LIS3DSH Overview
The LIS3DSH is a high-performance three-axis digital accelerometer designed for precision motion sensing and vibration monitoring. It features a programmable full-scale range up to ??16 g, enabling accurate measurement across a broad spectrum of dynamic motion applications. This device integrates a low-noise, low-power 3-axis sensor with a digital interface, making it ideal for industrial, consumer, and automotive embedded systems. With built-in FIFO and interrupt capabilities, the LIS3DSH supports efficient data handling and real-time event detection. For detailed sourcing and technical support, visit IC Manufacturer.
LIS3DSH Technical Specifications
| Parameter | Specification |
|---|---|
| Measurement Range | ??2 g / ??4 g / ??6 g / ??8 g / ??16 g selectable |
| Output Data Rate (ODR) | Up to 3200 Hz |
| Axes | 3 (X, Y, Z) |
| Interface | SPI (3-/4-wire) and I2C compatible |
| Supply Voltage | 2.4 V to 3.6 V |
| Current Consumption | Up to 400 ??A in normal mode |
| FIFO Buffer | 32 samples depth |
| Operating Temperature Range | -40 ??C to +85 ??C |
LIS3DSH Key Features
- Multi-range measurement: Selectable full-scale ranges up to ??16 g enable versatile sensitivity for different vibration and motion detection needs.
- High output data rate: Data rates up to 3200 Hz support capturing fast transient events with high temporal resolution.
- Integrated FIFO buffer: A 32-sample FIFO reduces microcontroller load by storing burst data efficiently before processing.
- Dual digital interfaces: SPI and I2C compatibility ensures easy integration into various system architectures and reduces design complexity.
Typical Applications
- Industrial vibration monitoring: Enables predictive maintenance by detecting machine vibrations and abnormal motion patterns in real time.
- Motion detection in portable consumer electronics for gesture recognition and activity monitoring.
- Automotive systems for dynamic stability control and crash detection by sensing multi-axis acceleration changes.
- Robotics and automation for precise movement sensing and control feedback in three-dimensional space.
LIS3DSH Advantages vs Typical Alternatives
The LIS3DSH accelerometer offers superior flexibility with its configurable full-scale range and fast output data rates, providing increased sensitivity and accuracy compared to many standard accelerometers. Its low power consumption and embedded FIFO buffer improve system efficiency and reduce processor overhead. Additionally, dual SPI/I2C interfaces simplify integration across diverse industrial and automotive applications, offering reliability and ease of use without sacrificing performance.
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LIS3DSH Brand Info
The LIS3DSH is a product from STMicroelectronics, a global leader in semiconductor design and manufacturing. Known for innovation in MEMS sensors, STMicroelectronics delivers this high-precision accelerometer with robust industrial-grade performance. The LIS3DSH combines advanced sensing technology with proven reliability, making it a trusted choice for engineers requiring accurate motion detection in demanding environments across multiple sectors.
FAQ
What output data rates does the LIS3DSH support?
The LIS3DSH supports output data rates from 3.125 Hz up to 3200 Hz. This wide range allows it to capture slow movements as well as high-frequency vibrations, making it suitable for diverse applications requiring precise motion sensing.
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How does the FIFO buffer improve data acquisition in the LIS3DSH?
The device??s 32-sample FIFO buffer stores acceleration data temporarily, reducing the need for continuous microcontroller intervention. This feature enables burst data capture and lowers system power consumption by allowing batch processing of sensor data.
Which communication interfaces are available for integration with the LIS3DSH?
The sensor supports both SPI (3- or 4-wire) and I2C communication protocols. This dual interface capability ensures flexible connectivity options for different microcontrollers and system architectures, facilitating easy integration.
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What supply voltage range does the LIS3DSH operate within?
The accelerometer operates over a supply voltage range of 2.4 V to 3.6 V, compatible with most common industrial