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Digital ElectronicsLFSR & Sequence Generators

What is the maximum sequence length of a properly configured 4-stage maximal-length LFSR?

  • A4
  • B8
  • C15
  • D16
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Correct Answer: C. 15
Explanation: For n=4, a maximal-length LFSR period is 2^4−1=15 states.
Reference: Standard digital electronics: LFSR period
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