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LSM303DTR - STMicroelectronics

Description: Ultra-compact high-performance eCompass module: 3D accelerometer and 3D magnetometer

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LSM303DTR - STMicroelectronics - PCB symbol
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PCB Footprints
LSM303DTR - STMicroelectronics PCB footprint - Other - Other - LGA (3x3x1.0-16L)
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LSM303DTR - STMicroelectronics - 3D model - Other - LGA (3x3x1.0-16L)
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LSM303DTR Details

  • Manufacturer Part Number:

    LSM303DTR

  • Brand Name:

    STMicroelectronics

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    LGA

  • Package Description:

    LGA-16

  • Pin Count:

    16

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    STMicroelectronics

  • YTEOL:

    0

  • Body Height:

    1 mm

  • Body Length or Diameter:

    3 mm

  • Mounting Feature:

    SURFACE MOUNT

  • Number of Terminals:

    14

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output:

    OPEN-DRAIN

  • Output Type:

    DIGITAL OUTPUT

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Equivalence Code:

    LGA16,5X3,20

  • Package Shape/Style:

    SQUARE

  • Sensors/Transducers Type:

    ACCELEROMETER/MAGNETOMETER

  • Supply Voltage-Max:

    3.6 V

  • Supply Voltage-Min:

    2.16 V

  • Surface Mount:

    YES

  • Terminal Finish:

    Nickel/Palladium/Gold (Ni/Pd/Au)

LSM303DTR Frequently Asked Questions (FAQs)

  • The recommended power-on sequence is to power up the accelerometer first, followed by the magnetometer. This ensures that the internal voltage regulators are properly initialized.
  • The LSM303DTR has multiple operating modes, including low-power, normal, and high-resolution modes. The mode is selected by writing to the CTRL1 and CTRL2 registers. Refer to the datasheet for specific register settings for each mode.
  • The internal temperature sensor is used to compensate for temperature-related drift in the accelerometer and magnetometer measurements. It can also be used to monitor the device temperature for system-level thermal management.
  • The magnetometer requires calibration to compensate for hard-iron and soft-iron effects. This can be done by rotating the device in a figure-eight pattern and recording the maximum and minimum values for each axis. The calibration coefficients can then be calculated and stored in the device's registers.
  • The maximum sampling rate of the LSM303DTR is 1.344 kHz for the accelerometer and 3.125 kHz for the magnetometer. However, the actual sampling rate may be limited by the interface bus speed and the system's processing capabilities.

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LSM303DTR Overview

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About STMicroelectronics

STMicroelectronics (ST) is a global semiconductor company that designs, manufactures, and markets a broad range of integrated circuits (ICs), discrete devices, and other electronic components. STMicroelectronics offers a diverse portfolio of semiconductor products covering a wide range of applications and industries. Their product categories include microcontrollers, analog and mixed-signal ICs, MEMS (Micro-Electro-Mechanical Systems) sensors, power management ICs, RF (Radio Frequency) transceivers, aut

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