HT82M980A_05 HOLTEK [Holtek Semiconductor Inc], HT82M980A_05 Datasheet

HT82M980A_05

Manufacturer Part Number

HT82M980A_05

Description

5-Key 3D WIN2000 USB+PS/2 Mouse Controller

Manufacturer

HOLTEK [Holtek Semiconductor Inc]

Datasheet

1.HT82M980A_05.pdf (6 pages)

Current page: 1 of 6
Download datasheet (111Kb)

Features

General Description

HT82M980A is a Plug and Play Windows 2000 and

5-button 3D USB+PS/2 Mouse controller. The

HT82M980A 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. The X/Y axis photo

input with built-in Holtek s special dynamic photo-input

resistor and Z axis can support two kinds of scroller in-

Block Diagram

Rev. 1.50

Operating voltage: 4.4V~5.25V

Compatible with Microsoft Windows 2000 and

5-button Wheel Mouse

Complete Universal Serial Bus specs V1.1

compatibility

Serial Bus Interface Engine (SIE)

USB transceiver

Microsoft 3D Intelli mouse and IBM PS/2 mouse

compatible

Supports five buttons and three axes input

5-Key 3D WIN2000 USB+PS/2 Mouse Controller

put, namely; mechanical and optomechanical. It re-

quires minimal external components to implement 3D

USB plus PS/2 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 Univer-

sal Serial Bus Specification V1.1.

Z axis can support two kinds of scroller input

(optomechanical and mechanical)

Single chip solution especially for USB mouse

function

HALT function and wake-up feature reduce power

consumption

Plug and Play functions

Minimal external components

6MHz crystal oscillator for system clock

20-pin DIP package

HT82M980A

June 9, 2005

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HT82M980A_05 Summary of contents

Page 1

WIN2000 USB+PS/2 Mouse Controller Features Operating voltage: 4.4V~5.25V Compatible with Microsoft Windows 2000 and 5-button Wheel Mouse Complete Universal Serial Bus specs V1.1 compatibility Serial Bus Interface Engine (SIE) USB transceiver Microsoft 3D Intelli mouse and IBM PS/2 ...

Page 2

Pin Assignment Pin Description Pin No. Pin Name I/O USB Interface (2 pins) 3 USBD+/CLK I/O USB data plus or PS2 Clock, F/W auto-detect USBD+ for USB, CLK for PS2 4 USBD DATA I/O USB data minus or PS2 Data, ...

Page 3

D.C. Characteristics Symbol Parameter V Operating Voltage DD Operating Current I DD (Crystal OSC) I USB Suspend Mode SUS Input Low Voltage V (X1, X2, Y1, Y2, Z1, Z2 IL1 R, B4, B5) Input High Voltage V (X1, ...

Page 4

Application Circuits This Application Circuit is for Reference Only Note: Layout 0.1 F capacitor, 22 resistor and 0.01 F capacitor as close to VDD pin as possible. Layout power plane and ground plane as large as possible. Place 0.1 F ...

Page 5

Package Information 20-pin DIP (300mil) Outline Dimensions Symbol Min. A 1020 B 240 C 125 D 125 295 I 335 0 Rev. 1.50 HT82M980A Dimensions in mil Nom. Max. 1045 260 135 145 20 ...

Page 6

Holtek Semiconductor Inc. (Headquarters) No.3, Creation Rd. II, Science Park, Hsinchu, Taiwan Tel: 886-3-563-1999 Fax: 886-3-563-1189 http://www.holtek.com.tw Holtek Semiconductor Inc. (Taipei Sales Office) 4F-2, No. 3-2, YuanQu St., Nankang Software Park, Taipei 115, Taiwan Tel: 886-2-2655-7070 Fax: 886-2-2655-7373 Fax: 886-2-2655-7383 ...

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