XR808 Datasheet Single-Chip Wi-Fi MCU for Internet-of-Things Applications Revision 1.0 Oct. 20, 2019 Copyright 2019 Xradio Technology Co., Ltd. All Rights Reserved Declaration THIS DOCUMENTATION IS THE ORIGINAL WORK AND COPYRIGHTED PROPERTY OF XRADIO TECHNOLOGY (XRADIO). REPRODUCTION IN WHOLE OR IN PART MUST OBTAIN THE WRITTEN APPROVAL OF XRADIO AND GIVE CLEAR ACKNOWLEDGEMENT TO THE COPYRIGHT OWNER. THE PURCHASED PRODUCTS, SERVICES AND FEATURES ARE STIPULATED BY THE CONTRACT MADE BETWEEN XRADIO AND THE CUSTOMER. PLEASE READ THE TERMS AND CONDITIONS OF THE CONTRACT AND RELEVANT INSTRUCTIONS CAREFULLY BEFORE USING, AND FOLLOW THE INSTRUCTIONS IN THIS DOCUMENTATION STRICTLY. XRADIO ASSUMES NO RESPONSIBILITY FOR THE CONSEQUENCES OF IMPROPER USE (INCLUDING BUT NOT LIMITED TO OVERVOLTAGE, OVERCLOCK, OR EXCESSIVE TEMPERATURE). THE INFORMATION FURNISHED BY XRADIO IS PROVIDED JUST AS A REFERENCE OR TYPICAL APPLICATIONS, ALL STATEMENTS, INFORMATION, AND RECOMMENDATIONS IN THIS DOCUMENT DO NOT CONSTITUTE A WARRANTY OF ANY KIND, EXPRESS OR IMPLIED. XRADIO RESERVES THE RIGHT TO MAKE CHANGES IN CIRCUIT DESIGN AND/OR SPECIFICATIONS AT ANY TIME WITHOUT NOTICE. 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 PATENT OR PATENT RIGHTS OF XRADIO.THIRD PARTY LICENCES MAY BE REQUIRED TO IMPLEMENT THE SOLUTION/PRODUCT. CUSTOMERS SHALL BE SOLELY RESPONSIBLE TO OBTAIN ALL APPROPRIATELY REQUIRED THIRD PARTY LICENCES. XRADIO SHALL NOT BE LIABLE FOR ANY LICENCE FEE OR ROYALTY DUE IN RESPECT OF ANY REQUIRED THIRD PARTY LICENCE. XRADIO SHALL HAVE NO WARRANTY, INDEMNITY OR OTHER OBLIGATIONS WITH RESPECT TO MATTERS COVERED UNDER ANY REQUIRED THIRD PARTY LICENCE. Copyright 2019 Xradio Technology Co., Ltd. All Rights Reserved Page 2