Electronic Devices and Circuit Theory-Linear-Digital ICs
Electronic Devices and Circuit Theory-Linear-Digital ICs
11. The voltage-controlled oscillator is a subset of the "test bench" function generator.
- True
- False
12. Which of the following applications include a phase-locked loop (PLL) circuit?
- Modems
- Am decoders
- Tracking filters
- All of the above
13. What is the function of a ladder network?
- Changing an analog signal to a digital signal
- Changing a linear signal to a digital signal
- Changing a digital signal to an analog signal
- None of the above
14. Which of the slope intervals of the integrator does the counter in the analog-to-digital converter (ADC) operate?
- Positive
- Negative
- Both positive and negative
- Neither positive nor negative
15. A 311 IC is an example of an eight-pin DIP that can be made to function as a ________.
- comparator
- 555 timer
- D to A converter
- ladder network
16. What is (are) the level(s) of the input voltage to a ladder-network conversion?
- 0
- Vref
- 0 V or Vref
- None of the above
17. At which of the following period(s) is the counter advanced (incremented) in dual-slope conversion?
- During the charging of the capacitor of the integrator
- During the discharging of the capacitor of the integrator
- During both the charging and discharging of the capacitor of the integrator
- None of the above
20. When is the counter set to zero in the dual-slope method of conversion?
- Prior to the charging of the capacitor of the integrator
- While the capacitor is being charged
- At the end of the charging of the capacitor
- During the discharging of the capacitor