Waveshare 24658 BMP390 High Precision Barometric Pressure / Altitude / Temperature Measuring Sensor

The Waveshare 24658 BMP390 is a high precision sensor designed to measure atmospheric pressure, altitude, and temperature. It is suitable for applications in smart home environments where accurate environmental monitoring is required.

• Function: Measures atmospheric pressure, altitude, and temperature
• Application field: Smart home
• Communication interfaces: I2C, SPI
• Air pressure measurement range: 300-1250 hPa
• Absolute air pressure accuracy: +/-0.5 hPa (300-1100 hPa, 0 to 65 degrees Celsius)
• Relative air pressure accuracy: +/-0.3 hPa (700-1100 hPa, 25 to 40 degrees Celsius)
• Temperature offset coefficient: +/-0.6 Pa/K (900 hPa, 25 to 40 degrees Celsius)
• Temperature absolute accuracy: +/-0.5 degrees Celsius (0 to 65 degrees Celsius)
• Supported sampling rate: 200 Hz
• Operating temperature range: -40 to 85 degrees Celsius
• Product dimensions: 32 x 20 mm
• Onboard level conversion circuit: Compatible with 3.3V/5V working levels
• I2C address configuration: Supports I2C bus cascade