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Showing 20 results View by: Thread Post Sort by
    Answered
  • PCM1781: PCM1781 IBIS Model

    ?? ??
    ?? ??
    Resolved
    Part Number: PCM1781 Other Parts Discussed in Thread: PCM1789 , PCM5242 , PCM1795 , PCM1742 Tool/software: Hi TI E2E Is it possible to obtain the IBIS model for the following component? If it is not available, could you please let me know a close…
    • Resolved
    • 3 months ago
    • Audio
    • Audio forum
  • PCM1781: Why does SDOUTADAC have output without a sound source?

    Gabriel Wang1
    Gabriel Wang1
    TI Thinks Resolved
    Part Number: PCM1781 Other Parts Discussed in Thread: TLV320ADC6120 Dear Expert 1. We connected a simulated MIC at pins 1 and 2, as shown in the following figure, In a stationary state, i.e. without external sound sources, the waveforms of BCLK…
    • over 1 year ago
    • Audio
    • Audio forum
  • PCM1781: phase difference between VOUTL and VOUTR.

    Yuta Nishie
    Yuta Nishie
    Part Number: PCM1781 Hi, The customer is using a PCM1781 and says that there is a phase difference of about 46us (about 2Fs since the digital sampling frequency of the input is 48 KHz) between the VOUTL and VOUTR. Is this 2Fs within the normal operating…
    • over 2 years ago
    • Audio
    • Audio forum
  • PCM1781: PCM1781

    Gerard van Leeuwen
    Gerard van Leeuwen
    TI Thinks Resolved
    Part Number: PCM1781 Other Parts Discussed in Thread: PCM1754 I am looking for a quick way to evaluate this PCM1781 (or the PCM1754). Is a dev board or evm available?
    • over 4 years ago
    • Audio
    • Audio forum
  • Answered
  • PCM1781: Request IBIS model

    Akihisa Tamazaki
    Akihisa Tamazaki
    Resolved
    Part Number: PCM1781 Other Parts Discussed in Thread: PCM5242 , PCM1795 , PCM1742 Hello team, The customer requested an IBIS model for the PCM1781? If not, is there an IBIS model for a similar product? Best Regards, Akihisa Tamazaki
    • Resolved
    • over 2 years ago
    • Audio
    • Audio forum
  • Answered
  • PCM1781: Pulldown resistance

    Kuramochi Tadahiko
    Kuramochi Tadahiko
    Resolved
    Part Number: PCM1781 Hi, How much is the resistance of the following pulldown resistor? Best Regards, Kuramochi
    • Resolved
    • over 4 years ago
    • Audio
    • Audio forum
  • Answered
  • PCM1781: Changing SCK frequency

    Kuramochi Tadahiko
    Kuramochi Tadahiko
    Resolved
    Part Number: PCM1781 Hi, Is changing SCL frequency allowed during the device is active? If no, should we toggle Vcc? Best Regards, Kuramochi
    • Resolved
    • over 4 years ago
    • Audio
    • Audio forum
  • PCM1781: Low sampling clock and system clock condition

    Satoshi
    Satoshi
    TI Thinks Resolved
    Part Number: PCM1781 When sampling clock and system clock frequency set lower than IC's recommended range , what problem occur this application? ⇒For example; noisy sound, sound clipped, IC is not power on, etc. Request spec is below; ・Vcc: 5V…
    • over 7 years ago
    • Audio
    • Audio forum
  • RE: PCM1781 (or any I2S DAC) clock sources

    Charles Hubbard
    Charles Hubbard
    Hi, Justin. The PCM1781 can only operate as slave. So I need to send it 3 different clocks and the data has to be synced to them, no exceptions. So my mcu has to either receive or produce all of them. I can either use cpu generating clocks that maynot…
    • over 9 years ago
    • Audio
    • Audio forum
  • Output problem of PCM1781

    Vivien Staehle
    Vivien Staehle
    Other Parts Discussed in Thread: PCM1781 Hello, I want to convert audio data through the PCM1781 with the I2S bus, it is necessary to have the three clocks are synchronized, SCK (external oscillator: 24MHz), BCK (12 MHZ) and LRCK (192 kHz), and also…
    • over 10 years ago
    • Audio
    • Audio forum
>

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