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  • PCM1865-Q1: Conversion from single ended to differential or differential and single ended connection selectable

    Part Number: PCM1865-Q1 Other Parts Discussed in Thread: PCM1865 , PGA2500 , NE5532A , LM27762 , TPS65133 , PCM3168A Hello IT team! I'm working on a project where I need to multiplex the following X2 connections (so we can focus on only 4 of the 8…
    • Answered

  • PCM1865-Q1: IOVDD level

    Resolved
    Part Number: PCM1865-Q1 Hi Team, Good day! Could you help us explain further about the question from our customer. IOVDD is defined as "Power supply for I/O voltages (typically, 3.3 V or 1.8 V)." Absolute maximum ratings are -0.3V to 3.9V …
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    • Answered

  • PCM1865-Q1: Using PCM1865-Q1 as a PDM to PCM converter for 16 microphones

    Resolved
    Part Number: PCM1865-Q1 Other Parts Discussed in Thread: PCM1864 , TLV320ADC6140 , TLV320ADC3140 Dear TI team, I'm designing a microphone array and I intend to use the PCM1865-Q1 as a PDM to PCM conversion (to read the 1 bit PDM signals from the digital…
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    • Answered

  • PCM1865-Q1: Research of new architecture

    Resolved
    Part Number: PCM1865-Q1 Other Parts Discussed in Thread: PCM1865 , TLV320ADC6140 , PCM1690 , PCM6340-Q1 , PCM6240-Q1 , , TAS6424MS Good afternoon, colleagues! Help with advice, we are conducting research to determine the architecture of the future version…
    • Resolved
    • Answered

  • PCM1865-Q1: Using the device in M/S mode for 6 microphones

    Resolved
    Part Number: PCM1865-Q1 Other Parts Discussed in Thread: PCM1865 , PCM1863 , TIDA-01454 , PCM1864 Team, our customer is considering designing in PCM1865-Q1 and using it in M/S mode. We have a few questions: Datasheet suggests there is analog gain…
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    • Answered

  • PCM1865-Q1: Input Impedance of PCM186x

    Resolved
    Part Number: PCM1865-Q1 Other Parts Discussed in Thread: PCM1865 Dear Sirs, My customer asked us about specification of input impedance of PCM186x. Although only typical value (10kΩ) are described in the data sheet, there is no description of the…
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  • PCM1865-Q1: Accuracy of the PGA + ADC of PCm186x

    Resolved
    Part Number: PCM1865-Q1 Other Parts Discussed in Thread: PCM1863-Q1 Dear Sirs, My customer asked us about Accuracy of the PGA + ADC and Matching between PGA + ADCs onchip of PCm186x. What are these specifications? Each of these values is described…
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  • PCM1865-Q1: Not getting data out with 1/128 bitclk to LRCK ratio in TDM4

    Resolved
    Part Number: PCM1865-Q1 Other Parts Discussed in Thread: PCM1865 Hi, In TDM4 PCM1865 is only working in 1/256 bitclk to LRCK ratio, other than this ratio PCM1865 is not giving data out. I need 1/128 Bitclk to LRCK ratio. Please help me. PF clock…
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  • PCM1865-Q1 issues

    Other Parts Discussed in Thread: PCM1865EVM , PCM1865 , PCM1865-Q1 I recently purchased the PCM1865EVM. Surprisingly the datasheets are very incomplete with almost no mention of TDM mode interface of the device. There are no descriptions on how this…

  • RE: PCM1865-Q1 TDM mode info missing in Datasheet

    Dafydd, Thank you for your fast response. I am sure there will be lots of people interested in these ADCs.

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