| PartNumber | ATMEGA809-AFR | ATMEGA809-AF | ATMEGA809-MF |
| Description | 8-bit Microcontrollers - MCU 20MHz, 8KB, TQFP48, Ind 125C, Green, T&R | 8-bit Microcontrollers - MCU 20MHz, 8KB, TQFP48, Ind 125C, Green, Tray | 8-bit Microcontrollers - MCU 20MHz, 8KB, UQFN48, Ind 125C, Green, Tray |
| 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 | TQFN-48 | TQFP-48 | UQFN-48 |
| Series | ATmega809 | - | - |
| Data Bus Width | 8 bit | 8 bit | 8 bit |
| Maximum Clock Frequency | 20 MHz | 20 MHz | 20 MHz |
| Program Memory Size | 48 kB | 8 kB | 8 kB |
| Data RAM Size | 6 kB | 1 kB | 1 kB |
| ADC Resolution | 10 bit | 10 bit | 10 bit |
| Number of I/Os | 41 I/O | 41 I/O | 41 I/O |
| Operating Supply Voltage | 1.8 V to 5.5 V | 1.8 V to 5.5 V | 1.8 V to 5.5 V |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 125 C | + 125 C | + 125 C |
| Packaging | Reel | Tray | Tray |
| Product | MCU | MCU | MCU |
| Program Memory Type | Flash | Flash | Flash |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology |
| Data RAM Type | SRAM | SRAM | SRAM |
| Data ROM Size | 256 B | 256 B | 256 B |
| Data ROM Type | EEPROM | EEPROM | EEPROM |
| Product Type | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU |
| Factory Pack Quantity | 2500 | 250 | 490 |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | Microcontrollers - MCU |
| Supply Voltage Max | 5.5 V | 5.5 V | 5.5 V |
| Supply Voltage Min | 1.8 V | 1.8 V | 1.8 V |
| Tradename | AVR | - | - |
| Watchdog Timers | Watchdog Timer, Windowed | Watchdog Timer, Windowed | Watchdog Timer, Windowed |
| Core | - | AVR | AVR |
| Interface Type | - | I2C, SPI, USART | I2C, SPI, USART |
| Number of ADC Channels | - | 16 Channel | 16 Channel |
| Number of Timers/Counters | - | 5 x 16 bit | 5 x 16 bit |
| Processor Series | - | megaAVR | megaAVR |