How many distinct states are there are in an n-bit ring counter?

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RRB JE ECE 22 Apr 2025 Shift 1 CBT 2 Official Paper
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  1. n
  2. 2n
  3. 2n

Answer (Detailed Solution Below)

Option 2 : n
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Detailed Solution

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Ring Counter:

The Ring shift counter is a recirculating register in which the serial output is connected back to the serial input as shown:


          

A Straight ring counter with ‘n’ flip-flops will have n states.

Example:

A Ring counter of 5 bits has 5 states. 

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