ATSAMD21E17D-AF vs ATSAMD21E17A-AF 对比
详细并排对比 ATSAMD21E17D-AF 出自 Microchip Technology 和 ATSAMD21E17A-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
ATSAMD21E17D-AF - ARM Cortex-M0+ MCU, 48MHz, 128KB | Microchip
ATSAMD21E17D-AF ✓ 量产中Microchip Technology
ATSAMD21E17A-AF - 48MHz Cortex-M0+ MCU, 128KB Flash | Microchip
ATSAMD21E17A-AF ✓ 量产中规格对比
| 参数 | ATSAMD21E17D-AF | ATSAMD21E17A-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） | $2.83 | $2.34 |
| Core | ARM Cortex-M0+ (32-bit) | ARM Cortex-M0+ (32-bit) |
| Maximum CPU Clock | 48 MHz | 48 MHz |
| Flash Memory | 128 KB | — |
| SRAM | 16 KB | 16 KB |
| Auxiliary Flash (RWW) | 4 KB | — |
| 封装 | 32-pin TQFP (7x7 mm) | 32-pin TQFP (7x7 mm) |
| 安装类型 | Surface Mount (Gull-Wing) | Surface Mount |
| Supply Voltage (VDD) | 1.62 V to 3.63 V | 1.62 V to 3.63 V |
| 工作温度 | -40C to +125C (extended / automotive) | — |
| USB | USB 2.0 Full-Speed with on-chip PHY | USB 2.0 Full-Speed Device |
| ADC | 12-bit, up to 350 ksps, 14 channels | — |
| DAC | 12-bit, 2 channels | — |
| SERCOM | 6 (configurable as USART/SPI/I2C/LIN) | — |
| Timer/Counters | Three 16-bit TC | Three 16-bit TC |
| RTC | 32.768 kHz with calendar/alarm | — |
| DMA Channels | 12-channel DMAC + 12-channel Event System | 12 |
| RoHS 状态 | Compliant | Compliant (GREEN) |
| Temperature Grade | Automotive / Extended (AF suffix) | — |
| Functional Safety | FuSa firmware & documentation (IEC 61508 SIL 2 collateral) | — |
| Family | — | SAM D21 / SAM D21E sub-family |
| Flash Program Memory | — | 128 KB |
| RWW (Read-While-Write) Partition | — | 4 KB auxiliary flash |
| 工作温度范围 | — | -40 C to +125 C (125C GREEN) |
| SERCOM Modules | — | Up to 6 (configurable as I2C/SPI/UART) |
| ADC / DAC | — | 12-bit ADC, 10-bit DAC |
| Debug Interface | — | Two-pin Serial Wire Debug (SWD) |
| Functional Safety (FuSa) | — | FuSa-capable family |