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Home ‣ Digital Electronics ‣ Logic Families and Their Characteristics See What Others Are Saying!
  • Question

  • Which of the following summarizes the important features of emitter-coupled logic (ECL)?


  • Options
  • A. low noise margin, low output voltage swing, negative voltage operation, fast, and high power consumption
  • B. good noise immunity, negative logic, high-frequency capability, low power dissipation, and short propagation time
  • C. low propagation time, high-frequency response, low power consumption, and high output voltage swings
  • D. poor noise immunity, positive supply voltage operation, good low-frequency operation, and low power

  • Correct Answer
  • low noise margin, low output voltage swing, negative voltage operation, fast, and high power consumption 

    • More questions

    • 1. What is the resultant binary of the decimal problem 49 + 01 =?

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

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

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

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

    • Options
    • A. 16
    • B. 8
    • C. 7
    • D. 4
      • Discuss
    • 6. A pulse has a period of 15 ms. Its frequency is ________.

    • Options
    • A. 6.66 Hz
    • B. 66.66 Hz
    • C. 666.66 Hz
    • D. 15 Hz
      • Discuss
    • 7. The Power PC can effectively execute up to ten instructions per clock cycle.

    • Options
    • A. True
    • B. False
      • Discuss
    • 8. A byte has 8 bits.

    • Options
    • A. True
    • B. False
      • Discuss
    • 9. A popular waveform generator is the Johnson shift counter.

    • Options
    • A. True
    • B. False
      • Discuss
    • 10. An ADC is an analog-to-digital converter.

    • Options
    • A. True
    • B. False
      • Discuss

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