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Electronic Devices - Linear-Digital ICs

Exercise : Linear-Digital ICs - Filling the Blanks
1.
In astable operation of the 555 timer, the external capacitor, C, is charged through external resistor(s) ________ and is discharged through resistor(s) ________.

RA, RA
RB, RA
RA and RB, RB
RB, RA and RB
Answer: Option
Explanation:
No answer description is available. Let's discuss.
2.
The frequency of the 566 VCO is set by ________.
an external resistor
an external capacitor
both an external resistor and an external capacitor
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
3.
In astable operation of the 555 timer, the lower and upper peaks of the charging/discharging external capacitor are ________ to ________.
–VCC, VCC
–0.5 VCC, 0.5 VCC
1/3 VCC, 1/2 VCC
1/3 VCC, 2/3 VCC
Answer: Option
Explanation:
No answer description is available. Let's discuss.
4.
The 311 voltage comparator can operate from ________.
dual power supplies of 15 V
a single +5 V supply
either a dual power supply of 15 V or a single +5 V supply
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
5.
In interfacing circuitry, a receiver provides ________ input impedance to minimize loading of the input signal.
high
medium
low
zero
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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