ATSAME54-XPRO vs ATSAMC21-XPRO Comparison
Detailed side-by-side comparison of ATSAME54-XPRO by Microchip Technology and ATSAMC21-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
ATSAME54-XPRO - SAM E54 120MHz Cortex-M4F Evaluation Board | Microchip
ATSAME54-XPRO ✓ ActiveMicrochip Technology
ATSAMC21-XPRO - SAM C21 Xplained Pro Evaluation Kit | Microchip
ATSAMC21-XPRO ✓ ActiveSpecification Comparison
| Parameter | ATSAME54-XPRO | ATSAMC21-XPRO |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Development Boards | Development Boards |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $80.40 | $43.08 |
| Product Type | Evaluation Kit / Development Board | Evaluation / Development Board |
| Target MCU | ATSAME54P20A | ATSAMC21J18A |
| Core Processor | ARM Cortex-M4F (with FPU and DSP extensions) | ARM Cortex-M0+ 32-bit |
| Core Architecture | 32-bit RISC | ARMv6-M |
| Maximum Clock Speed | 120 MHz | — |
| Flash Memory | 1 MB dual-panel Flash with ECC (on target MCU) | — |
| SRAM | 256 KB with ECC (on target MCU) | — |
| Embedded Debugger | Atmel EDBG (onboard, no external probe required) | — |
| Debug Interfaces | 10-pin Cortex Debug (SWD), 20-pin Cortex Debug + ETM (4-bit trace) | — |
| Main Crystal | 12 MHz | — |
| Backup Crystal | 32.768 kHz (RTC reference) | — |
| Backup Power | Supercapacitor for RTC retention | — |
| CAN Transceiver | ATA6561 (CAN-FD capable) | — |
| Extension Headers | 2x Xplained Pro extension headers, mikroBUS socket | 3x Xplained Pro (EXT1, EXT2, EXT3) |
| Capture Interface | Parallel Capture Controller (ArduCAM compatible) header | — |
| USB Interfaces | USB-C debug (EDBG), USB-C micro-B device | — |
| Operating System Support | Azure RTOS, Zephyr RTOS, FreeRTOS, TinyGo, MPLAB X, Atmel Studio 7 | — |
| RoHS Status | Compliant | Compliant |
| Operating Frequency | — | [DATA_NEEDED: max MHz] |
| On-board Flash (target MCU) | — | 256 KB |
| On-board SRAM (target MCU) | — | 32 KB |
| Supply Voltage (board) | — | 5V via USB or external |
| Digital I/O Voltage | — | 5V tolerant |
| On-board Debugger | — | EDBG (CMSIS-DAP / DGI / CDC) |
| Debug Interface | — | USB (micro-B) to host PC |
| Current Measurement Header | — | 1x2 100 mil, marked MCU current |
| Buttons | — | Reset + 2x QTouch |
| LEDs | — | Power LED + Status LED + User LED |
| On-board MCU Package | — | 64-pin TQFP / VQFN-style |
| Operating Temperature | — | 0C to +70C (commercial dev kit) |