Overview
The LIS331HH is an ultra low-power, high-performance three-axis linear accelerometer produced by STMicroelectronics. It belongs to the 'nano' family and features a digital I2C output interface. This accelerometer is designed for advanced power saving with ultra low-power operational modes and smart sleep to wake-up functions. It is capable of measuring accelerations with dynamically user-selectable full scales of ±6g, ±12g, and ±24g, and output data rates ranging from 0.5 Hz to 1 kHz.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Full Scale Range | ±6g, ±12g, ±24g | - |
| Output Data Rate | 0.5 Hz to 1 kHz | Hz |
| Supply Voltage | 2.16 V to 3.6 V | V |
| I/O Pins Supply Voltage | 1.71 V to Vdd+0.1 V | V |
| Current Consumption (Normal Mode) | 250 µA | µA |
| Current Consumption (Low-Power Mode) | 10 µA | µA |
| Operating Temperature Range | -40 °C to +85 °C | °C |
| Package Type | LGA 16 (3x3x1 mm) | - |
Key Features
- Ultra low-power operational modes with smart sleep to wake-up functions
- Dynamically user-selectable full scales of ±6g, ±12g, and ±24g
- Output data rates from 0.5 Hz to 1 kHz
- 16-bit data output
- 2 independent programmable interrupt generators for free-fall and motion detection
- Embedded self-test capability
- 6D orientation detection
- 10000 g high shock survivability
- ECOPACK® RoHS and 'Green' compliant
- I2C digital output interface
- Low voltage compatible IOs, 1.8 V
Applications
- Motion-activated functions
- Free-fall detection
- Intelligent power saving for handheld devices
- Pedometer
- Display orientation
- Gaming and virtual reality input devices
- Impact recognition and logging
- Vibration monitoring and compensation
Q & A
- What is the full scale range of the LIS331HH accelerometer?
The LIS331HH has dynamically user-selectable full scales of ±6g, ±12g, and ±24g.
- What are the output data rates of the LIS331HH?
The output data rates range from 0.5 Hz to 1 kHz.
- What is the supply voltage range for the LIS331HH?
The supply voltage range is from 2.16 V to 3.6 V.
- How much current does the LIS331HH consume in low-power mode?
The current consumption in low-power mode is down to 10 µA.
- What is the operating temperature range of the LIS331HH?
The operating temperature range is from -40 °C to +85 °C.
- Does the LIS331HH support multiple communication interfaces?
- What is the package type of the LIS331HH?
The package type is LGA 16 (3x3x1 mm).
- Is the LIS331HH compliant with environmental standards?
- What are some of the key applications of the LIS331HH?
Key applications include motion-activated functions, free-fall detection, pedometer, display orientation, gaming and virtual reality input devices, and vibration monitoring.
- Does the LIS331HH have built-in interrupt generators?
