HT82M980A_05 HOLTEK [Holtek Semiconductor Inc], HT82M980A_05 Datasheet - Page 2

• Manufacturer Part Number: HT82M980A_05
• Description: 5-Key 3D WIN2000 USB+PS/2 Mouse Controller
• Manufacturer: HOLTEK [Holtek Semiconductor Inc]

Pin Assignment
Pin Description
Absolute Maximum Ratings
Supply Voltage ............................................ 0.3V to 6V
MCU Input Voltage.....................V
USB Input Voltage ....................V
Note: These are stress ratings only. Stresses exceeding the range specified under Absolute Maximum Ratings may
Rev. 1.50
USB Interface (2 pins)
3
4
General purpose I/O (11 pins)
6, 7
8, 9
12, 13
10, 11, 14
15, 16
Miscellaneous (7 pins)
1
2
5
17
18
19
20
Pin No.
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 exposure to extreme conditions may affect device reliabil-
ity.
USBD+/CLK
USBD DATA
X1, X2
Y1, Y2
Z1, Z2
L, R, M, B4, B5
VSS
V33O
RESET
LED
VDD
OSC2
OSC1
Pin Name
SS
SS
I/O
I/O USB data plus or PS2 Clock, F/W auto-detect USBD+ for USB, CLK for PS2
I/O USB data minus or PS2 Data, F/W auto-detect USB for USB, DATA for PS2
I/O Drives LED output
O
O
I
I
I
I
I
I
0.3V to V
0.3V to V
X-axis photo input with built-in Holtek s special dynamic photo input resistor
Y-axis photo input with built-in Holtek s special dynamic photo input resistor
Z-axis input supports two kinds of scroller input; optomechanical and me-
chanical
Input ports with pull-high resistor. These pads can function as Left, Right, Mid-
dle, B4 and B5 button input lines.
Negative power supply, ground
3.3V voltage output
Chip reset input, low active
5V positive power supply
6MHz OSC output
6MHz OSC input
33O
DD
+0.3V
+0.3V
2
Storage Temperature ............................ 50 C to 125 C
Operating Temperature........................... 25 C to 70 C
Description
HT82M980A
June 9, 2005