Q on NGT of CLK.
The Q output is ALWAYS identical to the CLK input if the D input is HIGH.
The Q output is ALWAYS identical to the D input when CLK = PGT.
The Q output is ALWAYS identical to the D input.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
13 comments Page 2 of 2.
Monika said:   9 years ago
This works out for me to get a clear cut idea about how particular matter or topic.

Thank you all.
Sandeep said:   9 years ago
Q(n + 1) = D normally but in case -ve edge trigger Q(n) = D here FF will take i/o value which is there before apply -ve edge i/o.
Sameer jangid said:   2 months ago
In negative triggering D, FF when there is '-ve' edge th o/p takes the identical value of i/p D, while at other remains with the same value.
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