STMicroelectronics HTS221TR - Capacitive Digital Sensor for Humidity and Temperature

The HTS221TR from STMicroelectronics is a state-of-the-art digital sensor designed to provide precise measurements of relative humidity and temperature. This compact sensor is part of ST's family of environmental sensors, engineered to address the growing demand for advanced sensing technologies in a variety of applications, from home automation and industrial systems to consumer electronics.

With its cutting-edge capacitive sensing technology, the HTS221TR offers excellent reliability and long-term stability. It features a fully calibrated and linearized sensor output that can be easily accessed through a fast I²C interface. The sensor's humidity accuracy is rated at ±3.5% RH within a range of 20 to 80% RH, and its temperature accuracy is ±0.5°C within a range of 15 to 40°C, ensuring high precision in environmental monitoring tasks.

The HTS221TR operates over a wide supply voltage range of 1.7V to 3.6V, making it suitable for use in battery-powered devices where energy efficiency is paramount. Its low power consumption and power-down mode capability allow for further optimization of battery life in portable applications.

The sensor's small footprint and low height in a top-ported, surface-mount LGA package facilitate its integration into space-constrained designs. It also features an extensive set of user-programmable functions, such as adjustable data rate and humidity and temperature thresholds, which enable customization for various application requirements.

The HTS221TR is a robust sensor that can operate effectively in harsh environments, with an operating range from -40°C to +120°C for temperature and 0 to 100% RH for humidity. This versatility ensures reliable performance across diverse operating conditions.

In summary, the STMicroelectronics HTS221TR humidity and temperature sensor is an ideal choice for designers seeking a high-performance, easy-to-use digital sensor that combines accuracy, energy efficiency, and miniaturization. Its advanced features and customization options make it well-suited for a wide range of applications, ensuring precise environmental monitoring and control.