ECL Basic Principle MCQs Quiz Online PDF Download

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MCQs on ECL Basic Principle Quiz PDF Download

MCQ: ECL uses an overdriven BJT differential amplifier with single-ended input to

  1. slow turn-off behavior
  2. slow turn-on behavior
  3. fast turn-off behavior
  4. fast turn-on behavior

A

MCQ: Differential nature of circuit makes ECL less susceptible to pick up

  1. current
  2. voltage
  3. input
  4. noise

D

MCQ: Current drawn from power supply during switching will

  1. increase
  2. decrease
  3. remain constant
  4. zero

C

MCQ: In ECL, output impedance of circuit is always

  1. high
  2. low
  3. infinite
  4. zero

B

MCQ: In ECL, transistors are never in saturation, input/output voltages have a small swing approximately equals to

  1. 0 V
  2. 0.8 V
  3. 1.2 V
  4. 2 V

B