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首页A311D Quick Reference Manual V0.4
晶辰半导体Amlogic A311D 规格书 A311D is an advanced AI application processor designed for hybrid OTT/IP Set Top Box(STB) and highend media box applications. It integrates a powerful CPU, GPU and NPU optional (Neural Processing Unit) subsystem, a secured 4K video CODEC engine and a best-in-class HDR image
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A311D
Quick Reference Manual
Revision: 04
Release Date: 2019-09-10
Amlogic, Ltd.
A311D Quick Reference Manual
04 (2019-09-10) Amlogic, Ltd. Proprietary i
COPYRIGHT
© 2019 Amlogic, Ltd.
All rights reserved. No part of this document may be reproduced, transmitted, transcribed, or translated into any
language in any form or by any means without the written permission of Amlogic, Ltd.
TRADEMARKS
AMLOGIC is a trademark of Amlogic, Ltd. All other trademarks and registered trademarks are property of their
respective companies.
DISCLAIMER
Amlogic Ltd. may make improvements and/or changes in this document or in the product described in this document
at any time.
This product is not intended for use in medical, life saving, or life sustaining applications.
Circuit diagrams and other information relating to products of Amlogic Ltd. are included as a means of illustrating
typical applications. Consequently, complete information sufficient for production design is not necessarily given.
Amlogic makes no representations or warranties with respect to the accuracy or completeness of the contents
presented in this document.
CONTACT INFORMATION
Amlogic, Ltd.
2518 Mission College Blvd, Suite 120
Santa Clara, CA 95054
U.S.A.
www.amlogic.com
A311D Quick Reference Manual Change History
04 (2019-09-10) Amlogic, Ltd. Proprietary ii
Change History
Issue 04 (2019-09-10)
This is the 04 version.
Compared to last version, the following topics are changed.
Section
Change Description
1.1 and 1.2
Updated description of the NPU.
Issue 03 (2019-08-07)
This is the 03 version.
Compared to last version, the following topics are changed.
Section
Change Description
1.2
Updated the frequency spec of DDR4.
Changed spec of nerual network accelerator.
Issue 02 (2019-07-17)
This is the 02 version.
Compared to last version, the following topics are changed.
Section
Change Description
1.1 and 1.2
Updated Vulkan 1.0 to Vulkan 1.1.
Modified Mali-G52 MP6 to Mali-G52 MP4 (6EE).
1.2
Updated the figure.
Issue 01 (2019-05-05)
This is the 01 version.
Compared to A311D Quick Reference Manual (0.7), the following topics are changed.
Section
Change Description
2.3
Added a note that some GPIOAO pins can be reset by watchdog.
3
Modified the chapter title.
3.3
Added a note of ripple voltage after the table
3.4
Modified thermo resistance value.
3.5.1
Added two notes of min and max value of R
PD
explaining the GPIO pin voltage in test condition.
3.7.1
Added note after Table 3-2 that driving strength of OD pin is not adjustabe.
3.7.7
⚫ Modified the specs of tHC, tLC and tRC in Table 3-14 and Table 3-15
⚫ Updated timing figures from Figure 3-16 to Figure 3-19
4 and 5
Changed these two sections into chapters.
5
Updated the power on sequence figure.
6
Updated the dimension figure.
A311D Quick Reference Manual Contents
04 (2019-09-10) Amlogic, Ltd. Proprietary iii
Contents
1. General Information .................................................................................................................................... 1
1.1 Overview ....................................................................................................................................... 1
1.2 Features........................................................................................................................................ 2
2. Pin Out Specification ................................................................................................................................... 6
2.1 Pin-Out Diagram (top view) .......................................................................................................... 6
2.2 Pin Order ...................................................................................................................................... 7
2.3 Pin Description ........................................................................................................................... 13
2.4 Pin Multiplexing Tables .............................................................................................................. 31
2.5 Signal Descriptions ..................................................................................................................... 39
3. Electrical Characteristics ........................................................................................................................... 49
3.1 Absolute Maximum Ratings........................................................................................................ 49
3.2 Recommended Operating Conditions ........................................................................................ 49
3.3 Ripple Voltage Specification....................................................................................................... 50
3.4 Thermal Resistance ................................................................................................................... 51
3.5 DC Electrical Characteristics ...................................................................................................... 51
3.5.1 Normal GPIO Specifications (For DIO) ................................................................................ 51
3.5.2 Open Drain GPIO Specifications (For DIO_OD) .................................................................. 52
3.5.3 DDR3/DDR3L/DDR4/LPDDR3/LPDDR4 SDRAM Specifications ........................................ 52
3.6 Recommended Oscillator Electrical Characteristics .................................................................. 53
3.7 Timing Information ...................................................................................................................... 54
3.7.1 I2C Timing Specification ....................................................................................................... 54
3.7.2 EMMC/SDIO Timing Specification ....................................................................................... 55
3.7.3 NAND Timing Specification .................................................................................................. 58
3.7.4 SPICC Timing Specification ................................................................................................. 60
3.7.5 SPIFC Timing Specification .................................................................................................. 60
3.7.6 Ethernet Timing Specification ............................................................................................... 62
3.7.7 Audio Timing Specification ................................................................................................... 64
3.7.8 PDM Timing Specification .................................................................................................... 66
3.7.9 UART Timing Specification .................................................................................................. 68
3.8 Power Consumption ................................................................................................................... 69
3.9 Storage and Baking Conditions .................................................................................................. 70
4. Power On Config ....................................................................................................................................... 71
5. Recommended Power on/down Sequence .............................................................................................. 72
6. Mechanical Dimensions ............................................................................................................................ 73
A311D Quick Reference Manual Contents
04 (2019-09-10) Amlogic, Ltd. Proprietary iv
7. Ordering Guide .......................................................................................................................................... 74
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