AT32UC3A0512-ALTTA Atmel, AT32UC3A0512-ALTTA Datasheet - Page 13

• Manufacturer Part Number: AT32UC3A0512-ALTTA
• Description: IC MCU AVR32 512K FLASH 144LQFP
• Manufacturer: Atmel
• Series: AVR®32 UC3r

Specifications of AT32UC3A0512-ALTTA

• Core Processor: AVR
• Core Size: 32-Bit
• Speed: 66MHz
• Connectivity: EBI/EMI, Ethernet, I²C, SPI, SSC, UART/USART, USB OTG
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 109
• Program Memory Size: 512KB (512K x 8)
• Program Memory Type: FLASH
• Ram Size: 64K x 8
• Voltage - Supply (vcc/vdd): 1.65 V ~ 1.95 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 144-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

6. Power Considerations
6.1
32058J–AVR32–04/11
Power Supplies
The AT32UC3A has several types of power supply pins:
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•
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The ground pins GND are common to VDDCORE, VDDIO, VDDPLL. The ground pin for
VDDANA is GNDANA.
Refer to
3.3V
VDDIO: Powers I/O lines. Voltage is 3.3V nominal.
VDDANA: Powers the ADC Voltage is 3.3V nominal.
VDDIN: Input voltage for the voltage regulator. Voltage is 3.3V nominal.
VDDCORE: Powers the core, memories, and peripherals. Voltage is 1.8V nominal.
VDDPLL: Powers the PLL. Voltage is 1.8V nominal.
”Power Consumption” on page 767
Single Power Supply
ADVREF
VDDPLL
VDDANA
VDDIO
VDDCORE
VDDIN
VDDOUT
Regulator
1.8V
for power consumption on the various supply pins.
3.3V
1.8V
Dual Power Supply
ADVREF
VDDANA
VDDPLL
VDDIO
VDDIN
VDDCORE
VDDOUT
AT32UC3A
Regulator
1.8V
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