ATSAMD21E17A-MF vs ATSAMD21E18A-MF 对比
详细并排对比 ATSAMD21E17A-MF 出自 Microchip Technology 和 ATSAMD21E18A-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
ATSAMD21E17A-MF - 48MHz Cortex-M0+ MCU 128KB Flash | Microchip
ATSAMD21E17A-MF ✓ 量产中Microchip Technology
ATSAMD21E18A-MF - 256KB Flash ARM Cortex-M0+ MCU | Microchip
ATSAMD21E18A-MF ✓ 量产中规格对比
| 参数 | ATSAMD21E17A-MF | ATSAMD21E18A-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） | $3.49 | $6.95 |
| Manufacturer | Microchip Technology (formerly Atmel) | — |
| Series | SAM D21E | SAM D21E |
| Core | ARM Cortex-M0+ 32-bit | — |
| 最大时钟频率 | 48 MHz | 48 MHz |
| CoreMark/MHz | 2.46 | — |
| Flash Memory | 128 KB (128K x 8) | 256 KB |
| SRAM | 16 KB | 32 KB |
| RWW Flash Section | 4 KB | — |
| Supply Voltage (VDD) | 1.62 V to 3.63 V | — |
| 工作温度 | -40C to +125C (industrial) | — |
| 封装 | 32-VQFN (5x5 mm) with exposed pad | 32-pin QFN (5x5 mm) |
| 安装类型 | Surface Mount | Surface Mount |
| USB Interface | USB 2.0 Full-Speed device with internal PHY | — |
| SERCOM Channels | 6 (each configurable as UART, SPI, or I2C) | — |
| ADC | 12-bit, up to 1 MSPS, up to 20 channels | 12-bit, up to 20 channels |
| DAC | 10-bit, 350 kSPS, 1 channel | 10-bit |
| Analog Comparators | 2 | — |
| Timers/Counters | 24-bit TCC, multiple 16-bit TC | — |
| GPIO | Up to 26 (package dependent) | — |
| RoHS 状态 | Compliant (Green) | Compliant |
| MSL 等级 | MSL3 (per JEDEC J-STD-020) | — |
| Core Architecture | — | ARM Cortex-M0+ (32-bit) |
| Operating Voltage Range | — | 1.6 V to 3.6 V |
| 工作温度范围 | — | -40C to +125C |
| CoreMark Performance | — | 2.46 CoreMark/MHz |
| USB | — | USB 2.0 Full-Speed Device |
| SERCOM Interfaces | — | 6 configurable (I2C/SPI/UART) |
| DMAC Channels | — | 6 |
| Peripheral Touch Controller (PTC) | — | Yes |