1. Computer Science Engineering (CSE)
  2. Digital Electronics and Logic Design
  3. Why is a pull-up resistor needed when co...
Q.

Why is a pull-up resistor needed when connecting TTL logic to CMOS logic?

A. to increase the output low voltage
B. to decrease the output low voltage
C. to increase the output high voltage
D. to decrease the output high voltage
Answer» C. to increase the output high voltage

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