- Motor Controller IC
- RS-232_RS-422_RS-485 Driver
- Darlington Driver
- Interface IC
- Telecommunication Circuit
- Melody IC
- Alarm_Sound Generator IC
- Timer IC
- Remote Controller IC
- Christmas Lamp Controller
- Television Circuit
- Leakage Current Detector
- Automotive IC
- A-D or D-A Converter
- Miscellaneous
- Radio Cassette Recorder Circuit