ATSAMD51J18A-MF vs ATSAMD51J19A-MF 对比
详细并排对比 ATSAMD51J18A-MF 出自 Microchip Technology 和 ATSAMD51J19A-MF 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
ATSAMD51J18A-MF - 120MHz Cortex-M4F MCU, 256KB Flash | Microchip
ATSAMD51J18A-MF ✓ 量产中Microchip Technology
ATSAMD51J19A-MF - 120MHz Cortex-M4F MCU, 512KB Flash | Microchip
ATSAMD51J19A-MF ✓ 量产中规格对比
| 参数 | ATSAMD51J18A-MF | ATSAMD51J19A-MF |
|---|---|---|
| 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） | $4.60 | $5.40 |
| Core Architecture | ARM Cortex-M4F with FPU | — |
| Maximum CPU Frequency | 120 MHz | — |
| Program Memory (Flash) | 256 KB | 512 KB |
| SRAM | 128 KB | 192 KB |
| Operating Voltage Range | 3.3 V (typ [DATA_NEEDED: full min/max]) | 1.71 V to 3.6 V |
| 封装 | 64-pin QFN (9x9 mm) with exposed pad | 64-QFN (9x9 mm) with exposed pad |
| 引脚数量 | 64 | — |
| 安装类型 | Surface Mount | Surface Mount |
| AEC-Q100 | Qualified | — |
| Temperature Grade | Automotive / Extended Industrial | — |
| USB | USB 2.0 Full-Speed Device/Host | Full-Speed USB 2.0 with on-chip PHY |
| ADC | 12-bit, up to 1 MSPS | 12-bit, 1 MSPS |
| DAC | 2x 12-bit | 2x 12-bit, 1 MSPS |
| CAN | 2x CAN-FD | — |
| SERCOM | Multiple configurable UART/SPI/I2C | — |
| RoHS 状态 | Compliant | Compliant |
| MSL 等级 | [DATA_NEEDED: MSL level] | 3 (168 hours) |
| Core | — | ARM Cortex-M4F with FPU |
| Maximum Clock Speed | — | 120 MHz |
| GPIO Count | — | Up to 51 |
| 工作温度 | — | -40C to +125C (extended) |
| Cryptographic Accelerator | — | AES, SHA, TRNG |
| Serial Peripherals (SERCOM) | — | Up to 8 (configurable I2C/SPI/UART) |