CS4GATE

Digital Electronics / Sequential Circuits

How many flip-flops are required to design a MOD-16 binary counter?

NAT 2023 Binary Counters

How many flip-flops are required to design a MOD-16 binary counter?

Answer

4

Theory

A MOD-N counter cycles through N states. The number of flip-flops required is ⌈log₂N⌉.

Solution

MOD-16 ⇒ ⌈log₂16⌉ = 4 flip-flops.

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