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STMicroelectronics NUCLEO-L412RB-P

Name: NUCLEO-L412RB-P
Brand: STMicroelectronics
SKU: NUCLEO-L412RB-P
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

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Part No.:: NUCLEO-L412RB-P

Manufacturer:: STMicroelectronics

Category:: Embedded MCU, DSP Evaluation Boards

Package:

Datasheet:: NUCLEO-L412RB-P.pdf

Description:: NUCLEO-64 STM32L412RB EVAL BRD

Quantity:: RFQ Add To RFQ list

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Inventory:138

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Product details

Overview

NUCLEO-L412RB-P from STMicroelectronics is an STM32 Nucleo-32 development board built around the STM32L412KBU6 32-bit Arm Cortex-M4 microcontroller with 128 KB Flash, 48 MHz max CPU frequency, and ultra-low-power operation. It integrates an on-board ST-LINK/V2-1 debugger/programmer, ARDUINO Nano V3 expansion connector, and Micro-AB USB interface for programming and virtual COM port communication.

For engineers reviewing the NUCLEO-L412RB-P datasheet, NUCLEO-L412RB-P pinout, NUCLEO-L412RB-P application, or NUCLEO-L412RB-P equivalent, this board supports rapid prototyping of battery-powered IoT edge nodes, sensor hubs, and portable medical devices requiring verified low-power firmware execution, USB-based debug visibility, and shield-compatible peripheral expansion.

Technical Context

The board implements a complete, self-contained evaluation platform for the STM32L412KBU6 - a power-optimized MCU featuring ART Accelerator™ for zero-wait-state Flash execution at 48 MHz, 1.71–3.6 V supply range, and multiple low-power modes (Stop 2, Standby with RTC). Its embedded ST-LINK/V2-1 provides SWD debugging, mass storage programming, and Virtual COM port over a single USB connection.

Hardware interfaces include a user LED (LD2, connected to PA5), reset push-button (B1, connected to PC13), and dual-purpose ARDUINO Nano V3 header supporting GPIO, UART, SPI, I²C, and ADC signals mapped from the MCU's 32-pin UFQFPN package. No external debugger is required.

Key Specifications

Parameter	Value and Actual Design Meaning
Target MCU	STM32L412KBU6: 32-bit Arm Cortex-M4F @ 48 MHz, 128 KB Flash, 40 KB SRAM
Debug Interface	Integrated ST-LINK/V2-1: SWD debug + Virtual COM port + mass storage device via Micro-AB USB
Expansion Header	ARDUINO Nano V3 pinout: 12 GPIO, 2x UART, 2x SPI, 2x I²C, 6x ADC channels, 1x DAC
Power Options	USB VBUS (5 V) or external 5–12 V via VIN pin; regulated 3.3 V output available for shields
On-board Clock	No external crystal oscillator - relies on internal 16 MHz RC and 32 kHz LSE for RTC (no 24 MHz crystal as on G431KB variant)
Physical Form	32-pin UFQFPN footprint compatible board; 34 × 18 mm PCB size; red solder mask

Availability

NUCLEO-L412RB-P is available at Aetrix Electronics and suitable for low-power sensor node development, wearable health monitors, and industrial data loggers requiring stable component supply, consistent board revision (MB1180), and long-term toolchain support across STM32CubeIDE, IAR EWARM, and Keil MDK-ARM.

Supply support for NUCLEO-L412RB-P includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.

Manufacturer

STMicroelectronics is a global semiconductor leader headquartered in Geneva, Switzerland, designing and manufacturing microcontrollers, analog ICs, MEMS, and power solutions for industrial, automotive, and consumer applications.

The STM32 Nucleo-32 series targets rapid prototyping and education, delivering standardized, low-cost evaluation platforms with unified software compatibility across STM32 product lines - specifically optimized for ultra-low-power Arm Cortex-M cores like the L4 series.

FAQ

Does NUCLEO-L412RB-P include an external crystal oscillator?

No. Unlike the NUCLEO-G431KB variant, the NUCLEO-L412RB-P does not integrate a 24 MHz crystal oscillator. It uses the STM32L412KBU6's internal 16 MHz RC oscillator for system clock and optional 32.768 kHz LSE for RTC functionality. External timing components must be added separately if required for high-precision applications.

What IDEs are officially supported for firmware development on this board?

NUCLEO-L412RB-P is fully supported by STM32CubeIDE (free, cross-platform), IAR Embedded Workbench for Arm (Windows only), and Keil MDK-ARM (Windows, with free version for Cortex-M0/M0+; full license required for M4). All support SWD debugging via the integrated ST-LINK/V2-1 without additional hardware.

Can the ARDUINO Nano V3 header drive 5 V logic peripherals directly?

No. The ARDUINO Nano V3 header on NUCLEO-L412RB-P operates at 3.3 V logic levels only, matching the STM32L412KBU6 I/O voltage. Connecting 5 V peripherals may damage the MCU. Level-shifting circuitry or 3.3 V–compatible shields (e.g., X-NUCLEO-IKS01A3) are required for safe interfacing.

Is the ST-LINK/V2-1 on this board field-upgradable?

Yes. The ST-LINK/V2-1 firmware on NUCLEO-L412RB-P can be updated using ST's official STSW-LINK007 utility or STM32CubeProgrammer. Updates enable new debug features, improved USB enumeration stability, and compatibility with newer STM32 families - critical for maintaining long-term development environment consistency.

NUCLEO-L412RB-P Specifications

Product attributes: Attribute value

Manufacturer:: STMicroelectronics

Series:: STM32L4

Packaging:: Bulk

Product Status:: Active

Type:: MCU 32-Bit

Core Processor:: ARM® Cortex®-M4

Platform:: Nucleo-64

Utilized IC / Part:: STM32L412

Mounting Type:: Fixed

Contents:: Board(s)

NUCLEO-L412RB-P FAQ

1.How can I place an order for NUCLEO-L412RB-P through Aetrix?

Please submit a Request for Quotation (RFQ) for NUCLEO-L412RB-P on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.

2.Are the price and stock information for NUCLEO-L412RB-P reliable?

The price and inventory of NUCLEO-L412RB-P are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for NUCLEO-L412RB-P is usually 5 days.

3.What payment methods are accepted for NUCLEO-L412RB-P?

We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for NUCLEO-L412RB-P transactions.

Note: Certain payment methods may incur a processing fee.

4.How is shipping managed for NUCLEO-L412RB-P?

NUCLEO-L412RB-P orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.

Once your NUCLEO-L412RB-P order is processed, you will receive an email with the shipment details and tracking number.

Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.

5.How can I obtain technical support or documentation for NUCLEO-L412RB-P?

For technical support, including NUCLEO-L412RB-P datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your NUCLEO-L412RB-P requirements.

6.How does Aetrix verify that NUCLEO-L412RB-P is sourced from the original manufacturer or authorized distributors?

All NUCLEO-L412RB-P products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that NUCLEO-L412RB-P meets industry standards.

7.What is the process for return or replacement of NUCLEO-L412RB-P?

All NUCLEO-L412RB-P units undergo pre-shipment inspection (PSI). If there is an issue with NUCLEO-L412RB-P, returns or replacements are accepted under the following conditions:

1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.

2.The issue is reported within 90 days of delivery.

3.The NUCLEO-L412RB-P part is unused and in its original packaging.

Return procedure for NUCLEO-L412RB-P:

1.Submit a request within 90 days.

2.Obtain a Return Material Authorization (RMA) from Aetrix.

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