| PartNumber | ATXMEGA32A4U-AU | ATXMEGA32A4U-ANR | ATXMEGA32A4U-AN |
| Description | 8-bit Microcontrollers - MCU AVR8 32KB FLSH 4KB | 8-bit Microcontrollers - MCU 44TQFP, 105C TEMP, GREEN, 1.6-3.6V, T&R | 8-bit Microcontrollers - MCU 44TQFP, 105C TEMP, GREEN, 1.6-3.6V |
| Manufacturer | Microchip | Microchip | Microchip |
| Product Category | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU |
| RoHS | Y | Y | Y |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | TQFP-44 | TQFP-44 | TQFP-44 |
| Series | XMEGA A4U | XMEGA A4U | XMEGA A4U |
| Core | AVR | AVR | AVR |
| Data Bus Width | 8 bit/16 bit | 8 bit/16 bit | 8 bit/16 bit |
| Maximum Clock Frequency | 32 MHz | 32 MHz | 32 MHz |
| Program Memory Size | 32 kB | 36 kB | 36 kB |
| Data RAM Size | 4 kB | 4 kB | 4 kB |
| Number of I/Os | 34 I/O | 34 I/O | 34 I/O |
| Operating Supply Voltage | 1.6 V to 3.6 V | 1.6 V to 3.6 V | 1.6 V to 3.6 V |
| Minimum Operating Temperature | - 40 C | 0 C | 0 C |
| Maximum Operating Temperature | + 85 C | + 105 C | + 105 C |
| Packaging | Tray | Reel | Tray |
| Product | MCU | MCU | MCU |
| Brand | Microchip Technology / Atmel | Microchip Technology / Atmel | Microchip Technology / Atmel |
| Moisture Sensitive | Yes | Yes | Yes |
| Number of Timers/Counters | 5 Timer | 5 x 16 bit | 5 x 16 bit |
| Processor Series | AVR XMEGA | AVR XMEGA | AVR XMEGA |
| Product Type | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU |
| Factory Pack Quantity | 160 | 2000 | 160 |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | Microcontrollers - MCU |
| Tradename | XMEGA | XMEGA | XMEGA |
| Unit Weight | 0.059049 oz | 0.009640 oz | 0.009640 oz |
| ADC Resolution | - | 12 bit | 12 bit |
| Program Memory Type | - | Flash | Flash |
| Data RAM Type | - | SRAM | SRAM |
| Data ROM Size | - | 1 kB | 1 kB |
| Data ROM Type | - | EEPROM | EEPROM |
| Interface Type | - | 2-Wire, SPI, USB | SPI, TWI, USART, USB |
| Analog Supply Voltage | - | 1.6 V to 3.6 V | 1.6 V to 3.6 V |
| DAC Resolution | - | 12 bit | 12 bit |
| Number of ADC Channels | - | 12 Channel | 12 Channel |
| Supply Voltage Max | - | 3.6 V | 3.6 V |
| Supply Voltage Min | - | 1.6 V | 1.6 V |
| Watchdog Timers | - | Watchdog Timer | Watchdog Timer |