Datasheet

22
11057BS–ATARM–13-Jul-12
SAM3X/A
22
11057BS–ATARM–13-Jul-12
SAM3X/A
5.3 Typical Powering Schematics
The SAM3X/A series supports a 1.62V-3.6V single supply mode. The internal regulator input
connected to the source and its output feeds VDDCORE. Figure 5-1 shows the power
schematics.
Figure 5-1. Single Supply
Note: Restrictions
For USB, VDDUTMI needs to be greater than 3.0V.
For ADC, VDDANA needs to be greater than 2.0V.
For DAC, VDDANA needs to be greater than 2.4V.
VDDIN
Voltage
Regulator
VDDOUT
Main Supply (1.8V-3.6V)
VDDCORE
VDDBU
VDDUTMI
VDDIO
VDDANA
VDDPLL