Datasheet Details
| Part number | HT82M21A |
|---|---|
| Manufacturer | Holtek Semiconductor |
| File Size | 122.07 KB |
| Description | 3-Key 3D USB+PS/2 Optical Mouse Controller |
| Datasheet |
 HT82M21A Datasheet
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General Description
HT82M21A is a 3D mouse controller especially designed for USB and PS/2 applications.
The HT82M21A can support the USB Standard Request as well as HID Class Request version 1.1.
It is compatible with Microsoft Intelli 3D PS/2 mouse.
Key Features
- Operating voltage: 4.4V~5.25V.
- Complete Universal Serial Bus specs V1.1.
- Serial Bus Interface Engine (SIE).
- USB transceiver.
- Microsoft 3D Intelli mouse and IBM PS/2 mouse w w a D . w S a t compatibility e e h U 4 t . c om HT82M21A 3-Key 3D USB+PS/2 Optical Mouse Controller.
- HALT function and wake-up feature reduce power consumption.
- Plug and Play functions.
- Minimal external components.
- 6MHz crystal oscillator for system clock.
- Interf.