The LPS35HW is an ultra-compact piezo resistive pressure sensor which functions as a digital output barometer. The device comprises a sensing element and an IC interface which communicates through I2C or SPI from the sensing element to the application. The sensing element, which detects absolute pressure, consists of a suspended membrane manufactured using a dedicated process developed by ST. The LPS35HW is available in a holed ceramic LGA package.
Pressure sensor with water resistant package 260 to 1260 hPa absolute pressure range Current consumption down to 3 μA High overpressure capability:20x full scale Embedded temperature compensation 24-bit pressure data output 16-bit temperature data output ODR from 1 Hz to 75 Hz SPI and I²C interfaces Embedded FIFO Interrupt functions:Data Ready, FIFO flags, pressure thresholds Supply voltage:1.7 to 3.6