AT32UC3A0512-ALTES ATMEL [ATMEL Corporation], AT32UC3A0512-ALTES Datasheet - Page 18

• Manufacturer Part Number: AT32UC3A0512-ALTES
• Description: AVR32 32-Bit Microcontroller
• Manufacturer: ATMEL [ATMEL Corporation]

7.3
32058FS–AVR32–08/08
Analog-to-Digital Converter (A.D.C) reference.
The ADC reference (ADVREF) must be provided from an external source. Two decoupling
capacitors must be used to insure proper decoupling.
Refer to
In case ADC is not used, the ADVREF pin should be connected to GND to avoid extra
consumption.
Section 12.4 on page 41
3.3V
for decoupling capacitors values and electrical characteristics.
C
VREF2
C
VREF1
ADVREF
AT32UC3A
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