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Home ‣ Digital Electronics ‣ Interfacing to the Analog World Comments
  • Question

  • A light bulb and a switch are examples of an analog circuit.


  • Options
  • A. True
  • B. False

  • Correct Answer
  • False 

    • Interfacing to the Analog World problems

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    • 1. One way to determine the resolution of a DAC is to calculate the ratio of one step voltage to the maximum output voltage.

    • Options
    • A. True
    • B. False
      • Discuss
    • 2. A CD player probably uses a sigma/delta D/A converter.

    • Options
    • A. True
    • B. False
      • Discuss
    • 3. A simultaneous, multiple comparator, or flash converter uses parallel encoding.

    • Options
    • A. True
    • B. False
      • Discuss
    • 4. The primary disadvantage of the flash A/D converter is the large number of comparators required.

    • Options
    • A. True
    • B. False
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    • 5. The DAC0808 and the MC1408 are very popular and inexpensive 8-bit D/A converters.

    • Options
    • A. True
    • B. False
      • Discuss
    • 6. A summing op-amp can be used for DAC.

    • Options
    • A. True
    • B. False
      • Discuss
    • 7. Voltage-to-frequency ADC is more complicated than other ADCs.

    • Options
    • A. True
    • B. False
      • Discuss
    • 8. One form of a sigma/delta modulator circuit is designed to convert a continuous analog signal into a modulated bit stream (A/D).

    • Options
    • A. True
    • B. False
      • Discuss
    • 9. Flash A/D converters depend on an input clock pulse to perform each conversion.

    • Options
    • A. True
    • B. False
      • Discuss
    • 10. The time required to complete a conversion cycle is called conversion time.

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    • A. True
    • B. False
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