ATSAMD21J15B-MFT vs ATSAMD21J17A-MF 对比
详细并排对比 ATSAMD21J15B-MFT 出自 Microchip Technology 和 ATSAMD21J17A-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
ATSAMD21J15B-MFT - 48MHz Cortex-M0+ MCU, 32KB Flash | Microchip
ATSAMD21J15B-MFT ✓ 量产中Microchip Technology
ATSAMD21J17A-MF - 48MHz Cortex-M0+ MCU 128KB Flash | Microchip
ATSAMD21J17A-MF ✓ 量产中规格对比
| 参数 | ATSAMD21J15B-MFT | ATSAMD21J17A-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） | $2.39 | $2.41 |
| Core Architecture | ARM Cortex-M0+ (ARMv6-M) | — |
| Maximum CPU Frequency | 48 MHz | 48 MHz |
| CoreMark Score | 2.46 CoreMark/MHz | — |
| Program Flash Memory | 32 KB | — |
| SRAM | 4 KB | 16 KB |
| 封装 | 64-pin QFN (9x9 mm) | 64-pin QFN (9x9 mm) with exposed pad |
| Operating Voltage (VDD) | 1.62 V to 3.63 V | — |
| 工作温度 | -40C to +125C (industrial grade) | -40C to +125C (industrial) |
| GPIO Count | Up to 52 (package-dependent) | — |
| ADC | 12-bit, up to 20 channels | 12-bit, up to 350 ksps |
| DAC | 10-bit, 1 channel | 10-bit, 350 ksps |
| Communication Interfaces | Up to 6x SERCOM (USART/I2C/SPI) | — |
| USB | USB 2.0 Full-Speed Device with on-chip transceiver | USB 2.0 Full-Speed Device/Host with on-chip transceiver |
| Timers | Multiple 16-bit TC, 32-bit TCC, RTC | — |
| DMA Channels | 12 channels | 12 |
| Internal Oscillator | 48 MHz DFLL-calibrated RC (2% accuracy) | — |
| External Crystal Support | 32.768 kHz RTC crystal, 0.4-12 MHz system crystal | — |
| 安装类型 | Surface Mount | Surface Mount |
| RoHS 状态 | Compliant | Compliant (Green) |
| MSL 等级 | 3 (168 hours) | [DATA_NEEDED: MSL level] |
| Core | — | ARM Cortex-M0+ (32-bit) |
| Family | — | SAM D21J (Functional Safety / FuSa) |
| Program Flash | — | 128 KB (128K x 8) |
| Read-While-Write Flash Region | — | 4 KB |
| 电源电压 | — | 1.62 V to 3.63 V |
| SERCOM Channels | — | 6 (configurable I2C/SPI/UART) |
| AEC-Q100 | — | Qualified (automotive grade per distributor listings) |