CJMCU-BME280 Embedded High Precision Atmospheric Pressure Altitude Sensor Module For Arduino

Features: - Package 2.5 mm x 2.5 mm x 0.93 mm 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, 0~100 % rel. humidity, 300~1100 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 Parameters for humidity sensor: - Response time: 1s - Accuracy tolerance: 3 % relative humidity - Hysteresis: 1% relative humidity 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 Package included: 1 x Sensor