SBOA631 August 2025 HDC1010 , HDC1080 , HDC2010 , HDC2021 , HDC2022 , HDC2080 , HDC3020 , HDC3020-Q1 , HDC3021 , HDC3021-Q1 , HDC3022 , HDC3022-Q1 , HDC3120 , HDC3120-Q1
TI currently offers digital humidity sensors in two I2C interface styles: register map or command-based access. The following sections explain the general procedure for programming sensors from each digital humidity sensor family.