| PartNumber | ATMEGA2560V-8AUR | ATMEGA2560V-8AU | ATMEGA2560V-8AI |
| Description | 8-bit Microcontrollers - MCU AVR 256K FLSH8K SRAM 4KB EE-8MHz 1.8V | 8-bit Microcontrollers - MCU 256kB Flash 4kB EEPROM 86 I/O Pins | 8-bit Microcontrollers - MCU AVR 256K FLASH 8K RAM 4KB EE-8MHZ |
| Manufacturer | Microchip | Microchip | Microchip |
| Product Category | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU |
| RoHS | Y | Y | N |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | TQFP-100 | TQFP-100 | TQFP-100 |
| Series | ATmega256x | ATmega256x | ATmega256x |
| Core | AVR | AVR | AVR |
| Data Bus Width | 8 bit | 8 bit | 8 bit |
| Maximum Clock Frequency | 8 MHz | 8 MHz | 8 MHz |
| Operating Supply Voltage | 2.7 V to 5.5 V | 2.7 V to 5.5 V | 2.7 V to 5.5 V |
| Packaging | Reel | Tray | - |
| Product | MCU | MCU | MCU |
| Brand | Microchip Technology / Atmel | Microchip Technology / Atmel | Microchip Technology / Atmel |
| Moisture Sensitive | Yes | Yes | - |
| Processor Series | megaAVR | megaAVR | megaAVR |
| Product Type | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU |
| Factory Pack Quantity | 1500 | 90 | - |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | Microcontrollers - MCU |
| Tradename | AVR | AVR | AVR |
| Unit Weight | 0.023175 oz | 0.023281 oz | 0.023175 oz |
| Program Memory Size | - | 256 kB | 256 kB |
| Data RAM Size | - | 8 kB | 8 kB |
| ADC Resolution | - | 10 bit | 10 bit |
| Number of I/Os | - | 86 I/O | 86 I/O |
| Minimum Operating Temperature | - | - 40 C | - 40 C |
| Maximum Operating Temperature | - | + 85 C | + 85 C |
| Height | - | 1 mm | 1 mm |
| Length | - | 14 mm | 14 mm |
| Program Memory Type | - | Flash | Flash |
| Width | - | 14 mm | 14 mm |
| Data RAM Type | - | SRAM | SRAM |
| Data ROM Size | - | 4 kB | 4 kB |
| Data ROM Type | - | EEPROM | EEPROM |
| Interface Type | - | 2-Wire, SPI, USART | 2-Wire, SPI, USART |
| Number of ADC Channels | - | 16 | 16 |
| Number of Timers/Counters | - | 6 Timer | 6 Timer |
| Supply Voltage Max | - | 5.5 V | 5.5 V |
| Supply Voltage Min | - | 1.8 V | 1.8 V |