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  • PCM4204EVM: Is there a driver for PCM4204 that works on Raspberry Pi?

    Part Number: PCM4204EVM Other Parts Discussed in Thread: PCM1864 , PCM4204 , TLV320ADC6140 Sorry for the rookie question, I just bought a PCM4204EVM board, and I want to interface it with my Raspberry Pi 3B+. But couldn't find its driver for any Linux…
    • Answered

  • PCM4204: verify of function

    Resolved
    Part Number: PCM4204 Dear team The system has a set of PCM interface (CLK/Sync/TX/RX), if they want to verify this function. 1. Do you have a suggested codec? 2. Or dose TI have suggested verification methods? Many thanks Denny
    • Resolved

  • PCM4204: High noise floor at fs 96KHz

    Part Number: PCM4204 Hello, Our customer is facing high noise floor problem on certain one channel on PCM4204 in their bords. SNR is degrade to 108dB to 70dB compared with good device /ch 115dB. Occurrence is around 0.7% of devices. Working condition…

  • PCM4204: PCM4204 Questions

    Part Number: PCM4204 Questions about the PCM4204: 1) The datasheet only provides a typical full scale input voltage of 6Vp-p with no upper or lower limits. Is there any data available on full scale input voltage variations lot-to-lot, or at least the worst…

  • PCM4204: Power On Reset Sequence

    Part Number: PCM4204 Other Parts Discussed in Thread: PCM4202 , Hi Team, My customer encountered a rare problem. The PCM4202 does not work normally at startup ( noise output). When the reset time is extended, the probability of failure will be reduced.…

  • PCM4204: schematic reviewer

    TI Thinks Resolved
    Part Number: PCM4204 Other Parts Discussed in Thread: OPA227 Dear team There is a good news that we design in PCM4204 in customer's new project. Could you help to review the schematic? Attached file is PCM4204 schematic, kindly help review and suggestion…
    • Answered

  • PCM4204: Oversampling Ratio definition needed

    Resolved
    Part Number: PCM4204 I am trying to understand how the Oversampling Ratio of this ADC is defined. Would I be correct in assuming the OSR rates are listed in Table 1 as 128fs, 192fs, 256fs, 384fs, 512fs and 768fs ? If true, why does Sampling Modes paragraph…
    • Resolved

  • PCM4204: Whether PCM4202 afford -45 °C – 85 °C in actual application

    TI Thinks Resolved
    Part Number: PCM4204 Other Parts Discussed in Thread: PCM4202 Hi team， I know that it shows PCM4202 can operate during -10℃~70℃(datasheet maybe conservative ). But customer's work condition will be up to -45 °C – 85 °C, so whether PCM4202 can afford…
    • Answered

  • PCM4204: Power requirements

    Resolved
    Part Number: PCM4204 Hi team, Let me ask questions about power requirements. 1. Is there any requirements of power-on/power-off sequence of Vcc and Vdd? If I understand correctly, RESET OPERATION section describes initialization sequence, but this doesn…
    • Resolved
    • Answered

  • PCM4204: ADC Full Scale Input Voltage Discrepancy

    Resolved
    Part Number: PCM4204 Other Parts Discussed in Thread: OPA1632 Hi, Differential 0dBFS analog input level is specified as 6Vp-p (typical) on the PCM4204 datasheet (9/2004, p.3). Here it approaches 10Vp-p differentially, a greater than +4dB difference, indicating…
    • Resolved

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