LIS3DH

Part: LIS3DH

Type: 3-axis MEMS Accelerometer

Description: The LIS3DH is an ultra-low-power high-performance three-axis linear accelerometer with digital I2C/SPI serial interface, dynamically user-selectable full scales of ±2g/±4g/±8g/±16g, 16-bit data output, and output data rates from 1 Hz to 5.3 kHz.

Operating Conditions:

• Supply voltage: 1.71 V to 3.6 V
• Operating temperature: -40 to +85 °C
• Output data rates: 1 Hz to 5.3 kHz
• Full scale range: ±2 g / ±4 g / ±8 g / ±16 g

Absolute Maximum Ratings:

• Max supply voltage (VDD): 4.8 V
• Max supply voltage (VDD_IO): 4.8 V
• Max junction/storage temperature: +140 °C

Key Specs:

• Supply voltage (VDD): 1.71 V to 3.6 V
• IO supply voltage (VDD_IO): 1.71 V to 3.6 V
• Ultra-low-power mode consumption: down to 2 μA
• Output data resolution: 16-bit
• Sensitivity (@ ±2g FS): 1 mg/LSB (typ)
• Zero-g level (@ ±2g FS): ±30 mg (max)
• High shock survivability: 10000 g
• Output data rate: 1 Hz to 5.3 kHz

Features:

• Wide supply voltage, 1.71 V to 3.6 V
• Independent IO supply (1.8 V) and supply voltage compatible
• Ultra-low-power mode consumption down to 2 μA
• ±2 g /±4 g / ±8 g / ±16 g dynamically selectable full scale
• I2C/SPI digital output interface
• 16-bit data output
• 2 independent programmable interrupt generators for free-fall and motion detection
• Embedded 32 levels of 16-bit data output FIFO
• 10000 g high shock survivability

Applications:

• Motion activated functions
• Free-fall detection
• Click/double-click recognition
• Intelligent power saving for handheld devices
• Pedometers
• Display orientation
• Gaming and virtual reality input devices
• Impact recognition and logging
• Vibration monitoring and compensation

Package:

• LGA-16

• Wide supply voltage, 1.71 V to 3.6 V
• Independent IO supply (1.8 V) and supply voltage compatible
• Ultra-low-power mode consumption down to 2 μ A
• 2 g /±4 g / 8 g / 16 g dynamically selectable full scale
• I 2 C/SPI digital output interface
• 16-bit data output
• 2 independent programmable interrupt generators for free-fall and motion detection
• 6D/4D orientation detection
• Free-fall detection
• Motion detection
• Embedded temperature sensor
• Embedded self-test
• Embedded 32 levels of 16-bit data output FIFO
• 10000 g high shock survivability
• ECOPACK ® , RoHS and 'Green' compliant

• Motion activated functions
• Free-fall detection
• Click/double-click recognition
• Intelligent power saving for handheld devices
• Pedometers
• Display orientation
• Gaming and virtual reality input devices
• Impact recognition and logging
• Vibration monitoring and compensation

Figure 2. Pin connections

Table 2. Pin description

Table 3. Internal pull-up values (typ.) for SDO/SA0 pin

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Vdd = 2.5 V, T = 25 °C unless otherwise noted (c)

Table 6. Electrical characteristics

Stresses above those listed as 'absolute maximum ratings' may cause permanent damage to the device. This is a stress rating only and functional operation of the device under these conditions is not implied. Exposure to maximum rating conditions for extended periods may affect device reliability.

Table 9. Absolute maximum ratings

Supply voltage on any pin should never exceed 4.8 V

Table 9. Absolute maximum ratings

This device is sensitive to mechanical shock, improper handling can cause permanent damage to the part.

This device is sensitive to electrostatic discharge (ESD), improper handling can cause permanent damage to the part.

Note:

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In order to meet environmental requirements, ST offers these devices in different grades of ECOPACK ® packages, depending on their level of environmental compliance. ECOPACK ® specifications, grade definitions and product status are available at: www.st.com. ECOPACK is an ST trademark.

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