ATMEGA3209-AFR vs ATMEGA808-AFR 对比
详细并排对比 ATMEGA3209-AFR 出自 Microchip Technology 和 ATMEGA808-AFR 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。
Microchip Technology
ATMEGA3209-AFR - 8-bit AVR 20MHz 32KB Flash MCU | Microchip
ATMEGA3209-AFR ✓ 量产中Microchip Technology
ATMEGA808-AFR - 20MHz 8KB Flash AVR MCU TQFP-32 | Microchip
ATMEGA808-AFR ✓ 量产中规格对比
| 参数 | ATMEGA3209-AFR | ATMEGA808-AFR |
|---|---|---|
| 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） | $1.71 | $0.79 |
| Core Processor | AVR | AVR (8-bit) with hardware multiplier |
| Core Size | 8-bit | 8-bit |
| Core Series | megaAVR 0 | — |
| Maximum CPU Clock | 20 MHz | — |
| Program Memory (Flash) | 32 KB (16K x 16) | — |
| SRAM | 4 KB | — |
| EEPROM | 256 bytes | — |
| Supply Voltage (VDD) | 1.8 V to 5.5 V | — |
| 工作温度 | -40C to +125C (industrial) | — |
| 封装 | 48-TQFP (7x7 mm), 0.5 mm pitch | 32-TQFP (7x7 mm) |
| I/O Pins | [DATA_NEEDED: I/O pin count] | — |
| Connectivity | I2C, SPI, UART/USART | — |
| Peripherals | Brown-out Detect, Watchdog, CIPs, Event System | — |
| ADC | [DATA_NEEDED: ADC resolution and channel count] | — |
| Programming Interface | UPDI (single-wire) | — |
| Functional Safety | FuSa / IEC 60730 Class B documented | — |
| 安装类型 | Surface Mount | Surface Mount |
| MSL 等级 | 3 | — |
| RoHS 状态 | Compliant | Compliant |
| 最大时钟频率 | — | 20 MHz |
| Flash Memory Size | — | 8 KB (8K x 8) |
| SRAM Size | — | 1 KB |
| EEPROM Size | — | 256 bytes |
| 引脚数 | — | 32 |
| 工作温度范围 | — | -40C to +125C |
| Series | — | megaAVR 0 (Functional Safety / FuSa) |
| Qualification | — | AEC-Q100 (automotive grade, AFR suffix) |
| 电源电压 | — | [DATA_NEEDED: supply voltage range] |
| Number of I/O | — | [DATA_NEEDED: number of GPIO] |
| ADC Resolution | — | [DATA_NEEDED: ADC resolution and channels] |
| Communication Interfaces | — | [DATA_NEEDED: USART/SPI/TWI counts] |
| Moisture Sensitivity Level | — | [DATA_NEEDED: MSL level] |