7 Power Supplies and Startup Considerations
Name | Associated Ground | Powers |
---|---|---|
AVDD | AVSS | Supplies power to the pSWITCH (in the DS
SMOR), SMOR, ADCCOREn, ACDACn, OPAMPCOREn,
ACCOREn, PLL0, PLL1, XOSC, DFLL48M
and analog I/Os.
(Nominal range: 1.71V - 3.63V, must be within 300mv of VDDIO.) |
VDDIO | VSSIO | Powers I/Os.
(Nominal range: 1.71 V - 3.63V, wrt VSSIO.) |
VDDREG | VSSCORE | Powers all internal regulators except for the
LPVREGC. (Nominal range: 1.71V - 3.63V, cannot exceed VDDIO). |
VDDF | VSSF | Supplies power to the Flash panel. This pin can be tied to VDDIO outside of the device (on-board). (Nominal range: 1.71V - 3.63V, cannot exceed VDDIO). |