ATSAMD21-XPRO vs ATSAM3X-EK 对比
详细并排对比 ATSAMD21-XPRO 出自 Microchip Technology 和 ATSAM3X-EK 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 | ATSAMD21-XPRO | ATSAM3X-EK |
|---|---|---|
| 品牌 | Microchip Technology | Microchip Technology |
| 分类 | Development Boards | Development Boards |
| 生命周期状态 | 有效 | Obsolete |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $36.25 | $75.90 |
| Product Type | Evaluation Board (Xplained Pro) | MCU 32-Bit Embedded Evaluation Board |
| Target MCU | ATSAMD21J18A | — |
| Core Processor | ARM Cortex-M0+ 32-bit | ARM Cortex-M3 |
| CPU Max Frequency | 48 MHz | — |
| Flash Memory (on-chip) | 256 KB | — |
| SRAM | 32 KB | — |
| On-board SPI Flash | 1 MB | — |
| Low-frequency Crystal | 32.768 kHz | — |
| 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 | — |
| Supported IDEs | MPLAB X IDE, Atmel Studio 7, Atmel START | — |
| RoHS 状态 | Compliant | [DATA_NEEDED: RoHS status] |
| Form Factor | Xplained Pro standard (approx 88 mm x 53 mm) | — |
| Target Family | — | ATSAM3A, ATSAM3X Series |
| Core Architecture | — | 32-Bit |
| Contents | — | Board |
| Series | — | SAM3X |
| Packaging | — | Box |
| USB | — | High-speed USB with integrated transceiver |
| Family Category | — | General Embedded Dev Boards and Kits (MCU, DSP, FPGA, CPLD) |
| Evaluation Kit For | — | SAM3X & SAM3A |
| Software Support | — | Atmel/Microchip Studio, ASF3 |
| 生命周期状态 | — | Obsolete (per Octopart) |
| 工作电源电压 | — | [DATA_NEEDED: operating supply voltage] |
| Board Dimensions | — | [DATA_NEEDED: board dimensions] |
| On-board Debugger | — | [DATA_NEEDED: on-board debugger type] |
| Supported Toolchains | — | [DATA_NEEDED: supported toolchains] |