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Digital Electronics - Engineering

Q1:

A 4 bit parallel type A/D converter uses a 6 volt reference. How many comparators are required and what is the resolution in volts?

A 0.375 V

B 15 V

C 4.5 V

D 10 V

ANS:A - 0.375 V

No. of comparators = 2n - 1 = 24 - 1 = 15 .