CJMCU-35 LPS35HW Pressure Sensor Waterproof and Moisture-proof Height Sensor Module Absolute Barometer

Introduction LPS35HW is an ultra compact piezoresistive digital pressure sensor with output barometer The device includes a sensing element and an IC interface The sensing element that communicates through IIC or SPI can detect absolute pressure This digital sensor has low power consumption current consumption as low as 3uA and a wide measurement range from 260hPa to 1260hPa Parameter Power supply voltage 1 7V 3 6VHigh overpressure capability 20 times full scaleCommunication interface SPI and I2C interfaceInterrupt function data ready FIFO flag pressure thresholdEmbedded temperature compensation24 bit pressure data output16 bit temperature data outputODR from 1Hz to 75HzEmbedded FIFOPin Description VCC Power terminalGND GroundSCL I2C serial clockSPI Serial clockSDA 12C serial data4 wire SPI serial data input3 wire serial data input outputSDO 4 wire SPI serial data outputThe least significant bit of the I2C device addressCS SPI enable I2C SPI mode selection 1 SPI idle mode 12C communication is enabled 0 SPI communication mode 12C disabled INT Interrupt pinPackage includes 1 x Pressure sensor with pinsApplication tips The power supply must be provided through the VDD line and the power decoupling capacitor C1 100nF must be placed as close as possible to the power pad of the device Depending on the application an additional 4 7uF capacitor can be placed on VDD Schematic diagram