HT82M25X Datasheet, PDF (1/13 Pages) Holtek Semiconductor Inc – 3/5-Key USB+PS/2 Optical Mouse Controller

HT82M25X
3/5-Key USB+PS/2 Optical Mouse Controller
Features
· Operating voltage: 4.4V~5.25V
· Compatible with Microsoft Windows 2000 and
5-button Wheel Mouse
· Microsoft 3D Intelli mouse and IBM PS/2 mouse
compatible
· Supports 3/5 buttons and Z-axis input
· Z-axis can support two kinds of scroller input
- optomechanical and mechanical
· 3 key or 5 key mode can be selected by package
· Complete Universal Serial Bus spec. V2.0
compatibility
· Serial Bus Interface Engine (SIE)
· USB transceiver
· Single chip solution especially for USB mouse
function
· Power down function and wake-up feature reduce
power consumption
· Plug and Play functions
· Minimal external components
· 6MHz crystal system clock oscillator
· Interface compliant with ADNS-5020
· Passed WHQL, USB-IF and EMC testing
· Range of packaging types
General Description
These devices are Plug and Play Windows 2000 and
5-button 3D USB+PS/2 Mouse controllers. Fully sup-
porting the USB standard request as well as HID Class
Request version 1.1, they are compatible with Microsoft
Intelli 3D or Windows 2000 5 key PS/2 mouse. The
Z-axis can support two kinds of scroller input, both
optomechanical and mechanical. The devices require a
minimum of external components to implement a 3D or
Windows 2000 5 key USB plus PS/2 mouse. All of the
device features in combination provide a versatile
Holtek MCU with fully integrated USB interface logic.
The USB is specified by the Universal Serial Bus Speci-
fication V2.0.
The USB vendor ID for the devices is defined as
04D9H, the USB product ID is different for different
packages.
Selection Table
Part No.
HT82M25A
HT82M25A-1
HT82M25B
HT82M25B-1
HT82M25C
HT82M25C-1
Interface
USB and PS/2
USB and PS/2
USB and PS/2
USB and PS/2
USB only
USB only
Mode
Windows 2000
Windows 2000
3D
3D
3D
3D
USB Product ID
1135H
1135H
1133H
1133H
1133H
1133H
Package
20DIP/SOP
20DIP/SOP
18DIP/SOP
18DIP/SOP
18DIP/SOP
18DIP/SOP
Rev. 1.00
1
May 14, 2007