ht82m22a Holtek Semiconductor Inc., ht82m22a Datasheet

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ht82m22a

Manufacturer Part Number
ht82m22a
Description
Ht82m22a -- 5-key 3d Usb+ps/2 Optical Mouse Controller
Manufacturer
Holtek Semiconductor Inc.
Datasheet

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HT82M22A
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Features
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General Description
HT82M22A is a Plug and Play Windows 2000 and
5-button 3D USB+PS/2 Mouse controller. The
HT82M22A 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 Z-axis can
support two kinds of scroller input, namely; mechanical
Block Diagram
Rev. 1.40
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 Z-axis input
Z-axis can support two kinds of scroller input
(optomechanical and mechanical)
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5-Key 3D USB+PS/2 Optical Mouse Controller
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and optomechanical. It requires minimal external com-
ponents 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 Universal Serial Bus Specifica-
tion V1.1.
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
Interface compliant with ADNS-2051, ADNS-2610
and ADNS-2620
Pass WHQL, USB-IF and EMC testing
20-pin DIP package
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HT82M22A
September 15, 2005

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ht82m22a Summary of contents

Page 1

... Z-axis can support two kinds of scroller input (optomechanical and mechanical) General Description HT82M22A is a Plug and Play Windows 2000 and 5-button 3D USB+PS/2 Mouse controller. The HT82M22A can support the USB Standard Request as well as HID Class Request version 1. compatible with Microsoft Intelli 3D PS/2 mouse. The Z-axis can support two kinds of scroller input, namely ...

Page 2

... Functional operation of this device at other conditions beyond those listed in the specification is not implied and prolonged exposure to extreme conditions may affect device reliabil- ity. Rev. 1.40 Description +6V Storage Temperature ............................ 125 C SS +0.3V Operating Temperature........................... +0.3V 33O 2 HT82M22A September 15, 2005 ...

Page 3

... USB mode No load =6MHz SYS PS/2 mode 5V No load, system HALT 3 3 =0.8V OL Test Conditions Min. V Conditions HT82M22A Ta=25 C Typ. Max. Unit 5. 250 Ta=25 C Typ. Max. Unit 6000 kHz September 15, 2005 ...

Page 4

... Application Circuits This Application Circuit is for Reference Only Note: Layout 0.1 F capacitor, 33 resistor and 0.01 F capacitor as close to VDD pin as possible. Rev. 1.40 HT82M22A 4 September 15, 2005 ...

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. 1.40 HT82M22A Dimensions in mil Nom. Max. 1045 260 135 145 20 70 100 315 375 15 5 September 15, 2005 ...

Page 6

... Holtek s products are not authorized for use as critical components in life support devices or systems. Holtek reserves the right to alter its products without prior notification. For the most up-to-date information, please visit our web site at http://www.holtek.com.tw. Rev. 1.40 HT82M22A 6 September 15, 2005 ...

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