LPS27HHTWTR

Pressure Sensors Transducers Overview

The LPS27HHTWTR is an ultra-compact piezoresistive absolute pressure sensor functioning as a digital output barometer. It operates within a pressure range of 260 hPa to 1,260 hPa (26 kPa to 126 kPa). The device features a 24-bit resolution and offers high accuracy of ±0.5 hPa. It supports I2C and SPI interfaces and functions on a supply voltage between 1.7 V and 3.6 V. The sensor includes integrated temperature sensing and water-resistant capabilities, operating reliably from -40°C to +85°C.

Pressure Sensors Transducers Feature Summary

• Ultra-compact MEMS piezoresistive design for space-constrained applications
• Integrated digital output barometer with embedded temperature compensation
• Water-resistant construction suitable for harsh environments
• Dual interface support via I2C and SPI protocols

Pressure Sensors Transducers Applications

• Weather station monitoring systems
• Indoor navigation and altitude tracking
• Smartphone and wearable device altimeters
• IoT environmental sensing nodes

Pressure Sensors Transducers Procurement Notes

Verify the specific suffix 'W' indicates the water-resistant variant distinct from standard models. Confirm package type CCLGA compatibility with PCB footprint requirements. Ensure supply chain sources provide official STMicroelectronics documentation to validate RoHS compliance and moisture sensitivity levels prior to integration.

Pressure Sensors Transducers Selection Notes

Select this component when high precision altitude measurement is required in compact form factors. The integrated temperature sensor simplifies calibration processes compared to discrete solutions. Verify interface compatibility with host microcontrollers supporting I2C or SPI. Consider the water-resistant feature if deployment involves potential humidity exposure or condensation risks.

Pressure Sensors Transducers Part Context

This part belongs to the LPS27HHW series of MEMS pressure sensors. It shares core architectural similarities with other members but distinguishes itself through enhanced water resistance properties. The series targets consumer electronics and IoT devices requiring reliable atmospheric pressure data with minimal power consumption and small physical dimensions.

Pressure Sensors Transducers Replacement Considerations

LPS27HHWTR serves as the non-water-resistant alternative within the same family. Cross-reference pinout and software registers to ensure compatibility during substitution. Verify that performance specifications regarding accuracy and operating voltage remain consistent across variants.