
AC6921A Datasheet 
 
4 
Confidential 
The information contained herein is the exclusive property of JIELI and shall not be distributed, reproduced, or disclosed in whole or in part without 
prior written permission of JIELI. 
1、Pin Definition 
1.1 Pin Assignment 
 
Figure 1-1    AC6921A_LQFP48 Package Diagram