This part is a kind of semiconductor called ALC5616.
Function of this product has Ultra-Low Power Audio CODEC.
Manufacturers : Realtek Microelectronics
Image and pinout :

Some of the text within the PDF file :
ALC5616 Ultra-Low Power Audio CODEC for Mobile Devices Datasheet Rev. 0.1 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 ALC5616 Datasheet COPYRIGHT © 2012 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. 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 inaccuracies [ ... ]
ALC5616 PDF Datasheet Download
