Integrated-Circuit Logic Families Questions and Answers

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Showing 10 of 49 questions
Q31
The maximum output voltage recognized as a LOW by a TTL gate is 2.0 V.
  • A TRUE
  • B FALSE
Answer: Option B
Q32
An unused input of a NAND gate can be left unconnected, pulled high by a pull-up resistor and tied together with another input and not change the logic output.
  • A TRUE
  • B FALSE
Answer: Option A
Q33
ECL gates are noted for their high frequency capability and small output voltage swing.
  • A TRUE
  • B FALSE
Answer: Option A
Q34
The logic family with the highest maximum clock frequency is HS-TTL.
  • A TRUE
  • B FALSE
Answer: Option B
Q35
The output current capability for a HIGH output condition is called a source current.
  • A TRUE
  • B FALSE
Answer: Option A
Q36
The 74XX series TTL operates using saturated switching in which many of the transistors, when conducting, will be in the saturated condition.
  • A TRUE
  • B FALSE
Answer: Option A
Q37
The abbreviated designator for a HIGH input voltage is VIH.
  • A TRUE
  • B FALSE
Answer: Option A
Q38
A current-sourcing transistor may also be referred to as a pull-down transistor.
  • A TRUE
  • B FALSE
Answer: Option B
Q39
Most TTL gates use the totem-pole output arrangement.
  • A TRUE
  • B FALSE
Answer: Option A
Q40
The fan-out of CMOS gates is frequency dependent.
  • A TRUE
  • B FALSE
Answer: Option A

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