SBOA631 August 2025 HDC1010 , HDC1080 , HDC2010 , HDC2021 , HDC2022 , HDC2080 , HDC3020 , HDC3020-Q1 , HDC3021 , HDC3021-Q1 , HDC3022 , HDC3022-Q1 , HDC3120 , HDC3120-Q1
Texas Instruments offers a portfolio of humidity sensors with two main interface types: analog ratiometric and digital I2C communication. These interface types can be broken up into three groups:
Each interface type requires a different approach to reading sensor data. The following sections detail these methods and provide code examples for Arduino-enabled microcontrollers.