A 4-bit R/2R digital-to-analog (DAC) converter has a reference of 5 volts. What is the analog output for the input code 0101 ?

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Neelam Mittal

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📊 Digital Electronics and Logic Design

Q. A 4-bit R/2R digital-to-analog (DAC) converter has a reference of 5 volts. What is the analog output for the input code 0101 ?

(A) 0.3125 V
(B) 3.125 V
(C) 0.78125 V
(D) -3.125 V

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✅ Correct Answer: (B) 3.125 V

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