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