TE Sensor Solutions MS5803-02BA Miniature Altimeter Sensors

TE Sensor Solutions MS5803-02BA Miniature Altimeter Sensors are designed for altimeters and variometers, providing altitude resolution down to 20cm. The MS5803-02BA sensors feature a high-linearity pressure sensor and a low-power 24-bit ΔΣ ADC, delivering precise digital pressure and temperature measurements with factory-calibrated coefficients. This sensor module supports multiple operation modes to enhance conversion speed and minimize power consumption and includes a high-resolution temperature output, eliminating the need for extra sensors. The robust design features gel protection and an antimagnetic stainless-steel cap, making it suitable for applications in 100m water-resistant altimeters and compass watches.

Features

  • Compatible with supply voltage range from 1.8V to 3.6V
  • Demonstrates long-term stability
  • Designed for hermetic sealing, making it suitable for outdoor applications
  • Functions within an operating range from 300mbar to 1100mbar, -40°C to +85°C
  • High-resolution module with 20cm precision
  • Includes an integrated digital pressure sensor utilizing a 24-bit ΔΣ ADC
  • Low power consumption: 1µA (standby < 0.15µA)
  • Rapid conversion time: down to 1ms
  • Requires no external components (internal oscillator)
  • Supports a wide pressure range from 10mbar to 2000mbar
  • Supports both I2C and SPI interfaces for flexible connectivity options

Applications

  • Adventure or multi-mode watches
  • Bike computers
  • Dataloggers
  • Mobile altimeter/barometer systems
  • Variometers