Key features: metal lid LGA Digital interface I2C (up to 3.4 MHz) and SPI (3 and 4 wire, up to 10 MHz); Supply voltage VDD main supply voltage range: 1.71 V to 3.6 V; VDDIO interface voltage range: 1.2 V to 3.6 V; Current consumption: 1.8 A @ 1 Hz humidity and temperature: 2.8 A @ 1 Hz; pressure and temperature: 3.6 A @ 1 Hz humidity, pressure and temperature 0.1 A in sleep mode; Operating range -40+85 °C, 0100 % rel. humidity, 3001100 hPa ? Humidity sensor and pressure sensor can be independently enabled / disabled; Register and performance compatible to Bosch Sensortec BMP280 digital pressure sensor; RoHS compliant, halogen-free, MSL1; Key parameters for humidity sensor1; Response time 1 s; Accuracy tolerance ±3 %; relative humidity Hysteresis ±1%; relative humidity; Key parameters for pressure sensor RMS Noise 0.2 Pa, equiv. to 1.7 cm Offset temperature coefficient ±1.5 Pa/K, equiv. to ±12.6 cm at 1 °C temperature change