HT82M398A Datasheet, PDF (1/8 Pages) Holtek Semiconductor Inc – WIN2000 3D PS/2 Mouse Controller

HT82M398A
WIN2000 3D PS/2 Mouse Controller
Features
· Compatible with Microsoft Windows 2000
and 5-button Wheel Mouse
· Compatible with Microsoft Intelli 3D PS/2
and IBM PS/2 mouse
· Supports rolling buttons in PS/2 mouse
mode
· X/Y axis photo input with built-in Holtek¢s
special dynamic photo-input resistor
General Description
The HT82M398A is a Plug and Play WIN2000
and 5-button 3D PS/2 mouse controller. It is
also compatible with Microsoft Intelli 3D PS/2
Pin Assignment
Z1 1
Z2 2
VDD 3
B5 4
VSS 5
O SCI 6
C LK 7
D ATA 8
16 Y 2
15 Y 1
14 X 2
13 X 1
12 B 4
11 LB
10 R 0
9 RB
H T82M 398A
1 6 D IP
· Supports three buttons and three axes
(X, Y, Z) inputs
· Z axis can support two kinds of scroller in-
put (optomechanical and mechanical)
· 2MHz RC oscillator for system frequency
with external pull-high resistor
· 16-pin DIP package
and IBM PS/2 mouse. The Z axis can support
two kinds of scroller input, namely; mechanical
and optomechanical.
1
February 22, 2000