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NUCLEO-L4A6ZG

NUCLEO-L4A6ZG

STMicroelectronics
STM32L4A6 Nucleo-144 STM32L4 ARM® Cortex®-M4 MCU 32-Bit Embedded Evaluation Board
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Overview

The NUCLEO-L4A6ZG is a high-performance, ultra-low-power development board featuring the STM32L4A6 microcontroller based on the Arm Cortex-M4 core with a hardware cryptography accelerator. It provides a flexible platform for prototyping secure, energy-efficient applications with 1 MB of Flash and 320 KB of RAM. The board includes the ST Zio connector for Arduino Uno V3 compatibility and ST morpho headers for full access to all MCU I/Os.

Why Choose This Part

This Nucleo-144 board offers an integrated ST-LINK/V2-1 debugger which eliminates the need for external probes and supports USB re-enumeration for virtual COM ports. Its cryptography hardware enables fast encryption without taxing the 120 MHz CPU, while the extensive 320 KB RAM allows for complex RTOS and middleware stacks.

Applications

Secure IoT Nodes
Utilizing the integrated cryptography hardware for AES, hash, and true random number generation in connected sensors.
Battery-Powered Industrial Monitoring
Taking advantage of the ultra-low-power modes and 120 MHz performance to process sensor data while maintaining long battery life.
USB-C Peripheral Development
Developing portable devices using the on-board USB OTG Full Speed interface with Micro-AB connectivity.
Portable Medical Devices
Building compact diagnostic equipment that requires a balance of high memory density and low power consumption.

Key Specifications

Type MCU 32-Bit
Contents Board(s)
Platform Nucleo-144
Mounting Type Fixed
Core Processor ARM Cortex-M4
Utilized IC / Part STM32L4A6

Getting Started

Start by connecting the board via the USB Micro-B cable to use the on-board ST-LINK debugger with STM32CubeIDE or Keil MDK. Utilize the STM32CubeL4 MCU Package to access comprehensive software libraries and cryptography examples. The ST Zio and morpho connectors allow for immediate expansion with Arduino shields or custom breadboard circuits.

Also Consider

NUCLEO-L496ZG STMicroelectronics - An alternative for applications that require similar ultra-low-power performance but do not need the dedicated hardware cryptography engine.
NUCLEO-F446ZE STMicroelectronics - Suitable if higher raw processing performance and extensive PWM channels are required over ultra-low-power consumption.