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Question
Give circuit symbol, logical operation, truth table, and Boolean expression of NAND gate.
Chart
Solution
| Circuit symbol
|
Logical operation | Truth table | Boolean expression | ||
| A | B | Y | |||
|
NAND gate
|
Output is zero only when all inputs are high. | 0 | 0 | 1 | Y = `overline("A"."B")` |
| 0 | 1 | 1 | |||
| 1 | 0 | 1 | |||
| 1 | 1 | 0 | |||
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Chapter 10: Electronics and Communication - Evaluation [Page 248]
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