Physics · Digital Electronics
A 5-bit ripple counter and a 5-bit synchronous counter use flip-flops each having a propagation delay of 20 ns. The maximum total propagation delay in the ripple counter (x) and the synchronous counter (y) will be:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1x = 20 ns, y = 90 ns
- 2x = 20 ns, y = 100 ns
- 3x = 90 ns, y = 20 ns
- 4x = 100 ns, y = 20 ns✓
Correct answer
x = 100 ns, y = 20 ns
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