A2611 Features
`Crystal-less design with internal oscillator
`Controller provides clock to both controller and sensor to implement totally crystal-less system design
`SPI interface to control the sensor IC with minimal pin connection
`Microsoft 3D Intellimouse and IBM PS/2 mouse compatible
`Complete USB HID v1.1 compatibility
`Built-in 1.5k pull-up resistor for D-port
`PS/2 & USB Plug and Play functions
`Supports Windows 2000, XP, ME, 98, DOS
`USB-IF and WHQL certified
`Flexible design through strap pin
`Supports Z/2 and Z/4 on mechanical and opto-mechanical axis Z
`Variable resolution selection for multi-resolution sensor .
`Built-in de-bounce circuits
`Built-in power-on reset
`Suspension function and wake-up feature to reduce power consumption
`Iq less than 500uA for whole mouse system
`Minimal external components
`High ESD, up to ±8000V
`14-pin DIP green package
A2611 Typical Application
·Most economic and best performed USB or PS/2 mouse solution through patented technology
·3D optical mouse controller designed for USB and PS/2 applications.
·Crystal-less and ultra low cost BOM solution.
·Compatible with Microsoft 3D Intellimouse and IBM PS/2 mouse.
·Minimal external components to implement 3D USB plus PS/2 mouse.
·Pin-to-pin compatible with A2602/A2622/A2624/A2625
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