ATMEGA4809-AFR vs ATMEGA4809-AUR 对比
详细并排对比 ATMEGA4809-AFR 出自 Microchip Technology 和 ATMEGA4809-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
ATMEGA4809-AFR - 8-bit AVR MCU 20MHz 48KB Flash TQFP-48 | Microchip
ATMEGA4809-AFR ✓ 量产中
规格对比
| 参数 | ATMEGA4809-AFR | ATMEGA4809-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） | $1.36 | $1.74 |
| Core | AVR 8-bit | — |
| Core Size | 8-bit | 8-Bit |
| Series | megaAVR 0 | — |
| 最大时钟频率 | 20 MHz | — |
| Program Memory Size | 48 KB (48K x 8) Flash | — |
| SRAM Size | 6 KB | — |
| EEPROM Size | 256 B | — |
| 电源电压 | 1.8 V to 5.5 V (3.3V/5V operation) | — |
| 数据总线宽度 | 8 bit | — |
| Programmability | UPDI (Unified Program and Debug Interface) | — |
| Peripheral Features | Core Independent Peripherals (CIP), 10-bit ADC, event system, Peripheral Touch Controller | — |
| Communication Interfaces | UART, SPI, I2C/TWI | 4 USART, I2C, SPI |
| 封装 / 外壳 | TQFP-48 (7x7 mm) | — |
| 安装方式 | SMD/SMT | — |
| 工作温度 | -40C to +105C | — |
| Packaging | Tape & Reel (R suffix) | — |
| Functional Safety | FuSa variant per DigiKey listing | — |
| Moisture Sensitivity Level | [DATA_NEEDED: MSL level] | — |
| Thermal Resistance (theta_JA) | [DATA_NEEDED: theta_JA] | — |
| RoHS 状态 | Compliant | Compliant |
| Core Processor | — | AVR |
| Maximum CPU Clock | — | 20 MHz |
| Program Memory (Flash) | — | 48 KB (24K x 16) |
| SRAM | — | 6 KB |
| EEPROM | — | 256 Bytes |
| Operating Voltage Range | — | 1.8 V to 5.5 V |
| GPIO Count | — | Up to 41 (on 48-pin package) |
| ADC | — | 16-channel x 10-bit |
| Timers | — | 5 |
| Debug Interface | — | UPDI (single-wire) |
| 封装 | — | 48-TQFP (7x7 mm) |
| 安装类型 | — | Surface Mount |
| 工作温度范围 | — | -40 C to +85 C (industrial) |