This part is a kind of semiconductor called A20.

Function of this product has Processor.

Manufacturers : Allwinner Technology

Image and pinout :

Some of the text within the PDF file :

A20 Datasheet Revision 1.41 Dec 30, 2013 Copyright © 2013 Allwinner Technology Co., Ltd. All Rights Reserved. A20 Declaration THIS A20 DATASHEET IS THE ORIGINAL WORK AND COPYRIGHTED PROPERTY OF ALLWINNER TECHNOLOGY (“ALLWINNER”). REPRODUCTION IN WHOLE OR IN PART MUST OBTAIN THE WRITTEN APPROVAL OF ALLWINNER AND GIVE CLEAR ACKNOWLEDGEMENT TO THE COPYRIGHT OWNER. THE INFORMATION FURNISHED BY ALLWINNER IS BELIEVED TO BE ACCURATE AND RELIABLE. ALLWINNER RESERVES THE RIGHT TO MAKE CHANGES IN CIRCUIT DESIGN AND/OR SPECIFICATIONS AT ANY TIME WITHOUT NOTICE. ALLWINNER DOES NOT ASSUME ANY RESPONSIBILITY AND LIABILITY FOR ITS USE. NOR FOR ANY INFRINGEMENTS OF PATENTS OR OTHER RIGHTS OF THE THIRD PARTIES WHICH MAY RESULT FROM ITS USE. NO LICENSE IS GRANTED BY IMPLICATION OR OTHERWISE UNDER ANY [ ... ]

A20 PDF Datasheet Download