Interfacing to the Analog World - Practice Questions

Question 1

What is the maximum conversion time for a counter-ramp ADC with 8-bit resolution and a clock frequency of 20 kHz?

Accepted Answer

Question 2

If the range of output voltage of a 6-bit DAC is 0 to 15 volts, what is the step voltage of the output?

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Question 3

What circuitry is on an ADC0808 IC?

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Question 4

_______ are the most linear of all the temperature transducers.

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Question 5

Which of the statements below best describes the basic operation of a dual-slope A/D converter?

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Question 6

What is the purpose of a sample-and-hold circuit?

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Question 7

The primary disadvantage of the flash A/D converter is the large number of comparators required.

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Question 8

Three characteristics of op amps make them almost ideal amplifiers: very high input impedance, very low impedance, and ________.

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Question 9

What is the linearity of a D/A converter?

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Question 10

What is the accuracy of a D/A converter?

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