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CS4237B-KQ - Cirrus Logic

Description: SOUNDCARD CIRCUITS, 100 Pin, Plastic, QFP

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Symbol
CS4237B-KQ - Cirrus Logic - PCB symbol
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PCB Footprints
CS4237B-KQ - Cirrus Logic PCB footprint - Quad Flat Packages - Quad Flat Packages - 100-pin TQFP
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3D Models
CS4237B-KQ - Cirrus Logic - 3D model - Quad Flat Packages - 100-pin TQFP
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CS4237B-KQ Details

  • Manufacturer Part Number:

    CS4237B-KQ

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    QFP

  • Package Description:

    14 X 14 X 1.40 MM, TQFP-100

  • Pin Count:

    100

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    Cirrus Logic

  • YTEOL:

    0

  • Consumer IC Type:

    CONSUMER CIRCUIT

  • JESD-30 Code:

    S-PQFP-G100

  • JESD-609 Code:

    e0

  • Length:

    14 mm

  • Number of Functions:

    1

  • Number of Terminals:

    100

  • Operating Temperature-Max:

    70 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    LFQFP

  • Package Equivalence Code:

    QFP100,.63SQ,20

  • Package Shape:

    SQUARE

  • Package Style:

    FLATPACK, LOW PROFILE, FINE PITCH

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.66 mm

  • Supply Current-Max:

    122 mA

  • Supply Voltage-Max (Vsup):

    5.25 V

  • Supply Voltage-Min (Vsup):

    4.75 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    COMMERCIAL

  • Terminal Finish:

    TIN LEAD

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

  • Width:

    14 mm

CS4237B-KQ Frequently Asked Questions (FAQs)

  • The recommended power-up sequence is to apply VDD first, followed by VDDIO, and then the clock signal. This ensures proper initialization of the device.
  • The CS4237B-KQ can be configured for master or slave mode by setting the M/S bit in the Control Register (Address 0x01). A '1' sets the device to master mode, while a '0' sets it to slave mode.
  • The CS4237B-KQ supports clock frequencies up to 50 MHz. However, the maximum clock frequency may vary depending on the specific application and system requirements.
  • Muting can be implemented by setting the MUTE bit in the Control Register (Address 0x01). When the MUTE bit is set, the analog-to-digital converters (ADCs) and digital-to-analog converters (DACs) are disabled, and the output pins are driven to a high-impedance state.
  • The recommended layout and routing for the CS4237B-KQ involves keeping the analog and digital signal traces separate, using a solid ground plane, and minimizing the length of the clock signal trace. Additionally, it is recommended to use a decoupling capacitor between VDD and GND, and to place the device close to the analog signal sources.

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CS4237B-KQ Overview

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