ATSAMD21E18A-MF vs ATSAMD21-XPRO Comparison
Detailed side-by-side comparison of ATSAMD21E18A-MF by Microchip Technology and ATSAMD21-XPRO 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
ATSAMD21E18A-MF - 256KB Flash ARM Cortex-M0+ MCU | Microchip
ATSAMD21E18A-MF ✓ ActiveMicrochip Technology
ATSAMD21-XPRO - SAM D21 Xplained Pro ARM Cortex-M0+ Eval Board
ATSAMD21-XPRO ✓ ActiveSpecification Comparison
| Parameter | ATSAMD21E18A-MF | ATSAMD21-XPRO |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Development Boards |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $6.95 | $36.25 |
| Core Architecture | ARM Cortex-M0+ (32-bit) | — |
| Series | SAM D21E | — |
| Maximum Clock Frequency | 48 MHz | — |
| Flash Memory | 256 KB | — |
| SRAM | 32 KB | 32 KB |
| Operating Voltage Range | 1.6 V to 3.6 V | — |
| Operating Temperature Range | -40C to +125C | — |
| Package | 32-pin QFN (5x5 mm) | — |
| CoreMark Performance | 2.46 CoreMark/MHz | — |
| ADC | 12-bit, up to 20 channels | — |
| DAC | 10-bit | — |
| USB | USB 2.0 Full-Speed Device | — |
| SERCOM Interfaces | 6 configurable (I2C/SPI/UART) | — |
| DMAC Channels | 6 | — |
| Peripheral Touch Controller (PTC) | Yes | — |
| RoHS Status | Compliant | Compliant |
| Mounting Type | Surface Mount | — |
| Product Type | — | Evaluation Board (Xplained Pro) |
| Target MCU | — | ATSAMD21J18A |
| Core Processor | — | ARM Cortex-M0+ 32-bit |
| CPU Max Frequency | — | 48 MHz |
| Flash Memory (on-chip) | — | 256 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 |
| Form Factor | — | Xplained Pro standard (approx 88 mm x 53 mm) |