logo

CuriousTab

CuriousTab

Discussion


Home Digital Electronics Integrated-Circuit Logic Families Comments

  • Question
  • The ________ is defined as the maximum number of standard logic inputs that an output can drive reliably.


  • Options
  • A. fan-drive
  • B. fan-out
  • C. fan-in
  • D. open-collector

  • Correct Answer
  • fan-out 


  • Integrated-Circuit Logic Families problems


    Search Results


    • 1. When the outputs of several open-collector TTL gates are connected together, the gate outputs ________.

    • Options
    • A. usually burn out
    • B. produce more voltage
    • C. are ANDed together
    • D. produce more fan-out
    • Discuss
    • 2. The minimum input voltage recognized as HIGH by a TTL gate is ________.

    • Options
    • A. 2.0 V
    • B. 2.4 V
    • C. 0.8 V
    • D. 5.0 V
    • Discuss
    • 3. The power dissipation of a CMOS IC will ________.

    • Options
    • A. decrease with frequency
    • B. increase with gate size
    • C. decrease with gate size
    • D. increase with frequency
    • Discuss
    • 4. The HIGH logic level for a standard TTL output must be at least ________.

    • Options
    • A. 2.4 V
    • B. 2 V
    • C. 0.8 V
    • D. 5 V
    • Discuss
    • 5. The number of gates that can be connected to a single output without exceeding the current ratings of the gate is called ________.

    • Options
    • A. fan-out
    • B. propagation
    • C. dissipation
    • D. SSI
    • Discuss
    • 6. The propagation delay of standard TTL gates is approximately ________.

    • Options
    • A. 2 µs
    • B. 1 µs
    • C. 4 ns
    • D. 10 ns
    • Discuss
    • 7. The 74F-Fast TTL integrated-circuit fabrication technique uses reduced interdevice ________ to achieve reduced propagation delays.

    • Options
    • A. noise
    • B. resistance
    • C. capacitance
    • D. inductance
    • Discuss
    • 8. ________ TTL allows three possible output states.

    • Options
    • A. Triswitch
    • B. Triinput
    • C. Tristate
    • D. Trident
    • Discuss
    • 9. One advantage that MOSFET transistors have over bipolar transistors is ________.

    • Options
    • A. high input impedance
    • B. higher switching speed
    • C. low input impedance
    • D. reduced propagation delay
    • Discuss
    • 10. When the output of a standard TTL gate is HIGH, it can ________.

    • Options
    • A. sink 16 mA of current from the attached input gates
    • B. source 400 µA of current to no more than 10 attached gates
    • C. source 16 mA of current to no more than 10 attached gates
    • D. sink a maximum of 400 µA from no more than 10 load gates
    • Discuss


    Comments

    There are no comments.

Enter a new Comment