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Homework Help: 4 bit Magnitude comparator

  1. Feb 20, 2015 #1
    1. The problem statement, all variables and given/known data

    2exvkua.jpg
    2. Relevant equations


    3. The attempt at a solution
    As long as A = 1, its true, So options (A) and (C) are wrong. My ans is (E). Right?
     
  2. jcsd
  3. Feb 20, 2015 #2

    Svein

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    Science Advisor

    As far as I can guess from the figure, the input at Y is at least twice that of the input at X (left shift). Thus F is TRUE.
     
  4. Feb 20, 2015 #3
    Except when all zeroes right?
     
  5. Feb 21, 2015 #4

    Svein

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    Science Advisor

    Right.
     
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