HT82M398 Holtek Semiconductor Inc, HT82M398 Datasheet - Page 2

• Manufacturer Part Number: HT82M398
• Description: WIN2000 3D PS/2 Mouse Controller
• Manufacturer: Holtek Semiconductor Inc

Pin Description
Absolute Maximum Ratings
Supply Voltage..............................-0.3V to 6.5V
Input Voltage .................V
Note: These are stress ratings only. Stresses exceeding the range specified under ²Absolute Maxi-
Pin No.
1, 2
3
4
5
6
7
8
9~11
12
13~16
mum Ratings² may cause substantial damage to the device. Functional operation of this device
at other conditions beyond those listed in the specification is not implied and prolonged expo-
sure to extreme conditions may affect device reliability.
Z1, Z2
VDD
B5
VSS
OSCI
CLK
DATA
RB, RO, LB
B4
X1, X2, Y1, Y2
Pin Name
SS
I/O
I/O
I/O
¾ Positive power supply
¾ Negative power supply
-0.3V to V
I
I
I
I
I
I
Z, axis input supports two kinds of scroller input, namely;
optomechanical and mechanical.
Button 5, normal pull-low (50kW), Press connect to high.
2MHz RC oscillator for system frequency with external pull-high
resistor and built-in Capacitor.
CLK I/O, PS/2 mouse CLK line. NMOS open drain output with 5kW
pull-high resistor.
DATA I/O, PS/2 mouse DATA line. NMOS open drain output with
5kW pull-high resistor.
Right Button: Normal pull-low (50kW),
Rolling Button: Normal pull-low (50kW),
Left Button: Normal pull-low (50kW),
Button 4, normal pull-low (50kW), Press connect to high.
X/Y axis photo input with built-in Holtek¢s special dynamic photo
input resistor
DD
+0.3V
Pressing the button connects to high.
Pressing the button connects to high.
Pressing the button connects to high.
2
Storage Temperature.................-50°C to 125°C
Operating Temperature ..............-25°C to 70°C
Description
HT82M398A
February 22, 2000