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Write Short notes on 2 input TTL NAND gate
written 9.5 years ago by gravatar for teamques10 teamques10 ★ 70k •   modified 3.9 years ago
digital circuits and design
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written 9.5 years ago by gravatar for teamques10 teamques10 ★ 70k

The circuit diagram of a 2 input TTL NAND gate is as follows:

enter image description here

  • A two input TTL NAND is shown above. A and B are two inputs while Y is the output.

  • Operation of the gate:

    a) A and B both low: both B-E junctions of Q1 are forward biased. …

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