M2351KIAAE

Introduction

In an era where the integration of the physical world into digital systems is ever-increasing, the NuMicro® M2351 Series emerges as a pivotal technology in the realm of IoT security. The series, developed by Nuvoton, is particularly designed for IoT applications requiring secure data exchange and connection, without compromising on low power consumption‚integral to IoT innovation. The NuMicro® M2351 microcontroller series leverages the power-efficient Arm® Cortex®-M23 core with TrustZone® for Armv8-M architecture, providing heightened firmware security and enabling intelligent connected devices to flourish.

Function & Applications

The M2351 series is adept at handling various IoT applications where security is paramount. This includes secure connection IoT devices, smart home appliances, smart city infrastructure, wireless sensor nodes, auto meter reading systems, portable data collectors, digital currency authentication, and Trusted Execution Environments for Trusted Applications.

Performance Parameters

At the heart of the M2351KIAAE Series, the microcontroller operates at a frequency of up to 64 MHz and is equipped with 512 KB flash memory and 96 KB SRAM. The series stands out for its efficient power management, with various modes adjusting the power consumption tailored to different operational states‚a mere 1.5 µA in deep power-down without VBAT to 97 µA/MHz during normal run in LDO mode.

In terms of security functions, the M2351KIAAE includes features like secure boot, hardware crypto accelerators, and tamper detection pins to provide a fortified security layer for IoT applications. Coupled with the TrustZone® for ARM®v8-M, it ensures a comprehensive security framework for robust protection against threats.

Package Types, Interface & Pin Configuration

The NuMicro® M2351KIAAE is provided in an LQFP 128-pin package, harmonizing with rich connectivity options such as multiple UART, I²C, and SPI interfaces. It also includes ISO 7816-3 for smart card interfaces, adding to its versatility in secure communication.

Reliability & Lifespan

Signifying reliability and a long lifespan, the M2351 Series operates over a wide temperature range from -40°C to +105°C and voltage range from 1.7V to 3.6V. This robustness is crucial for IoT deployments in diverse environments.

Standards & Certifications

The M2351 series aligns with Arm® PSA and supports TBSA-M standards, which ensures its adherence to stringent security and technological standards set forth by the industry.

Application Cases & Reference Designs

Given its comprehensive security and power management features, the M2351KIAAE microcontroller can be used in a multitude of IoT application scenarios such as building secure smart home devices, implementing access control through biometric authentication, and developing energy-efficient smart city solutions. Nuvoton provides extensive resources, including application notes and sample code, to facilitate accelerated development and integration into various IoT solutions.

In summary, the NuMicro® M2351KIAAE Series stands as a testament to Nuvoton's commitment to secure, efficient, and reliable microcontroller solutions for the burgeoning spectrum of IoT applications. Its adherence to TrustZone® technology as well as power management innovations place it at the forefront of IoT security and sustainability.