ATSAMD21E18A-MF vs ATSAMD21E17L-MFT 对比
详细并排对比 ATSAMD21E18A-MF 出自 Microchip Technology 和 ATSAMD21E17L-MFT 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
ATSAMD21E18A-MF - 256KB Flash ARM Cortex-M0+ MCU | Microchip
ATSAMD21E18A-MF ✓ 量产中Microchip Technology
ATSAMD21E17L-MFT - 128KB Flash 48MHz Cortex-M0+ MCU | Microchip
ATSAMD21E17L-MFT ✓ 量产中规格对比
| 参数 | ATSAMD21E18A-MF | ATSAMD21E17L-MFT |
|---|---|---|
| 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） | $6.95 | $2.05 |
| Core Architecture | ARM Cortex-M0+ (32-bit) | — |
| Series | SAM D21E | — |
| 最大时钟频率 | 48 MHz | — |
| Flash Memory | 256 KB | — |
| SRAM | 32 KB | 16 KB |
| Operating Voltage Range | 1.6 V to 3.6 V | 1.62 V to 3.63 V |
| 工作温度范围 | -40C to +125C | -40 C to +125 C (extended, L suffix) |
| 封装 | 32-pin QFN (5x5 mm) | 32-VQFN (5x5 mm) with exposed pad |
| CoreMark Performance | 2.46 CoreMark/MHz | — |
| ADC | 12-bit, up to 20 channels | 12-bit, up to 350 ksps |
| DAC | 10-bit | 10-bit, 1 channel |
| USB | USB 2.0 Full-Speed Device | USB 2.0 Full-Speed Device with internal transceiver |
| SERCOM Interfaces | 6 configurable (I2C/SPI/UART) | — |
| DMAC Channels | 6 | — |
| Peripheral Touch Controller (PTC) | Yes | — |
| RoHS 状态 | Compliant | Compliant |
| 安装类型 | Surface Mount | Surface Mount |
| Product Family | — | SAM D21E (Cortex-M0+) |
| Core | — | ARM Cortex-M0+ (32-bit, single-core) |
| Maximum Clock Speed | — | 48 MHz |
| Program Memory (Flash) | — | 128 KB (128K x 8) |
| I/O Voltage | — | 3.3 V typical |
| 引脚数量 | — | 32 |
| SERCOM Modules | — | 6 (each reconfigurable as I2C/SPI/UART) |
| Analog Comparators | — | 2 |
| Touch Peripheral (PTC) | — | Yes (mutual Vcc) |
| RTC | — | Yes, with 32.768 kHz oscillator |
| AEC-Q100 Qualification | — | Yes |
| Functional Safety (FuSa) | — | Yes |
| MSL 等级 | — | 3 (168 hours) |