- Computer Science Engineering (CSE)
- Digital Electronics and Logic Design
- When is a level-shifter circuit needed i...

Q. |
## When is a level-shifter circuit needed in interfacing logic? |

A. | a level shifter is always needed. |

B. | a level shifter is never needed. |

C. | when the supply voltages are the same |

D. | when the supply voltages are different |

Answer» D. when the supply voltages are different |

View all MCQs in:
Digital Electronics and Logic Design

- The problem of interfacing IC logic families that have different supply voltages (VCC's) can be solved by using a:
- Why is a pull-up resistor needed when connecting TTL logic to CMOS logic?
- A universal logic gate is one, which can be used to generate any logic function. Which of the following is a universal logic gate?
- Positive logic in a logic circuit is one in which
- The word "interfacing" as applied to digital electronics usually means:
- The output of a logic gate is 1 when all its inputs are at logic 0. the gate is either
- In a positive logic system, logic state 1 corresponds to
- The logic 0 level of a CMOS logic device is approximately
- Among the logic families, Slowest logic family is
- The logic 0 level of a CMOS logic device is approximately

Login to Continue

It will take less than 2 minutes

Report MCQ