ATMEGA3209-AUR vs ATMEGA808-AUR 对比
详细并排对比 ATMEGA3209-AUR 出自 Microchip Technology 和 ATMEGA808-AUR 出自 Microchip Technology。对比关键规格、电气参数、封装、生命周期状态、价格和供货情况，以确定最适合您设计需求的元器件。
规格对比
| 参数 | ATMEGA3209-AUR | ATMEGA808-AUR |
|---|---|---|
| 品牌 | Microchip Technology | Microchip Technology |
| 分类 | Microcontrollers | Microcontrollers |
| 生命周期状态 | 有效 | 有效 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $1.72 | $1.09 |
| Core Processor | AVR 8-bit | AVR (8-bit RISC with hardware multiplier) |
| Core Size | 8-Bit | 8-bit |
| Series | megaAVR 0 | megaAVR 0 |
| Maximum Clock Speed | 20 MHz | — |
| Program Memory (Flash) | 32 KB | — |
| SRAM | 4 KB | — |
| EEPROM | 256 bytes | 256 bytes |
| Supply Voltage (VDD) | 1.8 V to 5.5 V | — |
| 工作温度 | -40°C to +85°C | -40C to +85C (industrial, A-grade suffix) |
| 封装 | 48-pin TQFP (7x7 mm) | 32-TQFP (7x7 mm) |
| 安装类型 | Surface Mount (Tape & Reel) | Surface Mount |
| ADC | 10-bit, multiple channels | — |
| Connectivity | I²C, SPI, UART/USART | — |
| Peripherals | Brown-out Detect, Watchdog, PWM, Timer | Core Independent Peripherals (CIPs): timers, USART, SPI, I2C, ADC |
| Hardware Multiplier | Yes | — |
| RoHS 状态 | Compliant | — |
| MSL 等级 | 3 | — |
| 最大时钟频率 | — | 20 MHz |
| Flash Program Memory | — | 8 KB (8K x 8) |
| SRAM Data Memory | — | 1 KB |
| Minimum Operating Voltage | — | 1.8 V |
| Functional Safety Support | — | FuSa (Functional Safety) documentation |
| Programming Interface | — | UPDI (single-wire) |
| Packaging | — | Tape and Reel (R suffix) |
| 引脚数 | — | 32 |
| Moisture Sensitivity Level | — | [DATA_NEEDED: MSL level] |