ATMEGA3208-AFR vs ATMEGA4808-AUR 对比
详细并排对比 ATMEGA3208-AFR 出自 Microchip Technology 和 ATMEGA4808-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。
Microchip Technology
ATMEGA3208-AFR - 8-bit AVR MCU 32KB 20MHz TQFP-32 | Microchip
ATMEGA3208-AFR ✓ 量产中Microchip Technology
ATMEGA4808-AUR - 8-Bit AVR MCU 20MHz 48KB Flash | Microchip
ATMEGA4808-AUR ✓ 量产中规格对比
| 参数 | ATMEGA3208-AFR | ATMEGA4808-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） | $1.62 | $1.98 |
| Core Processor | AVR (megaAVR 0-series, 8-bit) | AVR (megaAVR 0-series), 8-bit RISC with hardware multiplier |
| Core Size | 8-bit | 8-bit |
| Speed | 20 MHz | — |
| Flash Memory | 32 KB (32K x 8) | — |
| SRAM | 4 KB (4K x 8) | — |
| EEPROM | 256 bytes | — |
| Supply Voltage (VDD) | 1.8 V to 5.5 V | — |
| ADC Resolution | 10-bit | — |
| DAC Resolution | 10-bit | — |
| Communication Interfaces | USART, SPI, TWI (I2C) | — |
| Hardware Multiplier | Yes | — |
| Programming Interface | UPDI (Unified Program and Debug Interface) | UPDI (Unified Program and Debug Interface) |
| 工作温度 | -40C to +105C | [DATA_NEEDED: Operating Temperature Range] |
| 封装 | 32-TQFP (7x7 mm) | 32-TQFP (7x7 mm) |
| 安装类型 | Surface Mount | Surface Mount |
| Functional Safety | FuSa (Functional Safety) supporting variant | — |
| 引脚数量 | 32 | 32 |
| Packaging | Tape & Reel (R suffix) | Tape & Reel (AUR suffix) |
| RoHS 状态 | Compliant | Compliant |
| 最大时钟频率 | — | 20 MHz |
| Flash Memory Size | — | 48 KB (24K x 16) |
| SRAM Size | — | 6 KB |
| EEPROM Size | — | 256 bytes |
| Supply Voltage Range | — | 3.3 V / 5 V operation (per parametric listing) |
| Series | — | megaAVR 0, Functional Safety (FuSa) |
| Peripherals | — | USART, SPI, TWI (I2C), 10-bit ADC, analog comparator, CLC, event system |
| Data Converters | — | 10-bit ADC |