LIS2DTW12TR Overview
The LIS2DTW12TR is an ultra-low-power, high-performance 3-axis accelerometer designed for advanced motion detection and activity recognition applications. Featuring a compact 2x2x0.7 mm package, it delivers precise acceleration measurements with programmable full scales and multiple power modes to optimize battery life. This device supports embedded algorithms for step counting and significant motion detection, enabling smarter wearable, mobile, and IoT applications. Its versatile interface options and robust sensor accuracy make it a preferred choice for engineers seeking efficient, reliable inertial sensing solutions. For more detailed product information, visit Fabricante de CI.
LIS2DTW12TR Technical Specifications
| Parâmetro | Valor |
|---|---|
| Eixos | 3-axis accelerometer |
| Gama de medição | ??2g / ??4g / ??8g |
| Output Data Rate (ODR) | 1 Hz to 200 Hz |
| Tensão de alimentação | 1.71 V to 3.6 V |
| Current Consumption (typical) | 3.6 ??A in low-power mode |
| Embalagem | 2 x 2 x 0.7 mm DFN10 |
| Interface | I2C and SPI (4-wire) |
| Gama de temperaturas | -40??C a +85??C |
| Embedded Features | Step counter, significant motion detection, tilt detection |
| Output Resolution | 14-bit |
LIS2DTW12TR Key Features
- Ultra-low power consumption: Enables extended battery life in wearable and mobile devices without sacrificing performance.
- Multi-axis sensing capability: Provides accurate 3D acceleration data critical for activity monitoring and gesture recognition.
- Embedded activity recognition algorithms: Simplify system design by offloading processing tasks from the host MCU.
- Wide programmable full-scale range: Supports ??2g, ??4g, and ??8g, allowing flexible adaptation to different application needs.
- Compact DFN10 package: Facilitates easy integration in space-constrained designs.
- Multiple interface support: Compatible with I2C and SPI protocols, providing design flexibility and ease of communication.
- Robust operating temperature range: Ensures reliable performance in industrial and consumer environments.
Aplicações típicas
- Wearable fitness trackers and smartwatches requiring accurate step counting and motion analysis to monitor user activity efficiently.
- Mobile devices needing low power inertial sensing for screen orientation and gesture detection.
- IoT sensors for smart home automation, leveraging motion detection to trigger events or conserve energy.
- Industrial equipment monitoring systems that require reliable vibration and tilt sensing under varying environmental conditions.
LIS2DTW12TR Advantages vs Typical Alternatives
This accelerometer stands out due to its exceptional low power consumption combined with high resolution and embedded activity recognition features. Compared to typical alternatives, it offers enhanced integration flexibility through I2C and SPI interfaces and a compact package size, making it ideal for space-constrained designs. Its programmable full-scale range and robust operating temperature ensure reliable and accurate sensing across diverse applications, delivering superior sensitivity and efficiency.
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LIS2DTW12TR Brand Info
The LIS2DTW12TR is developed by STMicroelectronics, a global leader in semiconductor solutions. Known for innovation in MEMS sensors, STMicroelectronics provides this device as part of its extensive portfolio for motion and inertial sensing. The LIS2DTW12TR benefits from ST??s expertise in ultra-low-power design and embedded intelligence, offering engineers a reliable and versatile solution for next-generation wearable, mobile, and industrial applications.
FAQ
What is the typical current consumption of the LIS2DTW12TR in low-power mode?
The device typically consumes around 3.6 ??A when operating in its low-power mode, making it highly suitable for battery-powered applications where energy efficiency is critical.
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Which communication interfaces does this accelerometer support?
It supports both I2C and 4-wire SPI interfaces, allowing flexible communication options depending on system design