LIS2DWLTR Overview
The LIS2DWLTR is a compact, ultra-low-power 3-axis digital accelerometer designed for precise motion detection in a wide range of industrial and consumer applications. Featuring high sensitivity and embedded functionalities, it delivers accurate acceleration data with minimal power consumption. Its integrated FIFO buffer and programmable interrupt generation facilitate efficient data handling, making it ideal for energy-conscious systems requiring reliable motion sensing. This accelerometer supports advanced filtering and flexible output data rates, enabling seamless integration into devices demanding robust and responsive inertial measurements. For more details, visit Produttore di circuiti integrati.
LIS2DWLTR Technical Specifications
| Parametro | Specifiche |
|---|---|
| Campo di misura | ??2 g / ??4 g / ??8 g / ??16 g selectable |
| Output Data Rate (ODR) | 1 Hz to 1600 Hz programmable |
| Tensione di alimentazione | 1.71 V to 3.6 V |
| Consumo di corrente | Typical 3.2 ??A in low-power mode |
| Interfaccia | I2C / SPI digital interface |
| Intervallo di temperatura operativa | -40 ??C to +85 ??C |
| Embedded FIFO | Up to 512 samples buffer |
| Pacchetto | 12-lead LGA, 3 mm ?? 3 mm ?? 0.9 mm |
LIS2DWLTR Key Features
- Ultra-low power consumption: Maximizes battery life in portable and wearable devices without compromising accuracy.
- Multi-range sensitivity: Supports ??2 g to ??16 g ranges, allowing tailored sensitivity for different motion detection needs.
- Integrated FIFO buffer: Reduces microcontroller load by storing up to 512 samples, enabling efficient data batch processing.
- Programmable interrupts: Facilitates real-time event detection such as free-fall, wake-up, and tap recognition for responsive system behavior.
Applicazioni tipiche
- Industrial asset tracking and vibration monitoring where precise motion detection and low power operation are critical for predictive maintenance systems.
- Wearable electronics requiring accurate step counting and gesture recognition with extended battery life.
- Consumer electronics such as smartphones and tablets for screen orientation detection and gaming interaction.
- IoT devices demanding compact form factor and reliable inertial sensing for smart home automation and security systems.
LIS2DWLTR Advantages vs Typical Alternatives
This accelerometer offers superior sensitivity and a wider selectable measurement range compared to many alternatives, enhancing detection precision across diverse applications. Its ultra-low power profile extends device runtime in battery-powered systems, while the embedded FIFO and programmable interrupts streamline system design and improve responsiveness. The small footprint and robust operating temperature range also make it a versatile choice for industrial and consumer electronics requiring reliable, high-performance inertial sensing.
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LIS2DWLTR Brand Info
Manufactured by STMicroelectronics, the LIS2DWLTR is part of their comprehensive portfolio of MEMS inertial sensors. Known for innovation and quality, STMicroelectronics integrates advanced signal processing and low-power technology in this product line. The LIS2DWLTR exemplifies the brand??s commitment to delivering precise, energy-efficient sensors suitable for demanding industrial and consumer applications worldwide.
FAQ
What is the typical operating voltage range for the LIS2DWLTR?
The device operates reliably within a voltage range of 1.71 V to 3.6 V, making it compatible with a variety of system power supplies commonly used in portable and industrial electronics.
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How does the embedded FIFO improve system performance?
The LIS2DWLTR??s internal FIFO buffer can store up to 512 acceleration samples. This reduces the need for constant microcontroller intervention, enabling batch data processing that lowers CPU load and overall power consumption.
Can this accelerometer detect specific motion events?
Yes, it features programmable interrupts for detecting motion events such as free-fall, wake-up, and single/double tap. These enable quick and autonomous responses without continuous data polling.
📩 Contattaci
What measurement ranges are supported and why is this important?
The accelerometer supports four selectable full-scale ranges: ??2 g, ??4 g, ??8 g, and ??16 g. Selecting an appropriate range balances sensitivity