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SC84520 Datasheet Two In One Scrolling Mouse Controller

Manufacturer: Silan Microelectronics

Overview: Silan Semiconductors SC84520 TWO IN ONE SCROLLING MOUSE CONTROLLER.

Datasheet Details

Part number SC84520
Manufacturer Silan Microelectronics
File Size 151.74 KB
Description TWO IN ONE SCROLLING MOUSE CONTROLLER
Datasheet SC84520-SilanMicroelectronics.pdf

General Description

The SC84520 Scrolling Mouse Controller id specially designed to control serial mouse or PS/2 mouse device.

This single chip can interface three key-switched and 4 X-Y photo-couples plus Z-axis directly plus Z-axis directly to RS-232C or 8042 controller.

There are four types Z-axis inputs used to implement scrolling mouse functionality.

Key Features

  • Using 50kΩ ± 1% resistor for RC oscillation.
  • Compatible with legacy PS/2 mouse.
  • Compatible with Microsoft serial scrolling mouse.
  • Compatible with Microsoft PS/2 scrolling mouse.
  • Serial or PS/2 port auto-detect.
  • 100 bytes PnP ID code could be filled by code layer.
  • Built-in noise immunity circuit.
  • The sampling rate of motion detector is up to 65 kHz.
  • Built-in three zener diodes : one in VDD to VSS, two in RTS to VDD.
  • CMOS push-pull RXD output.
  • Built-in.

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SC84520 Distributor