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MMA8491QR1 - NXP

Description: Accelerometers 3-Axis Low Voltage Discrete Tilt Sensor

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Symbol
MMA8491QR1 - NXP - PCB symbol
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PCB Footprints
MMA8491QR1 - NXP PCB footprint - Other - Other - MMA8491QR1-9
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3D Models
MMA8491QR1 - NXP - 3D model - Other - MMA8491QR1-9
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MMA8491QR1 Details

  • Manufacturer Part Number:

    MMA8491QR1

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Package Description:

    QFN-12

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    NXP Semiconductors

  • YTEOL:

    0

  • Analog IC - Other Type:

    ANALOG CIRCUIT

  • JESD-30 Code:

    S-XQCC-N12

  • JESD-609 Code:

    e3

  • Length:

    3 mm

  • Moisture Sensitivity Level:

    3

  • Number of Functions:

    1

  • Number of Terminals:

    12

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    UNSPECIFIED

  • Package Code:

    QCCN

  • Package Equivalence Code:

    LCC12,.12SQ,25

  • Package Shape:

    SQUARE

  • Package Style:

    CHIP CARRIER

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.05 mm

  • Supply Voltage-Max (Vsup):

    3.6 V

  • Supply Voltage-Min (Vsup):

    1.95 V

  • Supply Voltage-Nom (Vsup):

    2.8 V

  • Surface Mount:

    YES

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Tin (Sn)

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.65 mm

  • Terminal Position:

    QUAD

  • Time@Peak Reflow Temperature-Max (s):

    40

  • Width:

    3 mm

MMA8491QR1 Frequently Asked Questions (FAQs)

  • A good PCB layout for the MMA8491QR1 involves keeping the accelerometer away from high-current carrying traces, using a solid ground plane, and minimizing the distance between the device and the analog ground. A 4-layer PCB with a dedicated analog ground plane is recommended.
  • The MMA8491QR1 does not require calibration. It is a self-contained accelerometer that provides a calibrated output. However, if you need to adjust the sensitivity or offset, you can use the built-in self-test feature or apply an external calibration signal.
  • The MMA8491QR1 has a maximum acceleration range of ±8g. However, the device can measure accelerations up to ±16g, but with reduced accuracy.
  • Yes, the MMA8491QR1 is designed to operate in high-vibration environments. It has a high shock survivability of 10,000g and can operate in environments with vibrations up to 10g RMS.
  • The MMA8491QR1 has an analog output that can be interfaced with a microcontroller's analog-to-digital converter (ADC). You can also use a dedicated accelerometer interface IC or a microcontroller with a built-in accelerometer interface.

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MMA8491QR1 Overview

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About NXP

NXP Semiconductors is a leading manufacturer of semiconductor devices with a wide range of semiconductor solutions, including microcontrollers, sensors, connectivity solutions, power management ICs, and security solutions. These products are used in a variety of applications such as automotive, industrial automation, smart homes, mobile devices, and more. NXP Semiconductors is one of the world’s largest semiconductor companies and is headquartered in Eindhoven, the Netherlands.

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