NUCLEO-F446RE STM32 Nucleo Development Board

The STMicroelectronics NUCLEO-F446RE STM32 Nucleo Development Board is a versatile prototyping platform based on the STM32F446RE microcontroller featuring a 32-bit ARM Cortex-M4 core running at 180 MHz. It provides a rich set of peripherals, 512 KB Flash memory, and 128 KB SRAM for high-performance embedded applications. The board includes Arduino Uno and ST morpho headers for easy expansion and peripheral integration. It supports USB connectivity, ST-LINK/V2-1 debugger, and is fully compatible with STM32CubeIDE and other development tools. Ideal for rapid prototyping, motor control, signal processing, and IoT applications.

Memory & Storage

• Flash Memory | 512 KB

• SRAM | 128 KB

• EEPROM | Emulated in Flash

Power Supply

• Operating Voltage | 3.3 V

• Input Voltage (via USB or VIN pin) | 7 – 12 V

• Power Consumption | < 300 mA (typical, application-dependent)

Connectivity & Interfaces

• Communication Interfaces | UART, SPI, I²C, CAN, USB 2.0 FS, I²S

• Debug Interface | ST-LINK/V2-1 onboard debugger/programmer

• Arduino Compatibility | Arduino Uno R3-style headers

• ST Morpho Connector | Full access to all STM32 I/Os

Performance & Features

• Floating Point Unit | Single-precision FPU

• Timers | 16-bit and 32-bit timers with PWM and capture/compare modes

• ADC | 12-bit, up to 16 channels

• DAC | 2 channels, 12-bit resolution

Physical & Environmental

• Dimensions | 73.66 mm × 53.34 mm (Arduino Uno form factor)

• Operating Temperature | −40 °C to +85 °C

• Mounting Type | Through-hole (pin headers)