Author: M Abo Bakar Aslam

NOT Gate

The NOT gate, also called an inverter, outputs the opposite logic level of its input. It converts HIGH to LOW and LOW to HIGH.

1. Symbol

NOT Gate
Figure 1: NOT Gate

2. Boolean Expression

Y = A'

3. Truth Table

Total Number of Rows = 2^(number of inputs) = 2^1 = 2
Total Numbers: 0, 1
AY
01
10