Digital Electronics/Logic Gates/Combinational Gates
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Combination gates[edit | edit source]
More than one logic gates can be connected to produce new logic gates
Buffer[edit | edit source]
Basic Logic Gates Combinational Gates Symbol Mathmatical Formula Truth Table Buffer Y = is NOT NOT A
Y = AA Q
0 0
1 1
NOT Gate[edit | edit source]
Digital Gate Combinational Gates Symbol Mathematical Expression Truth Table NOT Gate Y = is NOT A A Y
0 1
1 0
NAND Gate[edit | edit source]
Digital Gate Combinational Gate Symbol Mathematical Expression Truth Table Buffer Y = is NOT A.B A B Y
0 0 1
0 1 1
1 0 1
1 1 0
NOR Gate[edit | edit source]
Digital Gate Combinational Gate Symbol Mathematical Expression Truth Table NOT Y = is NOT A+B A B Y
0 0 1
0 1 0
1 0 0
1 1 0