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A binary 3-bit down counter uses J-K flip-flops, FFi with inputs Ji, Ki and outputs Qi, i=0,1,2 respectively. The minimized expression for the input from following is

  1. J0=K0=0
  2. J0=K0=1
  3. J1=K1=Q0
  4. J1=K1=Q’0
  5. J2=K2=Q1Q0
  6. J2=K2=Q’1Q’0
  1. I, III, V
  2. I, IV, VI
  3. Il, III, V
  4. Il, IV, Vl
asked in CBSE/UGC NET by Active (4k points) | 2.1k views

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