Q. Which of the following statements is wrong ? (Solved)
1. propagation delay is the time required for a gate to change its state
2. noise immunity is the amount of noise which can be applied to the input of a gate without causing the gate to change state
3. fan-in of a gate is always equal to fan-out of the same gate
4. operating speed is the maximum frequency at which digital data can be applied to a gate
- c. fan-in of a gate is always equal to fan-out of the same gate