HTS221TR

The HTS221TR is a capacitive digital sensor designed for accurate environmental monitoring, specifically for measuring relative humidity (RH) and temperature. Manufactured by STMicroelectronics, this sensor is particularly suited for applications in home automation, smart appliances, and HVAC systems due to its high precision and reliability.
Key features of the HTS221TR include an operating voltage range of 1.7V to 3.6V, making it compatible with a wide range of microcontrollers and systems. It boasts a humidity measurement range from 0% to 100% RH with a typical accuracy of ±3.5% RH. For temperature, it can measure from -40°C to +120°C with an accuracy of ±0.5°C. The sensor's digital output is accessible via an I²C or SPI interface, allowing for easy integration into various applications.
Additionally, the HTS221TR is known for its low power consumption, making it ideal for battery-powered devices. The compact design of the sensor, in a small LGA package, allows for space-efficient implementation in both new and existing designs. Overall, the HTS221TR is valued for its performance, versatility, and cost-effectiveness in environmental sensing applications.

The HTS221TR is a capacitive digital sensor designed for measuring relative humidity and temperature. It boasts several key features that make it suitable for a variety of applications:
1. High Accuracy: The sensor delivers accurate humidity readings with a tolerance of ±3.5% and temperature readings with a tolerance of ±0.5°C.
2. Wide Operating Range: It operates effectively within a humidity range of 0% to 100% and a temperature range of -40°C to +120°C.
3. Low Power Consumption: With an ultra-low power design, it is ideal for battery-operated devices, consuming minimal energy during operation.
4. I2C/SPI Interface: The HTS221TR supports both I2C and SPI communication protocols, allowing for flexible integration with various microcontrollers and systems.
5. Compact Design: Packaged in a small, 2 mm x 2 mm x 0.9 mm plastic LGA package, it is suitable for space-constrained applications.
6. Factory Calibrated: It comes pre-calibrated, ensuring quick deployment and reliable performance without the need for additional calibration.
7. Built-in Heater: The sensor includes an integrated heater to mitigate condensation in high humidity environments.
These features make the HTS221TR suitable for smart home devices, weather stations, HVAC systems, and other applications requiring precise environmental monitoring.

The HTS221TR is a digital humidity and temperature sensor housed in a compact plastic land grid array (LGA) package, specifically designed for surface mount technology (SMT). This package type is well-suited for integration into a wide range of electronic devices due to its small size and low profile.

The HTS221TR is a capacitive digital sensor for relative humidity and temperature. It is typically housed in a small LGA (Land Grid Array) package with a 6-pin configuration. Here's a brief overview of the pin functions:
1. VDD: This is the supply voltage pin, typically requiring a voltage in the range of 1.7V to 3.6V.
2. GND: The ground pin for completing the circuit.
3. SDA: The Serial Data pin is used for I²C communication, allowing data transfer between the sensor and the host microcontroller.
4. SCL: The Serial Clock pin is used to synchronize data transfer over the I²C bus.
5. DRDY: The Data Ready pin is an interrupt output that indicates when a new set of data is available for reading.
6. SA0: The least significant bit of the I²C address, which can be used to change the sensor's I²C address to avoid conflicts on the bus.
The HTS221TR is used in applications requiring environmental sensing, such as HVAC systems, weather stations, and consumer electronics, due to its ability to provide precise humidity and temperature readings.

The HTS221TR is manufactured by STMicroelectronics. STMicroelectronics is a global semiconductor company that designs, develops, manufactures, and markets a wide range of semiconductor products and technologies. They serve various sectors, including automotive, industrial, personal electronics, computer, and communication equipment markets. STMicroelectronics is known for its innovation in integrated circuits and discrete devices, providing solutions for microcontrollers, sensors, power management, and more.

The HTS221TR is a digital humidity and temperature sensor commonly used in applications such as environmental monitoring, HVAC systems, smart home devices, and wearable technology. It provides accurate humidity and temperature measurements, making it suitable for weather stations, air quality monitoring devices, and industrial automation systems. Its compact size and low power consumption also make it ideal for integration into mobile and battery-operated devices.

Equivalent products to the HTS221TR humidity and temperature sensor include:
1. Sensirion SHT21
2. Bosch BME280
3. TE Connectivity HTU21D
4. Honeywell HIH6130
5. Texas Instruments HDC1080
These alternatives offer similar performance in terms of humidity and temperature sensing for various applications. Always verify compatibility with your specific application requirements.