ATSAMD21-XPRO vs ATSAM3X-EK Comparison
Detailed side-by-side comparison of ATSAMD21-XPRO by Microchip Technology and ATSAM3X-EK by Microchip Technology. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Microchip Technology
ATSAMD21-XPRO - SAM D21 Xplained Pro ARM Cortex-M0+ Eval Board
ATSAMD21-XPRO β ActiveSpecification Comparison
| Parameter | ATSAMD21-XPRO | ATSAM3X-EK |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Development Boards | Development Boards |
| Lifecycle Status | Active | Obsolete |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $36.25 | $75.90 |
| Product Type | Evaluation Board (Xplained Pro) | MCU 32-Bit Embedded Evaluation Board |
| Target MCU | ATSAMD21J18A | β |
| Core Processor | ARM Cortex-M0+ 32-bit | ARM Cortex-M3 |
| CPU Max Frequency | 48 MHz | β |
| Flash Memory (on-chip) | 256 KB | β |
| SRAM | 32 KB | β |
| On-board SPI Flash | 1 MB | β |
| Low-frequency Crystal | 32.768 kHz | β |
| High-frequency Crystal | 12 MHz | β |
| Debug Interface | nEDBG (CMSIS-DAP) on-board | β |
| USB Connectors | 1x Micro-B (debug/CDC), 1x Micro-B (target) | β |
| Extension Headers | 3x 20-pin Xplained Pro (compatible with I/O1, OLED1, QT1, PROTO1) | β |
| User Inputs | 1x mechanical reset button, 1x user touch button | β |
| User Outputs | 1x user LED | β |
| Arduino-compatible Headers | Yes (subset of ATSAMD21J18A I/O) | β |
| Operating Voltage (target) | 3.3 V | β |
| Board Power Source | USB Micro-B | β |
| Supported IDEs | MPLAB X IDE, Atmel Studio 7, Atmel START | β |
| RoHS Status | Compliant | [DATA_NEEDED: RoHS status] |
| Form Factor | Xplained Pro standard (approx 88 mm x 53 mm) | β |
| Target Family | β | ATSAM3A, ATSAM3X Series |
| Core Architecture | β | 32-Bit |
| Contents | β | Board |
| Series | β | SAM3X |
| Packaging | β | Box |
| USB | β | High-speed USB with integrated transceiver |
| Family Category | β | General Embedded Dev Boards and Kits (MCU, DSP, FPGA, CPLD) |
| Evaluation Kit For | β | SAM3X & SAM3A |
| Software Support | β | Atmel/Microchip Studio, ASF3 |
| Lifecycle Status | β | Obsolete (per Octopart) |
| Operating Supply Voltage | β | [DATA_NEEDED: operating supply voltage] |
| Board Dimensions | β | [DATA_NEEDED: board dimensions] |
| On-board Debugger | β | [DATA_NEEDED: on-board debugger type] |
| Supported Toolchains | β | [DATA_NEEDED: supported toolchains] |