** Basic Logic Gates,Datasheets and Tutorials

1-NOT Gate (or Inverter or Complement Function)

Symbol:

Truth Table:

A	output
0	1
1	0

-------------------------------------------

2-AND Gate:

Symbol:

Truth Table:

A B	output
0 0	0
0 1	0
1 0	0
1 1	1

-----------------------------------------

3- OR GATE:

Symbol:

Truth Table:

A B	output
0 0	0
0 1	1
1 0	1
1 1	1

---------------------------------------

4- NAND GATE (NOT AND):

Symbol:

Truth Table:

A B	output
0 0	1
0 1	1
1 0	1
1 1	0

-----------------------------
5-NOR GATE (NOT OR):
Symbol:


Truth Table:

A B	output
0 0	1
0 1	0
1 0	0
1 1	0

-----------------------------
6-XOR GATE (Exclusive OR) (Comparison (Difference) Gate):
Symbol:

Truth Table:

A B	output
0 0	0
0 1	1
1 0	1
1 1	0

----------------------------
7-XNOR GATE: (Exclusive NOR) (Equality Gate)
Symbol:

Truth Table:

A B	output
0 0	1
0 1	0
1 0	0
1 1	1

----------------------------

Basic Gates Tutorials:

BASIC GATES (.PDF FILE FORMAT)

-----------------------------

Data Sheets of BASIC Logic Gates :

1-AND GATE (74hc08)
2-OR GATE (74hc32)

3-NOT GATE (74hc04)
4-NAND GATE (74hc00)
5-NOR GATE (74hc02)
6-XOR GATE (74hc86)

7-XNOR GATE (74hc810)

----------------------------

Data Sheets of Encoders:

1- 10-to-4 Encoder (CD74HC147E)

2- BCD-to-7 Segment (SN74LS47N)

Seven Segment LED Display Terminals: