WAVE-24658 BMP390 High Precision Barometric Pressure Sensor, Barometric Pressure / Altitude / Temperature Measuring

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US$16.33
WAVE-24658
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BMP390 High Precision Barometric Pressure Sensor, Barometric Pressure / Altitude / Temperature Measuring

BMP390 High Precision

Barometric Pressure Sensor

Suitable for Barometric Pressure, Altitude, Temperature Measuring

Supports Raspberry Pi / Raspberry Pi Pico / Arduino / ESP32 ...

The BMP390 is a 24-bit absolute barometric pressure sensor, with the features of ultra-small form factor, low power consumption and low noise. This digital high-performance sensor is ideal for a variety of altitude tracking applications. Supports both I2C / SPI interfaces, compatible with 3.3V/5V voltage levels. It can be easily integrated into projects such as GPS modules, wearables devices, audible devices and drones, suitable for applications such as accurate altimeter, environment monitoring, and IoT projects.

Features At A Glance

  • Onboard BMP390 sensor for measuring barometric pressure, altitude and temperature
  • Supports I2C communication, I2C address configurable, with I2C bus cascading support
  • Supports SPI communication, enabled via CS pin (I2C bus by default)
  • Onboard voltage translator, compatible with 3.3V/5V level
  • Comes with online development resources and manual (examples for Raspberry Pi / Raspberry Pi Pico / Arduino / ESP32)

Sensor Parameters Comparison

MODEL BMP388 BMP390 (BMP388 upgraded version)
DETECTION SUPPORT barometric pressure, altitude, temperature
COMMUNICATION INTERFACES I2C / SPI
BAROMETRIC PRESSURE MEASURING RANGE 300~1250 hPa
ABSOLUTE ACCURACY ±0.40hPa (@900~1100hPa,25~40℃) ±0.50hPa (@300-1100hPa, 0~65℃)
RELATIVE ACCURACY ±0.08hPa (@900~1100hPa,25~40℃) ±0.03 hPa (@700-1100hPa, 25~40℃)(equivalent to ±25 cm)
TEMPERATURE COEFFICIENT OFFSET ±0.75Pa/K (@700~1100hPa,-20~65℃) ±0.6Pa/K (@900hPa,25-40°C)
ABSOLUTE ACCURACY ±0.5℃ (0~65℃)
POSSIBLE SAMPLING RATE 200Hz
OPERATING TEMPERATURE -40~85℃
DIMENSIONS 32 × 20mm

 

Supports I2C And SPI Interfaces Control

For Use With Controller Boards Like Raspberry Pi/Raspberry Pi Pico/ESP32/Arduino

PIN I2C PIN SPI
VCC 3.3V/5V power supply VCC 3.3V/5V power supply
GND Ground GND Ground
SDA I2C data SDO SPI data, can be connected to host MISO
SCL I2C clock SDI SPI data, can be connected to host MOSI
INT interrupt output, can be connected to I/O SCK SPI clock input
    CS Chip selection, can be connected to I/O


Product Show

Outline Dimensions

Resources & Services

Wiki: www.waveshare.com/wiki/BMP390_Barometric_Pressure_Sensor 

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