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SAMA5D27 SOM1 Kit1 User's Guide
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ATSAMA5D27-SOM1
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3
Baseboard Components
3.2
Function Blocks
3.2.2
Power Supply Topology and Power Distribution
Scope
1
Introduction
2
Product Overview
3
Baseboard Components
3.1
Baseboard Overview
3.2
Function Blocks
3.2.1
SAMA5D27 SOM1
3.2.2
Power Supply Topology and Power Distribution
3.2.2.1
Input Power Options
3.2.2.2
Power Supply Requirements and Restrictions
3.2.2.3
Power-up and Power-down Considerations
3.2.2.4
Power Management
3.2.2.5
Supply Group Configuration
3.2.2.6
Backup Power Supply
3.2.3
Shutdown Circuitry
3.2.4
Push Button Switches
3.2.5
Additional Memories
3.2.6
Secure Digital Multimedia Card (SDMMC) Interface
3.2.7
Communication Interfaces
3.3
External Interfaces
3.4
Debugging Capabilities
3.5
PIO Usage on Expansion Connectors
4
Installation and Operation
5
Errata
6
Appendix: Schematics and Layouts
7
Revision History
The Microchip Web Site
Customer Change Notification Service
Customer Support
Microchip Devices Code Protection Feature
Legal Notice
Trademarks
Quality Management System Certified by DNV
Worldwide Sales and Service
3.2.2 Power Supply Topology and Power Distribution
