ATSAML21-XPRO vs ATSAMD21-XPRO 对比
详细并排对比 ATSAML21-XPRO 出自 Microchip Technology 和 ATSAMD21-XPRO 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
ATSAMD21-XPRO - SAM D21 Xplained Pro ARM Cortex-M0+ Eval Board
ATSAMD21-XPRO ✓ 量产中规格对比
| 参数 | ATSAML21-XPRO | ATSAMD21-XPRO |
|---|---|---|
| 品牌 | Microchip Technology | Microchip Technology |
| 分类 | Development Boards | Development Boards |
| 生命周期状态 | 有效 | 有效 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $66.75 | $36.25 |
| Product Type | Evaluation Kit / Development Board | Evaluation Board (Xplained Pro) |
| Target MCU | ATSAML21J18A (SAM L21 family) | ATSAMD21J18A |
| CPU Core | ARM Cortex-M0+ 32-bit | — |
| Maximum CPU Frequency | 48 MHz | — |
| CoreMark Performance | 2.46 CoreMark/MHz | — |
| On-chip Flash | 256 KB | — |
| On-chip SRAM | 32 KB | — |
| Low-frequency Crystal | 32.768 kHz | 32.768 kHz |
| Active Mode Current | < 35 µA/MHz | — |
| Sleep Mode Current | 200 nA | — |
| Embedded Debugger | EDBG (USB drag-and-drop, CMSIS-DAP, virtual COM, DGI) | — |
| Extension Connectors | 3x Xplained Pro 20-pin headers | — |
| User Interface | 1x mechanical reset button, 1x user button, 2x user LEDs, QTouch button | — |
| Power Input | USB micro-B or external header | — |
| Supported IDEs | Microchip Studio, MPLAB X IDE, MPLAB Harmony, Zephyr RTOS | MPLAB X IDE, Atmel Studio 7, Atmel START |
| 封装 | Xplained Pro PCB (158 x 100 mm class) | — |
| RoHS 状态 | Compliant | Compliant |
| Core Processor | — | ARM Cortex-M0+ 32-bit |
| CPU Max Frequency | — | 48 MHz |
| Flash Memory (on-chip) | — | 256 KB |
| SRAM | — | 32 KB |
| On-board SPI Flash | — | 1 MB |
| High-frequency Crystal | — | 12 MHz |
| Debug Interface | — | nEDBG (CMSIS-DAP) on-board |
| USB Connectors | — | 1x Micro-B (debug/CDC), 1x Micro-B (target) |
| Extension Headers | — | 3x 20-pin Xplained Pro (compatible with I/O1, OLED1, QT1, PROTO1) |
| User Inputs | — | 1x mechanical reset button, 1x user touch button |
| User Outputs | — | 1x user LED |
| Arduino-compatible Headers | — | Yes (subset of ATSAMD21J18A I/O) |
| Operating Voltage (target) | — | 3.3 V |
| Board Power Source | — | USB Micro-B |
| Form Factor | — | Xplained Pro standard (approx 88 mm x 53 mm) |