Holtek Semiconductor
3/5-Key 3D PS/2 Optical Mouse Controller
TY Semiconductor
HT8A977B works as encoder and HT8A978B works as decoder
Holtek Semiconductor
3/5-Key USB+PS/2 Optical Mouse Controller
Holtek Semiconductor
3D USB Mouse
Holtek Semiconductor
3/5-Key USB+PS/2 Optical Mouse Controller
Holtek Semiconductor
Multimedia Keyboard Encoder 8-Bit OTP MCU
Holtek Semiconductor
3/5-Key 3D PS/2 Optical Mouse Controller
Holtek Semiconductor
USB Multimedia Keyboard Encoder 8-Bit MCU
Holtek Semiconductor
3/5-Key 3D PS/2 Optical Mouse Controller
Holtek Semiconductor
1200mW Audio Power Amp with Shutdown
Holtek Semiconductor
3-Key 3D USB+PS/2 Optical Mouse Controller
Holtek Semiconductor
CCD CDS/PGA/10b-20M-ADC
TY Semiconductor
HT8A977B works as encoder and HT8A978B works as decoder
Holtek Semiconductor
Win98 Keyboard Encoder
Holtek Semiconductor
3/5-Key USB+PS/2 Optical Mouse Controller
Holtek Semiconductor
3/5-Key USB Vista Tilt Optical Mouse Controller
Holtek Semiconductor
3/5-Key 3D PS/2 Optical Mouse Controller