STMicroelectronics IIS2DHTR Accelerometer

The IIS2DHTR is a versatile three-axis linear accelerometer belonging to STMicroelectronics' extensive sensor product portfolio. Designed to cater to a wide array of applications, this compact, high-performance device is engineered to deliver precise inertial measurements and is particularly well-suited for mobile and handheld devices due to its small form factor and low power consumption.

Key Features

• High Resolution: The IIS2DHTR offers selectable full scales of ±2g/±4g/±8g/±16g and is capable of measuring accelerations with output data rates from 1 Hz to 5.3 kHz.
• Low Power: Its low-power mode enables advanced power-saving and smart sleep-to-wakeup functions, making it ideal for battery-operated devices.
• Temperature Stability: The accelerometer features excellent stability with temperature variation, ensuring consistent performance across diverse operating conditions.
• Embedded Features: It includes several embedded functionalities such as motion detection, click/double-click recognition, and free-fall detection, which facilitate system-level feature integration and contribute to user experience enhancements.

Applications

The IIS2DHTR is a highly adaptable sensor that can be employed in various application domains, including:

• Smartphones and tablets for screen orientation and step counting
• Wearable devices for activity monitoring
• Impact recognition and logging for industrial applications
• Vibration monitoring and compensation in consumer electronics
• Free-fall detection for data protection in portable computing

Technical Specifications

With an operating temperature range of -40°C to +85°C and housed in a small thin plastic land grid array package (LGA), the IIS2DHTR is not only robust but also space-efficient. Its high-resolution mode (HR) ensures low-noise measurements, while the SPI/I2C digital interface provides flexibility in system design, allowing for easy integration into various circuit configurations.

STMicroelectronics' commitment to quality and performance is evident in the IIS2DHTR accelerometer, making it a reliable and efficient choice for designers seeking to enhance the motion and orientation-related capabilities of their products.