M485KIDAE

Introduction

The NuMicro® M485KIDAE from the M485 Crypto Series developed by Nuvoton is an advanced microcontroller designed for high performance and low power applications. With an Arm® Cortex®-M4F core, it offers digital signal processing (DSP) capabilities and efficient power consumption. Its design makes it suitable for secure embedded applications such as fingerprint modules, smart payment systems, secure Internet of Things (IoT) devices, and secure USB devices.

Function & Applications

The M485KIDAE is equipped with a range of features designed to support complex functions across a spectrum of applications. With its onboard cryptographic accelerator, it meets the needs of security-focused applications by providing functionalities like ECC, AES, DES/3DES, SHA, HMAC, and a random number generator. It also offers a rich set of interfaces, including multiple UART, SPI/I²S, I²C, USB OTG, and Secure Digital Host Controllers, which make it versatile for a variety of electronic devices and communication needs.

Performance Parameters

- Core: Up to 192 MHz operation speed with an Arm® Cortex®-M4F CPU
- Memory: 512 KB Flash, 160 KB SRAM with 32 KB cache
- Cryptography: Support for ECC, AES, SHA, and more
- Low power consumption: 175 µA/MHz dynamic power usage
- Analog Peripherals: ADC, DAC, Comparators, and Operational amplifiers
- Communication Interfaces: UART, I²C, SPI, and USB controllers

Package Types, Interface & Pin Configuration

The M485KIDAE is offered in an LQFP128 package type. This package supports a high number of I/Os and connectivity options without taking up too much PCB space, which is essential for complex but compact designs.

Reliability & Lifespan

Nuvoton's M485KIDAE is designed to operate reliably in industrial environments, with an operating temperature range from -40°C to +105°C. While Nuvoton's specific reliability metrics and lifespan information typically require detailed technical and environmental testing results, the use of a Cortex®-M4F core and robust packaging suggests it is built to last for the long haul in challenging environments.

Standards & Certifications

As with most microcontrollers, the M485KIDAE is likely to comply with relevant industry standards for safety, environmental regulations, and electronic compatibility. However, the exact certifications need to be confirmed from the manufacturer's documentation or by reaching out to Nuvoton directly.

Application Cases & Reference Designs

The M485KIDAE microcontroller is ideal for applications requiring secure data handling and processing capabilities at high speeds, such as in fingerprint modules for biometric authentication, smart payment systems for secure financial transactions, and secure IoT devices where data integrity and confidentiality is paramount. Nuvoton may provide reference designs or application notes to assist customers with their design process and showcase the microcontroller's capabilities in real-world scenarios. These references serve as valuable resources for engineers and developers who are incorporating the M485KIDAE into their projects.