This part is a kind of semiconductor called ATJ2009.

Function of this product has User Manual.

Manufacturers : ETC

Image and pinout :

Some of the text within the PDF file :

www.DataSheet4U.net ATJ2009 用户手册 最新版本: 1.0 2010-10-21 www.DataSheet4U.net ATJ2009 用户手册 目录 目录 ............................................................................................................................ 1 更新历史 .................................................................................................................... 3 声明 ............................................................................................................................ 4 注意事项 .................................................................................................................... 5 基本功能 .................................................................................................................... 6 使用前准�� [ ... ]

ATJ2009 PDF Datasheet Download