LIS331DLH STMicroelectronics 3-Axis Digital Accelerometer – LGA-16 Package

LIS331DLH Overview

The LIS331DLH is a high-performance, ultra-compact three-axis accelerometer designed for precise motion sensing and vibration monitoring. It offers selectable full-scale ranges of ??2g, ??4g, and ??8g, enabling adaptability across diverse industrial and consumer applications. With a digital I2C/SPI interface and low power consumption, this device ensures seamless integration into embedded systems requiring reliable acceleration data. Its robust design supports high shock survivability, making it ideal for harsh environments. For detailed technical resources and procurement options, visit IC Manufacturer.

LIS331DLH Technical Specifications

LIS331DLH Key Features

• Multi-range acceleration sensing: Selectable ??2g, ??4g, or ??8g full-scale ranges provide flexibility for applications requiring different sensitivity and dynamic range.
• High data output rate: Supports output data rates up to 1 kHz, enabling real-time motion detection and accurate vibration analysis.
• Digital interface compatibility: Dual I2C and SPI interfaces facilitate easy integration with microcontrollers and digital systems, reducing design complexity.
• Robust shock tolerance: Withstands shocks up to 10,000 g, ensuring reliable operation in demanding industrial or automotive environments.

Typical Applications

• Industrial vibration monitoring: Ideal for detecting mechanical faults and monitoring equipment health by capturing precise acceleration data in harsh industrial settings.
• Industrial machinery control: Used to enhance automation systems with real-time motion feedback, improving operational safety and efficiency.
• Consumer electronics motion sensing: Suitable for handheld devices and gaming controllers, offering accurate gesture recognition and device orientation detection.
• Automotive crash detection: Enables rapid detection of impact or sudden acceleration changes, contributing to advanced safety systems and airbag deployment triggers.

LIS331DLH Advantages vs Typical Alternatives

This accelerometer offers superior flexibility with its selectable full-scale ranges and high output data rates, outperforming many alternatives limited to fixed ranges or slower sampling. Its dual digital interfaces simplify system integration, reducing design time. The device??s exceptional shock survivability and low power consumption make it particularly well suited for industrial and automotive applications where reliability and efficiency are critical. These combined advantages support robust performance in challenging environments.

LIS331DLH Brand Info

The LIS331DLH is a product from STMicroelectronics, a global leader in semiconductor technology specializing in MEMS sensors. STMicroelectronics is renowned for delivering high-quality accelerometers that combine miniaturization, low power consumption, and precision sensing. The LIS331DLH continues this legacy, providing engineers with dependable and versatile acceleration sensing solutions widely adopted in industrial, consumer, and automotive markets worldwide.

FAQ

What are the selectable measurement ranges of the LIS331DLH accelerometer?

The device offers three selectable full-scale ranges: ??2g, ??4g, and ??8g. This selection allows users to optimize sensitivity and dynamic range based on the specific application requirements, enabling accurate detection of both subtle and high-impact acceleration events.

Which communication interfaces does the LIS331DLH support?

It supports both I2C and SPI digital interfaces. The I2C interface can operate up to 400 kHz, while the SPI interface accommodates 3- or 4-wire configurations. This flexibility ensures compatibility with a wide variety of microcontrollers and embedded systems.