Enhance Your Environmental Monitoring with the Adafruit HDC3021 Precision Temperature & Humidity Sensor: Achieve unparalleled accuracy and reliability for your next project

The Adafruit HDC3021 Precision Temperature & Humidity Sensor is engineered for top-tier performance, boasting impressive 0.1C temperature accuracy and 0.5% relative humidity precision. It integrates the TI HDC302x series chip, ensuring long-term stability with minimal drift, making it ideal for industrial, home automation, and environmental monitoring applications. Its I2C interface allows seamless integration with a wide range of microcontrollers and microcomputers, ensuring versatility and ease of use. With user-friendly CircuitPython and Arduino libraries, youll be ready to gather precise data in no time.

Key Features:

Superior Accuracy: 0.1C temperature and 0.5% RH sensor accuracy for precise measurements.

I2C Interface: Easy connection with 1.8V to 5V logic levels without requiring level shifters.

Multiple Sensor Integration: Up to 4 selectable I2C addresses for multi-sensor use on a single bus.

Versatile Compatibility: Works with various microcontrollers and microcomputers, including Raspberry Pi.

No Soldering Required: Plug-and-play with STEMMA QT connectors for fast setup.

Humidity Accuracy: 0.5% typical, 0.19% long-term drift

Temperature Accuracy: 0.1C typical

Power Supply: 1.8V to 5V, 5V safe

I2C Address: 4 selectable addresses

Compatibility: Arduino, CircuitPython, Raspberry Pi, and more

Resources
Primary Guide: Adafruit HDC3021 Precision Temperature & Humidity Sensor