This part is a kind of semiconductor called RTL8186.

Function of this product has Wireless LAN Access Point/Gateway Controller.

Manufacturers : Realtek

Image and pinout :

Some of the text within the PDF file :

RTL8186/RTL8186P WIRELESS LAN ACCESS POINT/ GATEWAY CONTROLLER Preliminary DATASHEET Rev. 0.9 4 Aug 2004 Track ID: XXXXXXXXX RTL8186 COPYRIGHT ©2003 Realtek Semiconductor Corp. All rights reserved. No part of this document may be reproduced, transmitted, transcribed, stored in a retrieval system, or translated into any language in any form or by any means without the written permission of Realtek Semiconductor Corp. DISCLAIMER Realtek provides this document “as is”, without warranty of any kind, neither expressed nor implied, including, but not limited to, the particular purpose. Realtek may make improvements and/or changes in this document or in the product described in this document at any time. This document could include technical inac [ ... ]

RTL8186 PDF Datasheet Download