MCQ Practice Question

For an ideal 4-bit unipolar DAC whose output magnitude is proportional to unsigned input code, which input code produces the largest output?

  • A0000
  • B0111
  • C1000
  • D1111
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Correct Answer: D. 1111
Explanation: For an unsigned 4-bit DAC, code value increases from 0000 to the maximum code 1111, so 1111 produces the largest ideal output.
Reference: Standard digital electronics: DAC codes
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