EM84502 Datasheet Ps/2 Mouse Encoder

Manufacturer: ELAN Microelectronics Corp

Overview: PS/2 MOUSE CONTROLLER PS/2 MOUSE CONTROLLER EM84502 EM84502 GENERAL.

Datasheet Details

Part number	EM84502
Manufacturer	ELAN Microelectronics Corp
File Size	85.45 KB
Description	PS/2 MOUSE ENCODER
Datasheet	EM84502_ELANMicroelectronicsCorp.pdf

General Description

The EM84502 Mouse Controller is specially designed to control PS/2 mouse device.This single chip can interface three key-switches and four photo-couples direct to 8042.

EM84502 can receive command and echo status or data format which are compatible with IBM PS/2 mode mouse.

Key debouncing circuit is provided to prevent false entry and improve the accuracy.

Key Features

Being compatiable with PS/2 mouse mode. Built-in noise immunity circuit. Low power dissipation. RC oscillation. Three key-switches and four photo-couples inputs. Both key-press and key-release debounce interval 12 ms. Through three key-switches input, EM84502 can exert seven different output. The motion detector of the EM84502 could sense 8 m/sec maximun with 200 DPI wheels.

EM84502 Distributor & Price

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