| Part No | Manufacturer | Application |
|---|
| HT600 | Holtek | 3 in 18 encoder. 9-addresses 5-addresses/data |
| HT1647 | Holtek | 4-level gray scale 64x16 LCD controller for I/O uC |
| HT615 | Holtek | Decoders for burglar alarm system, car door controllers and etc. |
| HT7150A | Holtek | 5.0V high voltage regulator |
| HT7450 | Holtek | -5.0V negative voltage regulator |
| HT9274 | Holtek | Quad micropower operational amplifier |
| HT1134A | Holtek | Pin Ball LCD game |
| HT-2050 | Holtek | Five lamp/led flash driver |
| HT6032 | Holtek | 3 in 12 decoder. 10-addresses, 2-data |
| HT7130-1 | Holtek | 30mA voltage regulator 3.0V, tolerance 3% |
| HT6010 | Holtek | 3 in 12 encoder. 8-addresses, 4-addresses/data |
| HT7611A | Holtek | General purpose PIR controller |
| HT12E | Holtek | 2 in power 12 encoder. 8-address, 4-address/data |
| HT7610A | Holtek | General purpose PIR controller |
| HT1621D | Holtek | RAM mapping 32x4 LCD controller for I/O uC |
| HT82M33A | Holtek | 3D mouse controller |
| HT7150-1 | Holtek | 30mA voltage regulator 5.0V, tolerance 3% |
| HT84072 | Holtek | 72 sec Magic Voice (programmable speech synthesizer and tone generator) |
| HTG2150 | Holtek | 8-bit 320 pixel LCD microcontroller |
| HT818D0 | Holtek | 22.4 second LOG-PCM speech |
| HT27C020 | Holtek | OTP CMOS 256Kx8-bit EPROM |
| HT82P604B | Holtek | DC-DC converter |
| HT23C010 | Holtek | CMOS 128Kx8-bit mask ROM |
| HT7044A | Holtek | 4.4V voltage detector |
| HT82K68A | Holtek | Multimedia keyboard encoder body |
| HT818D0 | Holtek | 22.4 second LOG-PCM speech |
| HT7144-1 | Holtek | 30mA voltage regulator 4.4V, tolerance 3% |
| HT1034 | Holtek | Voltage regulator, output 3.3V |
| HT9202A | Holtek | 2-memory tone/pulse dialer |
| HT8970 | Holtek | Voice echo |
