HT82M28A

HT82M28A 3/5-Key USB Vista Tilt Optical Mouse Controller Features · Operating voltage: 4.4V~5.25V · Compatible with Microsoft Windows 2000 and · USB transceiver · Single chip solution especially for USB mouse func- 5-button Wheel Mouse · Supports 5/7 buttons and Z-axis input · Z-axis can support only encoder Z/2 scroller input · Complete Universal Serial Bus specs V2.0 compati- tion · HALT function and wake-up feature reduce power consumption · Plug and Play functions · Minimal external components · 6MHz crystal oscillator for system clock · Interface compliant with A2610, A2620, A5020, and bility · Vista tilt mouse protocol supported · 3 key or 5 key mode can be selected by circuit · DPI can be selected high or low by circuit · Tilt or Non-tilt protocol can be selected by circuit · Serial Bus Interface Engine (SIE) www.DataSheet4U.com P3101 · Pass USB-IF and EMC testing · 20-pin DIP/SOP package General Description HT82M28A is a Plug and Play 3D USB Mouse controller. The HT82M28A can support the USB Standard Request as well as HID Class Request version 1.1. The Z-axis can support only Z/2 encoder scroller input. It requires minimal external components to implement 3D and Windows Vista 7 key USB mouse. All its features combined and make up this versatile Holtek 8-bit MCU with an on-chip USB interface logic. The USB is specified by the Universal Serial Bus Specification V2.0. The USB product ID of 5 key mode is 2083H, and the USB product ID of 3 key mode is 2082H. Block ...