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3
questions
5
votes
2
answers
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TTL NAND gate analysis
I was looking into Millman's Microelectronics book, 2nd edition, pp. 245 - TTL NAND Gate.
I am a beginner in electronics and was looking into this book just because of an assignment problem about a ...
- 153
1
vote
1
answer
2k
views
Input and Output Impedance of a TTL NAND Gate
Basically I wanna know how to calculate the input and output impedance of this basic TTL NAND gate I have looked at several books and websites but found nothing useful , can anyone help me please.
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0
votes
1
answer
479
views
TTL gate function
Can you explain the logic function of this TTL gate? I think it is
$$
Y = \overline{AB+CD} \
$$
but I am not sure.
If
$$
V_1=5V \\
V_2=0V
$$
does the transistor Q1 work in reverse-active mode?
