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CIL 2017 | System | Question: 61

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A flip-flop has a $20$-nano second delay from the time its CP input goes from $1$ to $0$ to the time the output is complimented. What is the maximum delay in a $16$ -bit binary ripple counter that uses these flip-flops?

  1. $20$ ns
  2. $320$ ns
  3. $36$ ns
  4. $16$ ns

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