ATMEGA808-AUR vs ATMEGA3209-AUR 对比
详细并排对比 ATMEGA808-AUR 出自 Microchip Technology 和 ATMEGA3209-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 | ATMEGA808-AUR | ATMEGA3209-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） | $1.09 | $1.72 |
| Core Processor | AVR (8-bit RISC with hardware multiplier) | AVR 8-bit |
| Core Size | 8-bit | 8-Bit |
| Series | megaAVR 0 | megaAVR 0 |
| 最大时钟频率 | 20 MHz | — |
| Flash Program Memory | 8 KB (8K x 8) | — |
| SRAM Data Memory | 1 KB | — |
| EEPROM | 256 bytes | 256 bytes |
| Minimum Operating Voltage | 1.8 V | — |
| 封装 | 32-TQFP (7x7 mm) | 48-pin TQFP (7x7 mm) |
| 安装类型 | Surface Mount | Surface Mount (Tape & Reel) |
| Functional Safety Support | FuSa (Functional Safety) documentation | — |
| Programming Interface | UPDI (single-wire) | — |
| 工作温度 | -40C to +85C (industrial, A-grade suffix) | -40°C to +85°C |
| Packaging | Tape and Reel (R suffix) | — |
| 引脚数 | 32 | — |
| Moisture Sensitivity Level | [DATA_NEEDED: MSL level] | — |
| Peripherals | Core Independent Peripherals (CIPs): timers, USART, SPI, I2C, ADC | Brown-out Detect, Watchdog, PWM, Timer |
| Maximum Clock Speed | — | 20 MHz |
| Program Memory (Flash) | — | 32 KB |
| SRAM | — | 4 KB |
| Supply Voltage (VDD) | — | 1.8 V to 5.5 V |
| ADC | — | 10-bit, multiple channels |
| Connectivity | — | I²C, SPI, UART/USART |
| Hardware Multiplier | — | Yes |
| RoHS 状态 | — | Compliant |
| MSL 等级 | — | 3 |