Cortex M4 MCU 512 KB Flash
The NUC442VI8AE, part of Nuvoton's NUC442/472 Series, is a sophisticated 32-bit microcontroller device. It features an in-built Arm® Cortex®-M4 core and exhibits a high degree of operational flexibility, designed for use at voltages ranging from 2.5 to 5.5V and temperatures from -40 to +105 ℃. However, this microcontroller is now flagged as 'Not Recommended For New Designs' (NRND), with the recommended replacements being M482 USB FS OTG Series, M484 USB HS OTG Series, M487 Ethernet Series, M483 CAN Series, and the M483 CAN Series.
Function & Applications
The utility of NUC442VI8AE spans many sectors including Industrial Automation, Programmable Logic Controllers (PLCs), inverters, home automation, security alarm systems, portable data collectors, USB accessories, smart card readers, and motor control mechanisms.
This microcontroller operates at a maximum frequency of 84 MHz and is equipped with key features such as 256/512 KB of Flash Memory, 64 KB of SRAM and a Data Flash configurable mechanism. It also supports dual 12-bit ADCs with up to 16 channels and up to 1 MSPS. The system is topped off with a 16-bit PWM supporting up to 16 channels and four timers. In terms of clock control, the unit houses a 4 to 24 MHz external crystal oscillator, 32.768 kHz crystal oscillator, 22.1184 MHz internal RC oscillator and a 10 kHz internal RC oscillator.
Package Types, Interface & Pin Configuration
NUC442VI8AE is offered in the package type of LQFP100. This extensive array allows for broad connectivity options: 10/100 Mbps Ethernet MAC with RMII and MII, USB 2.0 OTG with USB 2.0 HS, up to two CANs, up to six UARTs with RS-485 and LIN, up to four SPIs, up to five I2Cs (up to 1 MHz), up to six smart card interfaces, up to two I2S interfaces, and up to two QEI interfaces.
Reliability & Lifespan
While specific lifespan details are not given, the NUC442VI8AE is marked with high immunity ratings, making it resilient to Electromagnetic Interference (EMI) and Electrostatic Discharge (ESD). It has an 8 kV ESD and 4 kV EFT rating, which testifies to its robustness and reliability.
Standards & Certifications
Specific standards and certifications relevant to the NUC442VI8AE have not been outlined in the given specifications.
Application Cases & Reference Designs
While specific application cases and reference designs have not been detailed in the given specifications, the versatility of NUC442VI8AE is evident from its broad range of potential applications such as in Industrial Automation, PLCs, inverters, home automation, security alarm systems, portable data collectors, USB accessories, smart card readers, and motor control mechanisms.
For more accurate data on the application cases and reference designs, further in-depth information or detailed manuals provided by Nuvoton would be needed.