PAW3401

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PixArt Imaging Inc.

PAW3401 PS/2 OPTICAL MOUSE SENSOR

General Description

The PAW3401 is a CMOS process optical mouse sensor single chip with PS/2 interface that serves as a non-

mechanical motion estimation engine for implementing a computer mouse.

Key Specification

Power Supply

Wide operating supply range

4.5V ~ 5.5V

Interface

PS/2

Optical Lens

1:1

System Clock

24 MHz

Speed

28 inches/sec

Acceleration

20g

Resolution

400/800/1000 CPI

Frame Rate

3000 frames/sec

Operating

Current

12 mA @Mouse moving (Normal)

5 mA @Mouse not moving (Sleep)

Package

Shrunk DIP12

Features

Single 5.0 volt power supply

Compatible with Microsoft Intelli 3D PS/2

and IBM PS/2 mouse

Precise optical motion estimation technology

Complete 2-D motion sensor

No mechanical parts

Accurate motion estimation over a wide

range of surfaces

High speed motion detection up to 28

inches/sec

High resolution up to 1000 CPI

Power saving mode during times of no

movement

Support three buttons (R, M, L) and three

axes (X, Y, Z)

Z axis support mechanical input

Internal ± 10% accurate oscillator, external

crystal-less

Ordering Information

Part Number

CPI

PAW3401DK

800

PAW3401DK-TD

400

PAW3401DK-TJ

1000

V1.1, Dec. 2006