ATSAML21-XPRO vs ATSAML21-XPRO-B 对比
详细并排对比 ATSAML21-XPRO 出自 Microchip Technology 和 ATSAML21-XPRO-B 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
ATSAML21-XPRO-B - SAM L21 Xplained Pro Evaluation Kit | Microchip
ATSAML21-XPRO-B ✓ 量产中规格对比
| 参数 | ATSAML21-XPRO | ATSAML21-XPRO-B |
|---|---|---|
| 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 | $101.92 |
| Product Type | Evaluation Kit / Development Board | Evaluation / Development Board |
| Target MCU | ATSAML21J18A (SAM L21 family) | ATSAML21J18B |
| 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 | — |
| 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 | — |
| 封装 | Xplained Pro PCB (158 x 100 mm class) | — |
| RoHS 状态 | Compliant | — |
| Series | — | SAM L Xplained Pro |
| MCU Core | — | ARM Cortex-M0+ 32-bit |
| 最大时钟频率 | — | 48 MHz |
| CoreMark/MHz | — | 2.46 |
| Flash Memory (on-board MCU) | — | 256 KB |
| SRAM (on-board MCU) | — | 32 KB |
| Operating Voltage | — | 3.3 V |
| Debug Interface | — | Embedded Debugger (EDBG) over USB |
| Expansion Interface | — | 3x Xplained Pro extension headers |
| Crystal | — | 32.768 kHz RTC crystal (on-board) |
| Connectivity | — | USB Micro-B, 3 Xplained Pro headers |
| Form Factor | — | Xplained Pro |
| Supported IDE | — | MPLAB X IDE, Microchip Studio, MPLAB Harmony 3 |
| Compliance | — | RoHS |