Determine the logic gate having input 0 and output 1, Computer Engineering

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The output of a logic gate is 1 when all its inputs are at logic 0. The gate is either ?

Ans. When all inputs of logic gate at logic 0 and output is 0. The gate is either a NOR or an EX-NOR. The truth tables for both NOR and EX-NOR Gates are demonstrated in fig.(a) and (b).

Input

A     B

Output

Y

0      0

1

0      1

0

1      0

0

1      1

0

Fig.(a) Truth Table for NOR Gate

555_Determine the logic gate.png

  Fig.(b) Truth Table for EX-NOR Gate


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