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| PartNumber | AT32UC3L064-D3HR | AT32UC3L064-AUR | AT32UC3L064-AUT |
| Description | 32-bit Microcontrollers - MCU UC3L-64KB Flash 85C | Microcontrollers - MCU 32-bit Microcontrollers - MCU UC3L-64KB Flash 85C | Microcontrollers - MCU 32-bit Microcontrollers - MCU UC3L-64KB Flash |
| Manufacturer | Microchip | Atmel | Atmel |
| Product Category | 32-bit Microcontrollers - MCU | Embedded - Microcontrollers | Embedded - Microcontrollers |
| RoHS | Y | - | - |
| Series | AT32UC3L0 | AVRR32 UC3 L | AVRR32 UC3 L |
| Core | AVR | AVR | AVR |
| Data Bus Width | 32 bit | 32 bit | 32 bit |
| Operating Supply Voltage | 1.8 V, 3.3 V | 1.8 V 3.3 V | 1.8 V 3.3 V |
| Packaging | Reel | Digi-ReelR Alternate Packaging | Tray Alternate Packaging |
| Brand | Microchip Technology / Atmel | - | - |
| Product Type | 32-bit Microcontrollers - MCU | - | - |
| Factory Pack Quantity | 5000 | - | - |
| Subcategory | Microcontrollers - MCU | - | - |
| Tradename | AVR | UC3 | UC3 |
| Package Case | - | 48-TQFP | TQFP-48 |
| Operating Temperature | - | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) |
| Supplier Device Package | - | 48-TQFP (7x7) | 48-TQFP (7x7) |
| Number of I O | - | 36 | 36 |
| Speed | - | 50MHz | 50MHz |
| EEPROM Size | - | - | - |
| Core Processor | - | AVR | AVR |
| RAM Size | - | 16K x 8 | 16K x 8 |
| Program Memory Type | - | FLASH | FLASH |
| Peripherals | - | Brown-out Detect/Reset, DMA, POR, PWM, WDT | Brown-out Detect/Reset, DMA, POR, PWM, WDT |
| Connectivity | - | I2C, SPI, UART/USART | I2C, SPI, UART/USART |
| Voltage Supply Vcc Vdd | - | 1.62 V ~ 3.6 V | 1.62 V ~ 3.6 V |
| Core Size | - | 32-Bit | 32-Bit |
| Program Memory Size | - | 64KB (64K x 8) | 64KB (64K x 8) |
| Data Converters | - | A/D 9x12b | A/D 9x12b |
| Oscillator Type | - | Internal | Internal |
| Unit Weight | - | - | 0.319998 oz |
| Mounting Style | - | - | SMD/SMT |
| Maximum Operating Temperature | - | - | + 85 C |
| Minimum Operating Temperature | - | - | - 40 C |
| Interface Type | - | - | 2-Wire SPI |
| Processor Series | - | - | AT32UC3x |
| Supply Voltage Max | - | - | 3.6 V |
| Supply Voltage Min | - | - | 1.62 V |
| Maximum Clock Frequency | - | - | 50 MHz |
| Number of ADC Channels | - | - | 9 |
| Number of I Os | - | - | 36 I/O |
| Data RAM Size | - | - | 16 kB |
| Number of Timers Counters | - | - | 8 Timer |
| ADC Resolution | - | - | 10 bit |
| Data RAM Type | - | - | SRAM |