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