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AT42QT1050-MMH - Microchip

Description: Capacitive Touch Sensors 5 Chnl Q ADC I2C

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AT42QT1050-MMH - Microchip - PCB symbol
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PCB Footprints
AT42QT1050-MMH - Microchip PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - AT42QT1040-MMHR-1
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3D Models
AT42QT1050-MMH - Microchip - 3D model - Quad Flat No-Lead - AT42QT1040-MMHR-1
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AT42QT1050-MMH Details

  • Manufacturer Part Number:

    AT42QT1050-MMH

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    VQFN-20

  • Pin Count:

    20

  • Manufacturer Package Code:

    VQFN-20

  • Country Of Origin:

    South Korea

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.31.00.01

  • Factory Lead Time:

    7 Weeks

  • Manufacturer:

    Microchip Technology Inc

  • YTEOL:

    13

  • Body Breadth:

    3 mm

  • Body Height:

    0.85 mm

  • Body Length or Diameter:

    3 mm

  • JESD-609 Code:

    e4

  • Mounting Feature:

    SURFACE MOUNT

  • Number of Terminals:

    20

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output:

    OPEN-DRAIN

  • Output Range:

    0.60-2.60

  • Output Type:

    DIGITAL VOLTAGE

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Equivalence Code:

    LCC20,.12SQ,18

  • Package Shape/Style:

    SQUARE

  • Sensors/Transducers Type:

    TOUCH SENSOR

  • Supply Voltage-Max:

    3.3 V

  • Supply Voltage-Min:

    1.8 V

  • Surface Mount:

    YES

  • Terminal Finish:

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

AT42QT1050-MMH Frequently Asked Questions (FAQs)

  • The recommended PCB layout for the AT42QT1050-MMH involves placing the sensor on a separate layer from the digital signals, using a ground plane to shield the sensor, and keeping the sensor traces as short as possible to minimize noise.
  • Calibration of the AT42QT1050-MMH involves adjusting the sensitivity and offset registers to match the specific application requirements. This can be done using the device's built-in calibration registers or through external calibration methods.
  • The AT42QT1050-MMH has an operating temperature range of -40°C to 125°C, making it suitable for a wide range of industrial and automotive applications.
  • Yes, the AT42QT1050-MMH has built-in noise filtering and shielding, making it suitable for use in high-noise environments. However, additional noise reduction techniques may be necessary in extremely noisy environments.
  • The AT42QT1050-MMH can be interfaced with a microcontroller using the I2C or SPI interface. The device's datasheet provides detailed information on the communication protocols and pinouts.

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AT42QT1050-MMH Overview

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About Microchip

Microchip Technology Inc. is a leading manufacturer of microcontrollers and semiconductor devices for a wide range of applications in the aerospace, automotive, consumer electronics, industrial, and medical industries. Alongside a comprehensive product portfolio, Microchip Technology Inc. also provides easy-to-use development tools that enable engineers to create optimal designs quickly with minimal iterations to reduce risk while lowering total system costs to market. Headquartered in Chandler, Arizona, th

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