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 Q. 14.12     Write the truth table for a NAND gate connected as given in Fig. 14.37

                    

Hence identify the exact logic operation carried out by this circuit.

Answers (1)

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Here A is both input of the NAND gate and hence Output Y will be  

 Y = \overline {A*A}

 Y = \overline {A} + \overline A

 Y = \overline {A}

Hence circuit functions as a NOT gate.

The truth table  for the given figure:

Input Output
A Y
0 1
1 0

 

Posted by

Pankaj Sanodiya

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