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LPS331AP - MEMS pressure sensor

General Description

The LPS331AP is an ultra compact absolute piezoresistive pressure sensor.

It includes a monolithic sensing element and an IC interface able to take the information from the sensing element and to provide a digital signal to the external world.

Table 1.

Key Features

  • 260 to 1260 mbar absolute pressure range High-resolution mode: 0.020 mbar RMS Low power consumption:.
  • Low resolution mode: 5.5 µA.
  • High resolution mode: 30 µA High overpressure capability: 20x full scale Embedded temperature compensation Embedded 24-bit ADC Selectable ODR from 1 Hz to 25 Hz SPI and I2C interfaces Supply voltage: 1.71 to 3.6 V High shock survivability: 10,000 g Small and thin package.

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The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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LPS331AP MEMS pressure sensor: 260-1260 mbar absolute digital output barometer Datasheet −production data Features ■ ■ ■ 260 to 1260 mbar absolute pressure range High-resolution mode: 0.020 mbar RMS Low power consumption: – Low resolution mode: 5.5 µA – High resolution mode: 30 µA High overpressure capability: 20x full scale Embedded temperature compensation Embedded 24-bit ADC Selectable ODR from 1 Hz to 25 Hz SPI and I2C interfaces Supply voltage: 1.71 to 3.6 V High shock survivability: 10,000 g Small and thin package ECOPACK® lead-free compliant The sensing element consists of a suspended membrane realized inside a single mono-silicon substrate. It is capable to detecting pressure and is manufactured using a dedicated process developed by ST, called VENSENS.