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  • PCM1789: PCM1789EVM

    TI Thinks Resolved
    Part Number: PCM1789 Hi team I found opportunity to promote PCM1789 to a new project and the customer needs EVM to evaluation first, but I cannot find the EVM on ti sample website and could you help give the guidance on how to apply for the EVM ?

  • PCM1789: Application Inquiry

    TI Thinks Resolved
    Part Number: PCM1789 Hello Team, My customer wanted to know the maximum junction temperature ( not ambient, but junction) where the device ( PCM1789PW) can fully operate? The datasheet shows that the 150C absolute max junction temperature for stress screening…
    • Answered

  • PCM1789-Q1: PCM1754 + Volume control

    Resolved
    Part Number: PCM1789-Q1 Other Parts Discussed in Thread: PCM1754-Q1 , , PCM1789 Hello, Team, We are looking for a device which could replace PCM1754-Q1 with an additional capability of a volume control. From the datasheet, PCM1789-Q1 would be suitable device…
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    • Answered

  • PCM1789: PCM1789 Schematic review

    Resolved
    Part Number: PCM1789 Hello Sir, One of my customer is using PCM1789 to replace AK4396. They've finished the schematic. May I send it through EMAIL for checking? Best regards, wenting
    • Resolved
    • Answered

  • PCM1789: Power-off sequence

    Resolved
    Part Number: PCM1789 Hi, Could you please tell me the recommended power-off sequence as it isn't mentioned in PCM1789 data sheet? Best regards, Kato
    • Resolved
    • Answered

  • PCM1789: LRCK pulse width high

    Resolved
    Part Number: PCM1789 Other Parts Discussed in Thread: PCM1794A Hi, For LRCK pulse width high, there is mentioned on page 7 of PCM1789 data sheet as follows. The maximum and minimum values are specified by "1/(2 x fs)". is this correct? For PCM1794A…
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    • Answered

  • PCM1789: PCM1789 phase problem

    Resolved
    Part Number: PCM1789 Hi ， PCM1789 replace AKM4388，We found that the phase of the high-pitched and low-pitched AUX channel of the PCM1789 prototype is basically the same, while the phase of the high-pitched and low-pitched BT channel is quite different…
    • Resolved
    • Answered

  • PCM1789: Timing to de-assert RST pin during power-on

    Resolved
    Part Number: PCM1789 Hi, The timing to de-assert RST pin during power-on isn't specified in Figure 20. Is my understanding correct that RST pin can be de-asserted to high at any time during power-on? I understand that the internal reset is released…
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    • Answered

  • RE: PCM1789: Bypass interpolation filter

    Resolved
    Thanks! I think I'll keep the PCM1789 for an open loop section, and use use a faster precision dac for the control loop. I have another question: the default protocol is I2S. Is it possible to drive two PCMs in the same bus, with an FPGA as the master…
    • Answered

  • PCM1789: Audio forum

    Resolved
    Part Number: PCM1789 Other Parts Discussed in Thread: DIR9001 , Hello, I cant get any audio signals on the output of the IC. I am attaching the schematic circuit. The input I am using is from PC/SPDIF. Every thing seems fine with DIR9001: Measured: LRSCK…
    • Resolved

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