This part is a kind of semiconductor called RTL8188CUS-GR.

Function of this product has Single Chip IEEE 802.11b/g/n 1T1R WLAN Controller.

Manufacturers : Realtek

Image and pinout :

Some of the text within the PDF file :

RTL8188CUS-GR h f t SINGLE-CHIP IEEE 802.11b/g/n 1T1R WLAN n u o CONTROLLER WITHa USB2.0 INTERFACE 54 c : (QFN-46) t 5 k L n 0 e L e : t U m 1 l N u 1 DATASHEET a c e o 6 R d 0 e 9 h 0 T 0 1 0 2 (CONFIDENTIAL: Development Partners Only) Rev. 1.0 28 May 2010 Track ID: JATR-2265-11 Realtek Semiconductor Corp. No. 2, Innovation Road II, Hsinchu Science Park, Hsinchu 300, Taiwan Tel.: +886-3-578-0211. Fax: +886-3-577-6047 www.realtek.com d i n e i t l a f l i s e d e o t r o z i RTL8188CUS Datasheet COPYRIGHT ©2010 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 writte [ ... ]

RTL8188CUS-GR PDF Datasheet Download