MCHPATSAMV71Q21B-AAB
Overview
The ATSAMV71Q21B-AAB is a high-performance 32-bit Arm Cortex-M7 microcontroller running at up to 300MHz, specifically designed for automotive and industrial grade applications. It features 2MB of Flash and 384KB of SRAM with ECC support to ensure high reliability in critical systems.
Why Choose This Part
This MCU provides a powerful 300MHz core with a Floating Point Unit (FPU) for demanding computational tasks. The inclusion of CAN-FD and MediaLB makes it ideal for modern vehicle networking, while the 2MB of Flash provides ample space for complex software stacks.
Applications
Key Specifications
Getting Started
Engineers can begin development using the SAM V71 Xplained Ultra evaluation kit (ATSAMV71-XULT). Software development is supported by Microchip Studio and the MPLAB X IDE, utilizing the Harmony v3 framework for peripheral configuration and middleware integration.
Dev Boards
Development boards and breakout modules featuring the ATSAMV71Q21B-AAB or compatible chips — ready to use for prototyping.
SAMV71Q Family
Comparing specs that differ across variants. The current part is highlighted.
| Part Number | Package | Stock |
|---|---|---|
| ATSAMV71Q21B-AAB (this part) | LQFP-144 | 794 |
| ATSAMV71Q21B-CB | TFBGA-144 | 1,137 |
| ATSAMV71Q21B-AABT | LQFP-144 | 1,641 |



