GATES

PRIMARY LOGIC GATES:

It is the basic building block of entire digital electronic.
It perform Boolean algebra.

Boolean algebra:

It is a two state algebra where the two states are mutually exclusive to each other.

True - False
High - Low
1 - 0

TRUTH TABLE:

The Table which shows the output for all the possible column input.

Primary Gates :

AND GATE (IC – 7408)

Y = A * B

OR GATE (IC – 7432)

Y = A+ B

NOT GATE (IC – 7404)