A40i Datasheet
Intelligent Industrial Control Processor
Revision 1.1
Jun. 15, 2018
Copyright © 2018 Allwinner Technology Co.,Ltd. All Rights Reserved.
Revision History
A40i Datasheet(Revision 1.1) Copyright© 2018 Allwinner Technology Co.,Ltd. All Rights Reserved. Page 2
Revision History
Revision
Date
Description
1.0
May.22,2018
Initial Release Version.
1.1
Jun.15,2018
Chapter 4 Pin Description
Add some pin notes in Section 4.1.
Add GPIO multiplex function in Section 4.2.
Chapter 5 Electrical Characteristics
Add SDRAM I/O DC electrical characteristics in Section 5.4.
Add SDIO electrical parameters in Section 5.5.
Add Audio Codec electrical characteristics in Section 5.6.
Add SDRAM AC electrical characteristics in Section 5.11.1.
Chapter 8 Carrier, Storage and Baking Information
Add carrier, storage and baking information.
Chapter 9 Reflow Profile
Add FT and IQC test.
Chapter 10 FT and IQC Test
Add reflow profile.
Chapter 11 Part Reliability
Add part reliability.
Chapter 12 Part Marking
Add part marking.
Chapter 13 Qualification Sample Description
Add qualification sample description.
Declaration
A40i Datasheet(Revision 1.1) Copyright© 2018 Allwinner Technology Co.,Ltd. All Rights Reserved. Page 3
Declaration
THIS DOCUMENTATION 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 PURCHASED PRODUCTS, SERVICES AND FEATURES ARE STIPULATED BY THE CONTRACT MADE BETWEEN
ALLWINNER 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.
ALLWINNER ASSUMES NO RESPONSIBILITY FOR THE CONSEQUENCES OF IMPROPER USE(INCLUDING BUT NOT LIMITED
TO OVERVOLTAGE, OVERCLOCK, OR EXCESSIVE TEMPERATURE).
THE INFORMATION FURNISHED BY ALLWINNER 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. ALLWINNER 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 ALLWINNER.
THIRD PARTY LICENCES MAY BE REQUIRED TO IMPLEMENT THE SOLUTION/PRODUCT. CUSTOMERS SHALL BE SOLELY
RESPONSIBLE TO OBTAIN ALL APPROPRIATELY REQUIRED THIRD PARTY LICENCES. ALLWINNER SHALL NOT BE LIABLE FOR
ANY LICENCE FEE OR ROYALTY DUE IN RESPECT OF ANY REQUIRED THIRD PARTY LICENCE. ALLWINNER SHALL HAVE NO
WARRANTY, INDEMNITY OR OTHER OBLIGATIONS WITH RESPECT TO MATTERS COVERED UNDER ANY REQUIRED THIRD
PARTY LICENCE.
Contents
A40i Datasheet(Revision 1.1) Copyright© 2018 Allwinner Technology Co.,Ltd. All Rights Reserved. Page 4
Contents
1. Overview ....................................................................................................................................................................... 14
2. Features ......................................................................................................................................................................... 15
2.1. CPU Architecture ................................................................................................................................................ 15
2.2. GPU Architecture ............................................................................................................................................... 15
2.3. Memory Subsystem............................................................................................................................................ 15
2.4. System Peripheral ............................................................................................................................................... 16
2.5. Video Engine .......................................................................................................................................................17
2.6. Display Subsystem .............................................................................................................................................. 18
2.7. Image In .............................................................................................................................................................. 19
2.8. Audio Subsystem ................................................................................................................................................ 19
2.9. External Peripherals ............................................................................................................................................20
2.10. Package ............................................................................................................................................................ 22
3. Block Diagram ............................................................................................................................................................... 23
4. Pin Description ...............................................................................................................................................................25
4.1. Pin Characteristics ...............................................................................................................................................25
4.2. GPIO Multiplex Function .....................................................................................................................................52
4.3. Signal Descriptions ............................................................................................................................................. 56
5. Electrical Characteristics ............................................................................................................................................... 64
5.1. Absolute Maximum Ratings ............................................................................................................................... 64
5.2. Recommended Operating Conditions ................................................................................................................ 65
5.3. DC Electrical Characteristics ............................................................................................................................... 66
5.4. SDRAM I/O DC Electrical Characteristics ............................................................................................................ 66
5.5. SDIO Electrical Parameters ................................................................................................................................. 66
5.6. Audio Codec Electrical Parameters .....................................................................................................................67
5.7. KEYADC Electrical Characteristics ....................................................................................................................... 69
Contents
A40i Datasheet(Revision 1.1) Copyright© 2018 Allwinner Technology Co.,Ltd. All Rights Reserved. Page 5
5.8. PLL Electrical Characteristics .............................................................................................................................. 69
5.8.1. CPU PLL Electrical Parameters ................................................................................................................. 69
5.8.2. Audio PLL Electrical Parameters .............................................................................................................. 69
5.8.3. GPU PLL Electrical Parameters ................................................................................................................ 69
5.8.4. Peripheral0/1 PLL Electrical Parameters .................................................................................................. 69
5.8.5. MIPI PLL Electrical Parameters ................................................................................................................. 70
5.8.6. DDR0/1 PLL Electrical Parameters ............................................................................................................ 70
5.8.7. Video0/1 PLL Electrical Parameters .......................................................................................................... 70
5.8.8. VE PLL Electrical Parameters .................................................................................................................... 70
5.8.9. DE PLL Electrical Parameters ................................................................................................................... 71
5.8.10. SATA PLL Electrical Parameters .............................................................................................................. 71
5.9. Oscillator Electrical Characteristics .................................................................................................................... 71
5.10. Maximum Current Consumption ...................................................................................................................... 72
5.11. External Memory Electrical Characteristics....................................................................................................... 72
5.11.1. SDRAM AC Electrical Characteristics ...................................................................................................... 72
5.11.2. Nand AC Electrical Characteristics .......................................................................................................... 76
5.11.3. SMHC AC Electrical Characteristics ....................................................................................................... 81
5.12. External Peripherals Electrical Characteristics ................................................................................................. 81
5.12.1. LCD AC Electrical Characteristics ........................................................................................................... 81
5.12.2. CSI AC Electrical Characteristics ............................................................................................................ 83
5.12.3. EMAC AC Electrical Characteristics ....................................................................................................... 85
5.12.4. PS2 AC Electrical Characteristics ........................................................................................................... 85
5.12.5. CIR AC Electrical Characteristics ............................................................................................................. 87
5.12.6. SPI AC Electrical Characteristics ............................................................................................................. 87
5.12.7. UART AC Electrical Characteristics ........................................................................................................ 88
5.12.8. TWI AC Electrical Characteristics ........................................................................................................... 89
5.12.9. TSC AC Electrical Characteristics ........................................................................................................... 89
5.12.10. AC97 AC Electrical Characteristics ....................................................................................................... 90