M262SIAAE

Introduction

The NuMicro® M262SIAAE is part of the M261/M262/M263 series from Nuvoton, designed for robust and efficient applications in the IoT sector. It is built around the Arm® Cortex®-M23 core, optimized for the Armv8-M architecture. This article will delineate the critical features, applications, and technical specifications of the M262SIAAE microcontroller.

Function & Applications

The M262SIAAE microcontroller thrives in IoT applications that demand low power consumption and advanced security features. Its diverse power modes and rapid wake-up capabilities are ideal for battery-powered devices. Enhanced security is achieved through features like secure boot, programmable XOM areas, and hardware-based encryption accelerators.

Regarding applications, the M262SIAAE is well-suited for smart home appliances, industrial automation, smart city infrastructures, IoT devices, wireless sensor nodes, electronic payment systems, portable data collectors, and handheld medical devices.

Performance Parameters

- Core operating frequencies up to 64 MHz.
- Integrates a multi-mode power management system including a dual voltage regulator for flexible power supply options.
- Low-power consumption metrics with various modes ranging from 97 µA/MHz in LDO-mode run to less than 2µA in Deep Power-down mode without VBAT.
- Provides a comprehensive set of peripheral interfaces, including PWM, ADC, DAC, UART, SPI/I²S, I²C, and more, catering to a wide array of external modules.
- Can interface with SD/SDHC/SDIO cards and integrates USB OTG capabilities for versatile data transfer and connections.

Package Types, Interface & Pin Configuration

The M262SIAAE comes in a LQFP64 package, measuring 7 mm x 7 mm. This package offers pin-to-pin compatibility, simplifying the migration and optimization steps in product development cycles. It supports a wide range of communication interfaces, ensuring versatile connectivity for various peripheral modules.

Reliability & Lifespan

Nuvoton's M262SIAAE microcontroller is engineered to function reliably within a broad temperature range (-40 to +105°C) and has been thoroughly vetted for performance and durability across different operational modes.

Standards & Certifications

The M262SIAAE adheres to multiple industry standards, including compliance with USB 2.0 for OTG applications and the SD Memory Card Specification Version 2.0, ensuring compatibility and reliability within the constructed frameworks.

Application Cases & Reference Designs

Nuvoton provides the NuMaker M261/M262/M263 evaluation boards and the Nu-Link debugger for developers to build and test their applications. Additionally, the microcontroller is supported by common IDEs such as Keil MDK, IAR EWARM, and NuEclipse with GNU GCC compilers, providing a flexible and effective development environment. Reference designs and support materials are made available by Nuvoton to ease integration and design-in processes.

Each of these sections forms a detailed narrative of the NuMicro® M262SIAAE, illustrating its strong suit in IoT applications where power efficiency and security are paramount. With its extensive feature set, this microcontroller represents a reliable choice for developers looking to create sophisticated and low-power IoT devices.