The resolution of a 9 bit-D/A converter which give a maximum output of 5.12 V is :

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  1. 10 mV 
  2. 20 mV 
  3. 15 mV
  4. 25 mV

Answer (Detailed Solution Below)

Option 1 : 10 mV 
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Detailed Solution

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Concept:

The resolution of a Digital-to-Analog (D/A) converter is the smallest change in analog output corresponding to a one-bit change in the digital input.

It is given by:

Where,

  • is the maximum output voltage
  • n is the number of bits

Given:

Number of bits, n =9

Maximum output voltage,

Calculation:

Correct Answer: 1) 10 mV

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