How many flip-flops are required to divide a signal frequency by 16?
Explanation
Each toggle flip-flop halves the frequency, so n stages in cascade divide by 2ⁿ. Since 2⁴ = 16, four flip-flops are required.
Each toggle flip-flop halves the frequency, so n stages in cascade divide by 2ⁿ. Since 2⁴ = 16, four flip-flops are required.