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AE-JE Foundation EE : Digital Electronics Quiz 6

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Question 1

A digital to analog converter with full scale output voltage of 3.5 V has a resolution close to 14 mV. Its bit size is:-

Question 2

The full scale output of an 8 bit DAC for 0 to 10 V range is

Question 3

An 8-bit DAC produces an out voltage of 1 V for a digital input of 00110010. Determine the largest value of the output voltage from the DAC .

Question 4

Which among then is slowest ADCs

Question 5

What is the approximate resolution in volts for output of 12 V in 10-bit D/A converter?

Question 6

The difference in the maximum conversion periodic of an 8-bit digital ramp ADC & an 8-bit successive approximation ADC if both utilize 1MHz clock frequency.

Question 7

The number of comparators required in a 4 bit comparator type ADC ¡s

Question 8

Number of comparators required for an 8 bit flash ADC is:

Question 9

How many steps are there in the output of a 10.bit D/A converter?

Question 10

When a time varying signal has to be digitized using an ADC, which one of the following is necessary to use before digitization?

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