» Table of Contents «
1User Information................................................................................................ 5
1.1 Revision History.................................................................................................................................................. 5
1.2 About This Document .......................................................................................................................................... 5
1.3 Copyright Notice ................................................................................................................................................. 5
1.4 Trademarks ......................................................................................................................................................... 5
1.5 Standards ........................................................................................................................................................... 5
1.6 Warranty ............................................................................................................................................................. 6
1.7 Technical Support ............................................................................................................................................... 6
2Introduction....................................................................................................... 7
2.1 Product Description ............................................................................................................................................ 7
2.2 Naming clarification ........................................................................................................................................... 8
2.3 Understanding COM Express® Functionality ....................................................................................................... 8
2.4 COM Express® Documentation ............................................................................................................................ 9
2.5 COM Express® Benefits ....................................................................................................................................... 9
3Product Specification ....................................................................................... 10
3.1 Module definition ............................................................................................................................................. 10
3.2 Functional Specification ....................................................................................................................................11
3.3 Block Diagram.................................................................................................................................................. 18
3.4 Accessories ....................................................................................................................................................... 19
3.5 Electrical Specification..................................................................................................................................... 20
3.5.1 Supply Voltage.................................................................................................................................................. 20
3.5.2 Power Supply Rise Time..................................................................................................................................... 20
3.5.3 Supply Voltage Ripple ....................................................................................................................................... 20
3.5.4 Power Consumption .......................................................................................................................................... 20
3.5.5 ATX Mode .......................................................................................................................................................... 21
3.5.6 Single Supply Mode........................................................................................................................................... 21
3.6 Power Control ................................................................................................................................................... 22
3.7 Environmental Specification ............................................................................................................................. 23
3.7.1 Temperature Specification ................................................................................................................................ 23
3.7.2 Humidity........................................................................................................................................................... 23
3.8 Standards and Certifications ............................................................................................................................. 24
3.9 MTBF ................................................................................................................................................................. 26
3.10 Mechanical Specification .................................................................................................................................. 27
3.11 Module Dimensions........................................................................................................................................... 28
3.12 Thermal Management, Heatspreader and Cooling Solutions ............................................................................. 29
4Features and Interfaces.................................................................................... 30
4.1 S5 Eco Mode...................................................................................................................................................... 30
4.2 LPC.................................................................................................................................................................... 31
4.3 Serial Peripheral Interface (SPI) ....................................................................................................................... 32
4.4 SPI boot............................................................................................................................................................ 32