Crossword

1. A circuit that compares two voltages and outputs a digital signal
3. Configurable digital input/output pins
4. Is also called as wireless fidelity
8. A digital cellular communication standard established in the 2G era
11. A register that points to the top of the stack memory is called as a _______ pointer
13. A semiconductor doped with impurities
15. An op-amp circuit that performs mathematical integration
16. SI unit of temperature
17. A passive component that limits current flow
19. Technique of combining multiple signals for transmission over one channel

2. A commonly used N type doping material with the atomic number 15
5. A signal that temporarily halts normal execution to service an event
6. A circuit that converts DC to AC
7. A circuit that converts AC to pulsating DC
9. A voltage-controlled device widely used in power switching at low voltage levels
10. A peripheral used for measuring time intervals
12. A diode designed to operate in reverse breakdown for voltage regulation is a _____ diode
14. A table showing all possible input combinations and outputs is called as a _____ Table
15. Property of a coil that opposes change in current
18. A circuit that adds two binary digits without the carry is called as a ____ adder