HT82K629A -- Windows 2000 USB+PS/2 Keyboard Encoder

General Description

The HT82K629A can function both in USB and PS2 interface environment. For PS2 interface, it supports IBM PC/AT, IBM PS/2 and all compatible machines and provides a 16-character first-in-first-out buffer in which data is stored. For USB interface, it can support the USB standard request as well as HID class request version 1.1.

Features

  • Operating voltage: 4.4V~5.5V
  • Operating frequency: fSYS=6M
  • Design for Windows 95/98/NT/2000/XP
  • Phantom key detection
  • Low voltage reset function
  • USB and PS2 modes supported
  • Auto detect USB or PS2 interface
  • USB 1.1 low speed function
  • Supports PS2 code set 1 and code set 2
  • Supports multimedia key
  • Supports ACPI key
  • Supports mini-keyboard with Fn key
  • Built-in Watchdog Timer
  • HALT function and wake-up feature for USB mode to reduce power consumption
  • 40-pin DIP, 48-pin SSOP packages

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