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PCM4222PFBR - Texas Instruments

Description: 124dB SNR Stereo Audio ADC with PCM/DSD and modulator outputs

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PCM4222PFBR - Texas Instruments PCB footprint - Quad Flat Packages - Quad Flat Packages - PFB (S-PQFP-G48)_1
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3D Models
PCM4222PFBR - Texas Instruments  - 3D model - Quad Flat Packages - PFB (S-PQFP-G48)_1
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PCM4222PFBR Details

  • Manufacturer Part Number:

    PCM4222PFBR

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    QFP

  • Package Description:

    TFQFP-48

  • Pin Count:

    48

  • Country Of Origin:

    Taiwan

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Analog Input Voltage-Max:

    5.6 V

  • Converter Type:

    ADC, DELTA-SIGMA

  • JESD-30 Code:

    S-PQFP-G48

  • JESD-609 Code:

    e4

  • Length:

    7 mm

  • Moisture Sensitivity Level:

    3

  • Number of Analog In Channels:

    2

  • Number of Bits:

    24

  • Number of Functions:

    1

  • Number of Terminals:

    48

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Bit Code:

    2S COMPLEMENT BINARY

  • Output Format:

    SERIAL

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TFQFP

  • Package Equivalence Code:

    TQFP48,.35SQ

  • Package Shape:

    SQUARE

  • Package Style:

    FLATPACK, THIN PROFILE, FINE PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Sample Rate:

    0.216 MHz

  • Sample and Hold / Track and Hold:

    SAMPLE

  • Seated Height-Max:

    1.2 mm

  • Supply Current-Max:

    75 mA

  • Supply Voltage-Nom:

    3.3 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

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

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

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

    30

  • Width:

    7 mm

PCM4222PFBR Frequently Asked Questions (FAQs)

  • The recommended power-up sequence is to apply VCC first, followed by AVCC, and then DVCC. This ensures that the internal voltage regulators are powered up correctly.
  • To configure the PCM4222 for master mode operation, set the M/S pin high and ensure that the BCK pin is driven by the PCM4222. The device will then generate the clock signals for the audio interface.
  • The PCM4222 supports clock frequencies up to 50 MHz. However, the maximum clock frequency may be limited by the specific application and the quality of the clock signal.
  • To handle clock domain crossing in the PCM4222, use the internal clock domain crossing circuitry or implement a synchronizer circuit using flip-flops to synchronize the clock signals.
  • To minimize noise and ensure reliable operation, keep the analog and digital signal traces separate, use a solid ground plane, and avoid running digital signals near the analog signal traces.

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About Texas Instruments

Texas Instruments (TI) designs and manufactures semiconductors and integrated circuits for a wide range of applications. The company's product portfolio includes analog chips, which are essential for managing power and signal functions in electronic devices, and embedded processors, which serve as the brains in various systems, enabling functionality in everything from industrial equipment to consumer electronics. TI's innovations in semiconductor technology have made it a leader in the industry.

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