M091TD2AE

Introduction

The Nuvoton M091TD2AE microcontroller is part of the robust M091 series, tailored specifically for advanced analog sensor applications. Engineered with precision, this microcontroller incorporates a plethora of analog peripherals and system features to cater to a wide range of sensor technologies, positioning it as an ideal solution for developers looking to harness powerful computational capabilities alongside high-fidelity analog inputs and outputs.

Function & Applications

Designed with the intent to serve high-demand analog sensor applications, the M091TD2AE excels in environments requiring nuanced sensor data analysis and processing. Key applications include photoelectric sensors, pressure sensors, and positioning sensors, among others. These applications benefit from the microcontroller's synergistic combination of operational amplifiers, high-speed ADCs, and DACs, ensuring accurate sensor signal acquisition and processing.

Performance Parameters

At its core, the M091TD2AE operates on an Arm Cortex-M0 core, reaching speeds of up to 72 MHz. It boasts a memory architecture of 64 KB Flash and 8 KB SRAM, adequate for complex applications. The integration of 4 sets of 8 MHz GBW operational amplifiers, 4 sets of 12-bit DAC, and 14 channels of 2 MSPS 12-bit SAR ADC underlines its performance capabilities in analog signal processing. Additionally, its operational voltage ranges from 2.7V to 3.6V, complemented by an extended temperature range from -40°C to +105°C, highlighting its resilience in varied environmental conditions.

Package Types, Interface & Pin Configuration

The M091TD2AE microcontroller is provided in a compact QFN 33-pin package, measuring 4x4 mm, facilitating small form factor and dense PCB designs. Regarding interfacing, this microcontroller includes a comprehensive array of communication interfaces including UART with RS485 and One-wire mode, SPI, and two 1MHz I²C interfaces. The unit houses 22 I/O pins with interrupt capability, supporting four I/O modes and independent pull-up control, enriching its versatility for complex circuit integrations.

Reliability & Lifespan

Constructed to withstand rigorous operating conditions, the microcontroller incorporates robust power management featuring Power-on Reset, Brown-out Reset, and Low Voltage Reset. Protective measures such as EFT (4.4 kV) and ESD HBM (4 kV) tolerance further enhance its durability and reliability for long-term applications.

Standards & Certifications

Nuvoton's dedication to quality and reliability is evident in the M091TD2AE's compliance with industry standards, although specific certifications are not detailed in this brief.

Application Cases & Reference Designs

Given its potent blend of analog and digital functionalities, the M091TD2AE finds its prowess in sensor-based applications wherein precision and accuracy are paramount. Reference designs, especially for the targeted photoelectric, pressure, and positioning sensors, can significantly accelerate development time and bring efficiency to prototyping phases, thanks to comprehensive support from Nuvoton, including the NuMaker evaluation board and Nu-Link debugger compatibility with prominent IDEs.

In conclusion, the Nuvoton M091TD2AE microcontroller stands out as a pivotal component in the development and realization of sophisticated analog sensor systems, offering a balanced amalgamation of performance, reliability, and versatility to meet the demands of modern sensor-driven applications.