Electronics and Communication Engineering - Digital Electronics - Discussion

Discussion Forum : Digital Electronics - Section 8 (Q.No. 31)
31.
A 3 bit synchronous counter uses FF with propagation delay time of 20 ns each. The maximum possible time required for change of state will be.
60 ns
40 ns
20 ns
None
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
10 comments Page 1 of 1.

Prshuu said:   2 years ago
I think C is the correct answer.

Arista said:   4 years ago
3 bit counter will need 3ff's @Shiv.

Surya said:   6 years ago
I agree @Shiv.
(1)

Shiv said:   6 years ago
It is 3 bit counter require 2 ff so each ff delay is 20 therefore 20+20=40.

Papdiv said:   7 years ago
The answer is C. I too agree.

Srinu said:   7 years ago
May be, a synchronous counter needs a AND gate that might be considered.

Parsya said:   8 years ago
The correct answer is C.

Pkn said:   8 years ago
C is correct. I also agree.
(1)

Tausid said:   8 years ago
The correct answer is C.
(1)

Tausid said:   8 years ago
C is the correct answer. As it is synchronous counter it will take only 20 ns.
(1)

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