GATE 2015 EC – Question 26
Consider a four bit D to A converter. The analog value corresponding to digital signals of values 0000 and 0001 are 0 V and 0.0625 V respectively. The analog value (in Volts) corresponding to the digital signal 1111 is ________.
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Correct answer: 0.93 to 0.94
Explanation
The step size is 0.0625 V per count, and the digital value 1111 is 15, so the output is $15 \times 0.0625 = 0.9375$ V.