Overview
The H3LIS331DLTR is a high-performance, low-power 3-axis linear accelerometer produced by STMicroelectronics. It belongs to the ‘nano’ family and features a digital I2C/SPI serial interface standard output. This accelerometer is designed for applications requiring high accuracy and low power consumption, making it suitable for a wide range of uses, including wearables, personal electronics, and industrial sensors.
Key Specifications
| Parameter | Value |
|---|---|
| Sensing Range | ±100g / ±200g / ±400g |
| Sensing Axis | X-Y-Z |
| Supply Voltage | 2.16V to 3.6V |
| Supply Current | 300µA (normal mode), 7µA (low-power mode) |
| Operating Temperature Range | -40°C to +85°C |
| Package Style | TFLGA-16 (3x3x1.0 mm³) |
| Mounting Method | Surface Mount |
| Output Data Rate | 0.5 Hz to 1 kHz |
| Communication Interface | I2C/SPI |
| High-Shock Survivability | 10000 g |
Key Features
- Ultra-low power operational modes for advanced power saving and smart sleep-to-wake-up functions.
- Dynamically user-selectable full scales of ±100g, ±200g, and ±400g.
- Output data rates from 0.5 Hz to 1 kHz.
- I2C/SPI digital output interface.
- Low-voltage compatible IOs (1.8 V).
- Programmable interrupts.
- ECOPACK and RoHS compliant.
Applications
- Car crash detection in wearables and personal electronics.
- Shock detection and impact recognition and logging.
- Concussion detection in impact sports.
- Asset tracking.
- Augmented sports equipment.
Q & A
- What is the sensing range of the H3LIS331DLTR?
The H3LIS331DLTR has a sensing range of ±100g, ±200g, and ±400g.
- What are the supported communication interfaces?
The device supports I2C and SPI digital output interfaces.
- What is the operating temperature range of the H3LIS331DLTR?
The operating temperature range is from -40°C to +85°C.
- What is the package style and mounting method of the H3LIS331DLTR?
The package style is TFLGA-16, and the mounting method is surface mount.
- What are the power consumption characteristics of the H3LIS331DLTR?
The device consumes 300µA in normal mode and as low as 7µA in low-power mode.
- Is the H3LIS331DLTR compliant with environmental regulations?
Yes, it is ECOPACK and RoHS compliant.
- What are some typical applications of the H3LIS331DLTR?
Typical applications include car crash detection, shock detection, concussion detection in sports, asset tracking, and augmented sports equipment.
- What is the high-shock survivability of the H3LIS331DLTR?
The device can survive high shocks up to 10000 g.
- Can the output data rate be adjusted?
Yes, the output data rate can be adjusted from 0.5 Hz to 1 kHz.
- Does the H3LIS331DLTR support programmable interrupts?
Yes, it supports programmable interrupts.
