DESCRIPTION

· The HDC2021 is a high-accuracy, low-power humidity and temperature sensor with a factory-installed polyimide tape cover for assembly protection.

· It features a capacitive-based sensor with integrated digital features and a heating element to dissipate condensation.

· The device is backward-compatible with the HDC2080 and supports ultra-low power battery-operated systems.

FEATURES

· Factory-installed polyimide tape for sensor protection during assembly.

· RH measurement range: 0% to 100% with ±2% typical accuracy.

· Temperature measurement range: –40°C to 125°C with ±0.2°C typical accuracy.

· Supply voltage range: 1.62 V to 3.6 V with 50 nA sleep mode current.

· I2C interface compatibility and continuous conversion or one-shot measurement mode.

APPLICATIONS

· Thermostats and smart speakers with voice assistant.

· Washers, dryers, and HVAC sensor transmitters.

· HVAC system controllers and wireless environmental sensors.