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Digital Electronics - Digital Design

Exercise : Digital Design - General Questions
6.
A 0.01-F capacitor is recommended by TTL manufacturers for ________ the power supply.
decoupling
filtering
rectifying
grounding
Answer: Option
Explanation:
No answer description is available. Let's discuss.
7.
Why does the data sheet for the 7476 only give a minimum value for the clock pulse width (both HIGH and LOW)?
nominal value
best-case condition
worst-case condition
Answer: Option
Explanation:
No answer description is available. Let's discuss.
8.
Why is the Schmitt trigger needed in the 60-Hz TTL-level clock pulse generator?
to provide a triangle wave
to provide a sine wave
to provide a rounded pulse waveform
to provide a sharp pulse waveform
Answer: Option
Explanation:
No answer description is available. Let's discuss.
9.
The main concern when using a pull-down resistor is:
the low power dissipation of the resistor
it will keep a floating terminal LOW
the high power dissipation of the resistor
it will cause false triggering
Answer: Option
Explanation:
No answer description is available. Let's discuss.
10.
Look up the propagation delay from the clock to the output for the 7476. Are the HIGH-to-LOW and LOW-to-HIGH propagation delays the same?
yes
no, tPLH = 25 ns, tPHL = 40 ns
no, tPLH = 40 ns, tPHL = 25 ns
no, tPHL = 25 ns, tPLH = 40 ns
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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