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A40i Datasheet

Intelligent Industrial Control Processor

Revision 1.0

May. 22, 2018

Confidential

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.

Confidential

Contents

1. Overview ....................................................................................................................................................................... 12

2. Features ......................................................................................................................................................................... 13

2.1. CPU Architecture ................................................................................................................................................ 13

2.2. GPU Architecture ............................................................................................................................................... 13

2.3. Memory Subsystem............................................................................................................................................ 13

2.4. System Peripheral ............................................................................................................................................... 14

2.5. Video Engine ...................................................................................................................................................... 15

2.6. Display Subsystem .............................................................................................................................................. 16

2.7. Image In ...............................................................................................................................................................17

2.8. Audio Subsystem .................................................................................................................................................17

2.9. External Peripherals ........................................................................................................................................... 18

2.10. Package .............................................................................................................................................................20

3. Block Diagram ............................................................................................................................................................... 21

4. Pin Description .............................................................................................................................................................. 23

4.1. Pin Characteristics .............................................................................................................................................. 23

4.2. Signal Descriptions ............................................................................................................................................. 50

5. Electrical Characteristics ................................................................................................................................................ 57

5.1. Absolute Maximum Ratings ................................................................................................................................ 57

5.2. Recommended Operating Conditions ................................................................................................................ 58

5.3. DC Electrical Characteristics ............................................................................................................................... 58

5.4. PLL Electrical Characteristics .............................................................................................................................. 59

5.4.1. CPU PLL Electrical Parameters ................................................................................................................. 59

5.4.2. Audio PLL Electrical Parameters .............................................................................................................. 59

5.4.3. GPU PLL Electrical Parameters ................................................................................................................ 59

5.4.4. Peripheral0/1 PLL Electrical Parameters .................................................................................................. 60

Confidential

Contents

5.4.5. MIPI PLL Electrical Parameters ................................................................................................................ 60

5.4.6. DDR0/1 PLL Electrical Parameters ........................................................................................................... 60

5.4.7. Video0/1 PLL Electrical Parameters ......................................................................................................... 60

5.4.8. VE PLL Electrical Parameters ................................................................................................................... 61

5.4.9. DE PLL Electrical Parameters ................................................................................................................... 61

5.4.10. SATA PLL Electrical Parameters .............................................................................................................. 61

5.5. KEYADC Electrical Characteristics ....................................................................................................................... 59

5.6. Oscillator Electrical Characteristics .................................................................................................................... 61

5.7. Maximum Current Consumption ........................................................................................................................62

5.8. External Memory Electrical Characteristics ........................................................................................................62

5.8.1. Nand AC Electrical Characteristics ............................................................................................................62

5.8.2. SMHC AC Electrical Characteristics ......................................................................................................... 66

5.9. External Peripherals Electrical Characteristics ....................................................................................................67

5.9.1. LCD AC Electrical Characteristics ..............................................................................................................67

5.9.2. CSI AC Electrical Characteristics .............................................................................................................. 69

5.9.3. EMAC AC Electrical Characteristics........................................................................................................... 70

5.9.4. PS2 AC Electrical Characteristics ............................................................................................................. 71

5.9.5. CIR AC Electrical Characteristics ............................................................................................................... 72

5.9.6. SPI AC Electrical Characteristics ............................................................................................................... 72

5.9.7. UART AC Electrical Characteristics ...........................................................................................................73

5.9.8. TWI AC Electrical Characteristics .............................................................................................................. 74

5.9.9. TSC AC Electrical Characteristics ............................................................................................................. 75

5.9.10. AC97 AC Electrical Characteristics ......................................................................................................... 75

5.9.11. SCR AC Electrical Characteristics ............................................................................................................78

5.10. Power-up and Power-down Sequence ............................................................................................................. 79

6. Package Thermal Characteristics ................................................................................................................................... 80

7. Pin Assignment .............................................................................................................................................................. 81

7.1. Pin Map .............................................................................................................................................................. 81

Confidential