Electronic Devices and Circuit Theory-Linear-Digital ICs Questions and Answers
Digital ICs questions with answers under Electronic Devices and Circuit Theory are vital for electronics students preparing for GATE, ECE, and PSU exams. Understanding linear and digital integrated circuits helps in analyzing logic circuits, amplifiers, and microprocessors. Practicing programming questions and answers on this topic sharpens problem-solving abilities and technical understanding. This collection provides in-depth circuit theory questions with detailed explanations to enhance your preparation for technical interviews and competitive exams.
Electronic Devices and Circuit Theory-Linear-Digital ICs
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25 questions
1. What is the level of the output voltage of a ladder-network conversion?
- The analog output voltage proportional to the digital input voltage
- The digital output voltage proportional to the linear input voltage
- A fixed digital value Vref
- A fixed analog value Vref
2. Which of the following is not a linear/digital IC?
- Phase-locked loop
- Voltage-controlled oscillator
- Passive filter
- Comparator
3. Which of the following is not a linear/digital IC?
- Phase-locked loop
- Voltage-controlled oscillator
- Passive filter
- Comparator
4. Which of the following is not a linear/digital IC?
- Phase-locked loop
- Voltage-controlled oscillator
- Passive filter
- Comparator
5. A 339 IC is an example of a fourteen-pin DIP that can be made to function as a ________.
- comparator
- 555 timer
- D to A converter
- ladder network
6. What is the minimum number of conversions per second of a clock rate of 1 MHz operating a 10-stage counter in an ADC?
- 1000
- 976
- 769
- 697
7. Which of the following is (are) the results of improvements built into a comparator IC?
- Faster switching between the two output levels
- Noise immunity
- Outputs capable of directly driving a variety of loads
- All of the above
8. What is the first phase of the dual-slope method of conversion?
- Connecting the analog voltage to the integrator for a fixed time
- Setting the counter to zero
- Connecting the integrator to a reference voltage
- All of the above
9. What is the maximum conversion time of a clock rate of 1 MHz operating a 10-stage counter in an ADC?
- 1.024 s
- 102.3 ms
- 10.24 ms
- 1.024 ms
10. On which of the following does the conversion depend in ladder-network conversion?
- Comparator
- Control logic
- Digital counter
- Clock