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Home Digital Electronics Interfacing to the Analog World See What Others Are Saying!
  • Question
  • If the same analog signal is to be converted to an 8-bit resolution using a counter-ramp ADC, how many comparator circuits would be used?


  • Options
  • A. 1
  • B. 8
  • C. 127
  • D. 255

  • Correct Answer



  • More questions

    • 1. How many 2K × 8 ROM chips would be required to build a 16K × 8 memory system?

    • Options
    • A. 2
    • B. 4
    • C. 8
    • D. 16
    • Discuss
    • 2. Which of the following memories uses a MOS capacitor as its memory cell?

    • Options
    • A. SRAM
    • B. DRAM
    • C. ROM
    • D. FIFO
    • Discuss
    • 3. The checksum method is used to test ________.

    • Options
    • A. ROM
    • B. EEPROM
    • C. FPLA
    • D. RAM
    • Discuss
    • 4. In a register stack, data moves up but not down.

    • Options
    • A. True
    • B. False
    • Discuss
    • 5. The decimal number for octal 748 is ________.

    • Options
    • A. 74
    • B. 60
    • C. 22
    • D. 62
    • Discuss
    • 6. What is the resultant binary of the decimal problem 49 + 01 =?

    • Options
    • A. 01010101
    • B. 00110101
    • C. 00110010
    • D. 00110001
    • Discuss
    • 7. Data transfer from I/O to external data memory can only be done with the MOVX command.

    • Options
    • A. True
    • B. False
    • Discuss
    • 8. What is the decimal value of 23 ?

    • Options
    • A. 2
    • B. 4
    • C. 6
    • D. 8
    • Discuss
    • 9. Which type of ROM can be erased by UV light?

    • Options
    • A. ROM
    • B. mask ROM
    • C. EPROM
    • D. EEPROM
    • Discuss
    • 10. How many bits are in an ASCII character?

    • Options
    • A. 16
    • B. 8
    • C. 7
    • D. 4
    • Discuss


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