ATSAM3S-EK vs ATSAM3U-EK Comparison
Detailed side-by-side comparison of ATSAM3S-EK by Microchip Technology and ATSAM3U-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
ATSAM3S-EK - SAM3S4C ARM Cortex-M3 Evaluation Kit | Microchip
ATSAM3S-EK ObsoleteSpecification Comparison
| Parameter | ATSAM3S-EK | ATSAM3U-EK |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Development Boards | Development Boards |
| Lifecycle Status | Obsolete | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $0.00 | $119.40 |
| Tool Type | Evaluation Kit | β |
| Processor To Be Evaluated | SAM3S4C | β |
| Core | ARM Cortex-M3 | 32-bit ARM Cortex-M3 |
| Core Architecture | 32-bit | β |
| Maximum CPU Speed | 64 MHz | β |
| Embedded Flash | 256 KB | β |
| SRAM | 48 KB | 48 KB |
| NAND Flash Support | Yes | 256 KB |
| Clock Sources On Board | 32.768 kHz / 12 MHz | β |
| Product Category | Development Boards Kits - ARM | β |
| Brand (Original Manufacturer) | Atmel (now Microchip Technology) | β |
| Interface | [DATA_NEEDED: Interface type details] | β |
| Supply Voltage Range (SAM3S family) | 1.62 V to 3.6 V | β |
| Mounting Type | [DATA_NEEDED: board mounting form factor] | β |
| Operating Temperature | [DATA_NEEDED: operating temperature range] | [DATA_NEEDED: operating temperature] |
| RoHS Status | Compliant (per distributor listing) | Compliant |
| Lifecycle Status | Obsolete (per distributor data) | β |
| Product Type | β | Evaluation Kit / Development Board |
| Target MCU | β | SAM3U4E (AT91SAM3 family) |
| Core Speed | β | 96 MHz |
| ROM | β | 16 KB |
| Crystals On Board | β | 32.768 kHz and 12 MHz |
| USB | β | High-Speed USB with integrated transceiver |
| Debug Interface | β | JTAG/SWD |
| Supported IDE | β | Atmel Studio 7 / Microchip Studio |
| Board Dimensions | β | [DATA_NEEDED: board dimensions] |
| Supply Voltage | β | [DATA_NEEDED: supply voltage] |
| Unit Price | β | USD 119.40 (as of 2026-09-20) |