ATSAM3U-EK vs ATSAM3X-EK Comparison
Detailed side-by-side comparison of ATSAM3U-EK 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.
Specification Comparison
| Parameter | ATSAM3U-EK | 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) | $119.40 | $75.90 |
| Product Type | Evaluation Kit / Development Board | MCU 32-Bit Embedded Evaluation Board |
| Target MCU | SAM3U4E (AT91SAM3 family) | β |
| Core | 32-bit ARM Cortex-M3 | β |
| Core Speed | 96 MHz | β |
| SRAM | 48 KB | β |
| ROM | 16 KB | β |
| NAND Flash Support | 256 KB | β |
| Crystals On Board | 32.768 kHz and 12 MHz | β |
| USB | High-Speed USB with integrated transceiver | High-speed USB with integrated transceiver |
| Debug Interface | JTAG/SWD | β |
| Supported IDE | Atmel Studio 7 / Microchip Studio | β |
| Board Dimensions | [DATA_NEEDED: board dimensions] | [DATA_NEEDED: board dimensions] |
| Supply Voltage | [DATA_NEEDED: supply voltage] | β |
| Operating Temperature | [DATA_NEEDED: operating temperature] | β |
| RoHS Status | Compliant | [DATA_NEEDED: RoHS status] |
| Unit Price | USD 119.40 (as of 2026-09-20) | β |
| Target Family | β | ATSAM3A, ATSAM3X Series |
| Core Processor | β | ARM Cortex-M3 |
| Core Architecture | β | 32-Bit |
| Contents | β | Board |
| Series | β | SAM3X |
| Packaging | β | Box |
| 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] |
| On-board Debugger | β | [DATA_NEEDED: on-board debugger type] |
| Supported Toolchains | β | [DATA_NEEDED: supported toolchains] |