All Questions
4
questions
1
vote
1
answer
323
views
Why does the 74LS32N behave like an AND gate?
First of all I am a beginner.
I am practicing with the 74LS32N (OR Gate) IC , I noticed that it behaves like an AND gate instead of an OR Gate.
Only when both the inputs are 1 , the output is 1 , (Led ...
0
votes
1
answer
187
views
74HC08N doesn't latch [closed]
I am using the 74HC08N chip. Why doesn't the first AND gate latch itself?
I have connected the output of the first AND gate to its own input.
I have used two resistors, the one on top is a pull-up and ...
9
votes
3
answers
7k
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Using HC/HCT, AHC/AHCT series logic
I am builing a circuit, and i need to connect a few different IC's (obiosly). My circuit is based on 5V TTL logic and i found a part that is made only in AHC/AHCT variant.
So let's take it from the ...
0
votes
1
answer
610
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1 TTL IC -> inverter + 2-input NAND + 3-input NAND
I came across this question in my homework:
Implement the following gates using only one TTL IC: one inverter, one 2-input NAND and one 3-input NAND.
The type of IC they're talking about has 14 pins,...