8.1 Power Supplies

Table 8-1. SAMA7G54 SOM Series Power Supplies
Pin No.	Name	Power Type	Output Current Capability	Power Domain
170	VBAT	Input	–	Backup supply input
162	VDDIOP0	Input	–	VDDIOP0 power rail supply input
171	VDDQSPI0	Input	–	QSPI0 power rail supply input
172	VDDSDMMC0	Input	–	VDDSDMMC0 power rail supply input
109	VDDSDMMC1	Input	–	VDDSDMMC1 power rail supply input
9, 10	5V_MAIN	Input	–	System power input
173	VDD_3V3	Output	600 mA	I/O supply and customer application output
11	VLDO1	Output	300 mA	Adjustable output depending on application settings
12	VLDO2	Output	300 mA	Adjustable output depending on application settings

The Microchip SAMA7G54 System-On-Module Series is supplied by a unique input (5V_MAIN) and its internal supplies are delivered by a power management unit (MCP16502), as shown in the following figure.

Figure 8-1. SAMA7G54 SOM Series Power Architecture