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EM83812

ELAN Microelectronics Corp
Part Number EM83812
Manufacturer ELAN Microelectronics Corp
Description ALL-INONE PLUG & PLAY SCRLLING SERIAL MOUSE CONTROLLER
Published Apr 2, 2005
Detailed Description EM83812 ALL-INONE PLUG & PLAY SCRLLING SERIAL MOUSE CONTROLLER ary n i m i l e Pr GENERAL DESCRIPTION The EM83812 PnP S...
Datasheet PDF File EM83812 PDF File

EM83812
EM83812

Overview
EM83812 ALL-INONE PLUG & PLAY SCRLLING SERIAL MOUSE CONTROLLER ary n i m i l e Pr GENERAL DESCRIPTION The EM83812 PnP Scrolling Mouse Controller is specially designed to control serial mouse device.
This single chip can interface three key-switches and 4 X-Y photo-couples plus Z-axis directly to RS-232C.
There are four types Z-axis inputs used to implement scrolling mouse functionality.
FEATURES Using 50kΩ ±1% resistor for RC oscillation.
Compatible with Microsoft serial scrolling mouse.
100 bytes PnP ID code could be filled by code layer.
Built-in noise immunity circuit.
The sampiling rate of motion detector is up to 65KHz.
Built-in three zener diodes : one in VDD to VSS, two in RTS to VD...


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