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  • PCM1841-Q1: Input capacitors on PCM1841.

    TI Thinks Resolved
    Part Number: PCM1841-Q1 Tool/software: The datasheet says that the chip includes some kind of "fast charging" circuit, about which it is written - The default value of the quick-charge timing is set for a coupling capacitor up to 1μF. With an input resistance…
    • Answered

  • PCM1841-Q1: How are the 4 inputs handled when I2S is selected?

    Resolved
    Part Number: PCM1841-Q1 Tool/software: When the I2S output is selected (which supports 2-channels) how are the 4 inputs handled? Do they mix (e.g. 1 and 3 mixed to left and 2 and 4 mix to right) or are 3 and 4 ignored completely. Is there any MUX function…
    • Resolved
    • Answered

  • PCM1841-Q1: Question about electrode tip height

    Resolved
    Part Number: PCM1841-Q1 Tool/software: Dear TI package engineers, PCM1841QRGERQ1 is VQFN (RGE) | 24. However, the package dimension drawing on the datasheet does not include the dimensions of the side electrodes. What are the electrode heights and tolerance…
    • Resolved
    • Answered

  • PCM1822: Loud noise/tone from ADC with no input signal applied

    Resolved
    Part Number: PCM1822 Other Parts Discussed in Thread: PCM1841-Q1 , LM317 Dear TI-Team, we have designed a product with (among others) a PCM1822, and most of the time it is working as expected. However, on rare occasions (usually after running the…
    • Resolved

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