General Description
The PAN3401 is a CMOS process optical mouse sensor single chip with PS/2 interface that serves as a nonmechanical motion estimation engine for implementing a computer mouse.

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