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IQS7222C101QNR - Azoteq

Description: Capacitive Touch Sensors 10 Channel Mutual / 8 Ch Self- Capacitive Sensor + Indictive Touch/Proximity Sensor

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IQS7222C101QNR - Azoteq - PCB symbol
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PCB Footprints
IQS7222C101QNR - Azoteq PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - IQS7222C101QNR
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3D Models
IQS7222C101QNR - Azoteq - 3D model - Quad Flat No-Lead - IQS7222C101QNR
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IQS7222C101QNR Details

  • Manufacturer Part Number:

    IQS7222C101QNR

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Contact Manufacturer

  • Package Description:

    QFN-20

  • Manufacturer:

    Azoteq

  • Body Breadth:

    3 mm

  • Body Height:

    0.5 mm

  • Body Length or Diameter:

    3 mm

  • Mounting Feature:

    SURFACE MOUNT

  • Number of Terminals:

    20

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output:

    OPEN-DRAIN

  • Output Range:

    0.15-3.1V

  • Output Type:

    DIGITAL VOLTAGE

  • Package Equivalence Code:

    LCC20,.12SQ,16

  • Package Shape/Style:

    SQUARE

  • Sensors/Transducers Type:

    SENSOR MODULE

  • Supply Voltage-Max:

    3.5 V

  • Supply Voltage-Min:

    1.71 V

  • Surface Mount:

    YES

IQS7222C101QNR Frequently Asked Questions (FAQs)

  • A 4-layer PCB with a solid ground plane and a separate power plane is recommended. Keep the analog and digital grounds separate and connect them at a single point. Use a 10nF capacitor between VDD and GND for decoupling.
  • Use a shielded enclosure, keep the device away from high-frequency sources, and use a common-mode choke or ferrite bead on the power lines. Ensure that the PCB layout is optimized for EMC.
  • Power up the device in the following sequence: VDD, AVDD, and then DVDD. Ensure that the power supplies are stable and within the recommended voltage range before applying the clock signal.
  • Use a logic analyzer or oscilloscope to monitor the clock and data signals. Check the power supply voltages and ensure they are within the recommended range. Verify that the device is properly configured and that the firmware is correct.
  • The maximum clock frequency supported by the IQS7222C101QNR is 100 MHz. However, the actual clock frequency may be limited by the specific application and system requirements.

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IQS7222C101QNR Overview

Use the download button to access the IQS7222C101QNR schematic symbol, PCB footprint, and 3D model.
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