Electronic Devices and Circuit Theory-Linear-Digital ICs
Electronic Devices and Circuit Theory-Linear-Digital ICs
21. The 555 timer IC is made up of a combination of linear comparators and digital flip-flops.
- TRUE
- FALSE
22. Which of the following devices is (are) a component of a digital-to-analog converter (DAC)?
- Integrator
- Comparator
- Digital counter
- All of the above
23. Which of the following circuits is (are) linear/digital ICs?
- Comparators
- Timers
- Voltage-controlled oscillators
- All of the above
24. Which of the following best describes the output of a 566 voltage-controlled oscillator?
- Square-wave
- Triangular-wave
- Both square- and triangular-wave
- None of the above
25. Which of the following frequencies is associated with the 565 frequency-shift keyed decoder?
- 1070 Hz
- 1270 Hz
- Both 1070 Hz and 1270 Hz
- None of the above