AT32UC3A3256-ALUR Atmel, AT32UC3A3256-ALUR Datasheet - Page 68

• Manufacturer Part Number: AT32UC3A3256-ALUR
• Description: IC MCU 256KB FLASH 144LQFP
• Manufacturer: Atmel
• Series: AVR®32 UC3r

Specifications of AT32UC3A3256-ALUR

• Package / Case: 144-LQFP
• Voltage - Supply (vcc/vdd): 1.65 V ~ 1.95 V
• Operating Temperature: -40°C ~ 85°C
• Speed: 66MHz
• Number Of I /o: 110
• Core Processor: AVR
• Program Memory Type: FLASH
• Ram Size: 128K x 8
• Program Memory Size: 256KB (256K x 8)
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Peripherals: Brown-out Detect/Reset, DMA, POR, WDT
• Connectivity: EBI/EMI, I²C, IrDA, MMC, SPI, SSC, UART/USART, USB OTG
• Core Size: 32-Bit
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

Table 11-5.
11.3
32072AS–AVR32–03/09
TBD
Soldering Profile
Device and Package Maximum Weight
Table 11-6
Table 11-6.
Note:
A maximum of three reflow passes is allowed per component.
Profile Feature
Average Ramp-up Rate (217°C to Peak)
Preheat Temperature 175°C ±25°C
Temperature Maintained Above 217°C
Time within 5°C of Actual Peak Temperature
Peak Temperature Range
Ramp-down Rate
Time 25°C to Peak Temperature
It is recommended to apply a soldering temperature higher than 250°C.
gives the recommended soldering profile from J-STD-20.
Soldering Profile
mg
Green Package
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AT32UC3A3
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