Atmel Evaluation Kit AT91SAM9M10-G45-EK AT91SAM9M10-G45-EK Data Sheet

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SAM9M10 [SUMMARY]

6355ES–ATARM–12-Mar-13

The SAM9M10 has several types of power supply pins:

z

VDDCORE pins: Power the core, including the processor, the embedded memories and the peripherals; voltage 
ranges from 0.9V to 1.1V, 1.0V typical.

z

VDDIOM0 pins: Power the DDR2/LPDDR I/O lines; voltage ranges between 1.65V and 1.95V (1.8V typical).

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VDDIOM1 pins: Power the External Bus Interface 1 I/O lines; voltage ranges between 1.65V and 1.95V (1.8V 
typical) or between 3.0V and 3.6V (3.3V typical). 

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VDDIOP0, VDDIOP1, VDDIOP2 pins: Power the Peripherals I/O lines; voltage ranges from 1.65V to 3.6V. 

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VDDBU pin: Powers the Slow Clock oscillator, the internal RC oscillator and a part of the System Controller; 
voltage ranges from 1.8V to 3.6V.

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VDDPLLUTMI Powers the PLLUTMI cell; voltage range from 0.9V to 1.1V.

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VDDUTMIC pin: Powers the USB device and host UTMI+ core; voltage range from 0.9V to 1.1V, 1.0V typical.

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VDDUTMII pin: Powers the USB device and host UTMI+ interface; voltage range from 3.0V to 3.6V, 3.3V typical.

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VDDPLLA pin: Powers the PLLA cell; voltage ranges from 0.9V to 1.1V.

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VDDOSC pin: Powers the Main Oscillator cells; voltage ranges from 1.65V to 3.6V

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VDDANA pin: Powers the Analog to Digital Converter; voltage ranges from 3.0V to 3.6V, 3.3V typical.

Some supply pins share common ground (GND) pins whereas others have separate grounds. 

The respective power/ground pin assignments are as follows:

VDDCORE

GNDCORE

VDDIOM0, VDDIOM1

GNDIOM

VDDIOP0, VDDIOP1, VDDIOP2

GNDIOP

VDDBU

GNDBU

VDDUTMIC, VDDUTMII

GNDUTMI

VDDPLLUTMI, VDDPLLA, VDDOSC,

GNDOSC 

VDDANA

GNDANA