ATMEGA809-MU vs ATMEGA3209-MU Comparison
Detailed side-by-side comparison of ATMEGA809-MU by Microchip Technology and ATMEGA3209-MU by Microchip Technology. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Microchip Technology
ATMEGA809-MU - 8KB AVR MCU 20MHz VQFN-48 | Microchip (Tape & Reel)
ATMEGA809-MU ✓ ActiveMicrochip Technology
ATMEGA3209-MU - 32KB AVR 8-Bit MCU 20MHz 48-QFN | Microchip
ATMEGA3209-MU ✓ ActiveSpecification Comparison
| Parameter | ATMEGA809-MU | ATMEGA3209-MU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Core Processor | AVR 8-bit RISC with hardware multiplier | AVR (8-bit RISC with hardware multiplier) |
| Core Size | 8-bit | 8-Bit |
| Speed | 20 MHz | — |
| Flash Memory | 8 KB (8K x 8) | 32 KB (16K x 16) |
| SRAM | 1 KB | 4 KB |
| EEPROM | 256 bytes | 256 bytes |
| Supply Voltage Range | 1.8 V to 5.5 V | [DATA_NEEDED: Supply Voltage Range] |
| ADC Resolution | 10-bit | [DATA_NEEDED: ADC Resolution] |
| Number of I/O | 41 | [DATA_NEEDED: Number of I/O] |
| Operating Temperature | -40 C to +85 C | [DATA_NEEDED: Operating Temperature] |
| Package | 48-VQFN (6x6 mm) with exposed pad | 48-QFN (7x7 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| Series | megaAVR 0 (Functional Safety / FuSa) | megaAVR 0-series |
| Peripherals | Event System, Core Independent Peripherals, brown-out detect, POR, WDT | — |
| Connectivity | USART, SPI, TWI (I2C) | — |
| RoHS Status | Compliant | — |
| Packaging | Tape & Reel (R suffix) | — |
| Maximum Clock Frequency | — | 20 MHz |
| USART Interfaces | — | 4 |
| SPI Interface | — | Yes |
| I2C (TWI) Interface | — | Yes |
| Functional Safety Support | — | FuSa (per DigiKey listing) |
| Programming Interface | — | UPDI (single-wire) |