ATSAMD21E15B-AU vs ATSAMD21E17D-AF 对比
详细并排对比 ATSAMD21E15B-AU 出自 Microchip Technology 和 ATSAMD21E17D-AF 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
ATSAMD21E15B-AU - 32KB Flash ARM Cortex-M0+ MCU | Microchip
ATSAMD21E15B-AU ✓ 量产中Microchip Technology
ATSAMD21E17D-AF - ARM Cortex-M0+ MCU, 48MHz, 128KB | Microchip
ATSAMD21E17D-AF ✓ 量产中规格对比
| 参数 | ATSAMD21E15B-AU | ATSAMD21E17D-AF |
|---|---|---|
| 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） | $1.45 | $2.83 |
| Core | ARM Cortex-M0+ (32-bit) | ARM Cortex-M0+ (32-bit) |
| 最大时钟频率 | 48 MHz | — |
| Flash Memory | 32 KB | 128 KB |
| SRAM | 4 KB | 16 KB |
| 电源电压 | 1.62 V to 3.6 V (3.3 V nominal) | — |
| 工作温度 | -40 °C to +85 °C (industrial) | -40C to +125C (extended / automotive) |
| 封装 | 32-pin TQFP | 32-pin TQFP (7x7 mm) |
| GPIO Count | Up to 26 | — |
| ADC | 12-bit, 20 channels | 12-bit, up to 350 ksps, 14 channels |
| DAC | 10-bit, 1 channel | 12-bit, 2 channels |
| SERCOM | 6 configurable (UART/SPI/I²C) | 6 (configurable as USART/SPI/I2C/LIN) |
| Timers/Counters | TC x6, TCC x2 | — |
| Analog Comparators | 2 | — |
| RTC | Yes (32.768 kHz) | 32.768 kHz with calendar/alarm |
| Programming Interface | Serial Wire Debug (SWD) | — |
| RoHS 状态 | Compliant | Compliant |
| Maximum CPU Clock | — | 48 MHz |
| Auxiliary Flash (RWW) | — | 4 KB |
| 安装类型 | — | Surface Mount (Gull-Wing) |
| Supply Voltage (VDD) | — | 1.62 V to 3.63 V |
| USB | — | USB 2.0 Full-Speed with on-chip PHY |
| Timer/Counters | — | Three 16-bit TC |
| DMA Channels | — | 12-channel DMAC + 12-channel Event System |
| Temperature Grade | — | Automotive / Extended (AF suffix) |
| Functional Safety | — | FuSa firmware & documentation (IEC 61508 SIL 2 collateral) |