STMicroelectronics
Nucleo-F446RE
Best prototyping platform for embedded systems engineers and hobbyist developers.
Explore the STM32 Nucleo-F446RE, a versatile development board built for prototyping and concept validation. This board is powered by the robust STM32F446RE microcontroller and features an integrated ST-LINK debugger for streamlined development. It offers flexible power supply options and easy expansion capabilities via ARDUINO Uno V3 and ST morpho headers, ideal for connecting specialized shields. The Nucleo-F446RE includes comprehensive STM32Cube software libraries and examples, supporting major IDEs for a seamless user experience. It serves as an excellent platform for innovation and project development.
$27.90
Owner Satisfaction
4.5
/ 5
Category Rank
607
/ 1543
#607 in Development Boards
Price vs Category Average
-68%
Below average
Processor
3244632
/ STMFRE (-bit)
Who it's for
- Engineers tackling complex signal processing and high-speed computational tasks
- Developers leveraging established software libraries and rapid prototyping workflows
- Makers needing versatile hardware expansion and simplified integrated debugging
Who should skip it
- Novices intimidated by complex register-level configuration and hardware architecture
- Designers building energy-sensitive devices requiring long-term battery operation
- Hobbyists seeking an all-in-one board with integrated sensors or displays
Performance breakdown
Prototyping Versatility
Dual expansion headers offer unmatched flexibility for diverse hardware add-ons.
Debugging Efficiency
Integrated ST-LINK streamlines the development cycle without needing external hardware.
Software Ecosystem
STM32Cube libraries provide a robust foundation for rapid application development.
Hardware Compatibility
Arduino Uno V3 support ensures seamless integration with popular community shields.
Processing Power
The ARM Cortex-M4 core handles complex signal processing tasks with ease.
Developer Accessibility
Broad IDE support lowers the barrier for entry for new developers.
Key Specs
Processor
STM32F446RE (32-bit)
Form Factor
CARD (Nucleo-64)
Connectivity
ARDUINO Uno V3 expansion connector, ST morpho extension pin headers
Debugging Interface
ST-LINK (supports SWD and JTAG)
Power Input Types
ST-LINK USB VBUS, External sources
Onboard Oscillator
32.768 kHz crystal
Physical Interface Ports
USB-C, Micro USB, Mini USB
Onboard Debugger
True
Features
- Integrated ST-LINK debugger/programmer
- Arduino Uno V3 and ST morpho expansion
- Flexible power supply options
- Includes free STM32Cube software
- STM32F446RE microcontroller core
- On-board user LED and buttons
- Supports major embedded development IDEs
- Nucleo-64 form factor
What customers say
The STM32 Nucleo-F446RE is highly regarded as a powerful, feature-rich development board offering exceptional capability for its cost. Users value the Cortex-M4 core for demanding tasks like signal processing and complex control systems. The integrated debugger significantly streamlines development, a major benefit for serious users. Expansion flexibility is excellent due to Arduino shield compatibility and Morpho headers. However, the platform presents a steep learning curve. New users often find the STM32 ecosystem, including setup and documentation, complex. While the board is a reliable workhorse, its high potential value requires a significant initial time investment to master the development environment.
Know before you buy
No, the Nucleo-F446RE features an integrated ST-LINK debugger and programmer. You can connect it directly to your computer via USB to flash code and debug your projects without additional hardware.
Yes, the Nucleo-F446RE supports the Arduino IDE, making it accessible if you are already familiar with that ecosystem. It also supports major professional embedded development environments if you require more advanced features.
The board is equipped with Arduino Uno V3 connectors and ST morpho headers. This allows you to easily stack standard Arduino shields or use jumper wires to connect custom modules and sensors to the board's GPIO pins.
You have several options: you can power the board directly through the USB connection used for programming, or you can provide power via external sources through the dedicated power pins.
Yes, it is an excellent choice for beginners and professionals alike. It includes onboard user LEDs and buttons for quick testing, and it is backed by the comprehensive STM32Cube software library, which provides plenty of examples to help you get started.
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