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  • LME49721: PDM digital mic to analog conversion

    Resolved
    Part Number: LME49721 Other Parts Discussed in Thread: SN74AUC2G86 , Tool/software: What is the highest quality way to convert a PDM data stream into an analog output without using a DAC? I have an extremely limited power budget, making a DAC difficult…
    • Resolved

  • LME49721: Difference is the output before and after amplifier

    Part Number: LME49721 Hi, I am using PCM3168APAP Audio Codec and LME49721MAX/NOPB operational amplifier in my design. I am using Audio signals in balanced mode. I am probing the signals at the input of LME4972( output of audio codec IC) and at the…

  • LME49721: Soldering reflow profile

    Part Number: LME49721 Hi, I am looking for solder reflow guidelines document for LME49721MAX/NOPB. Can someone please share the link for same. Thanks in Advance.

  • LME49721: Schematics Review

    TI Thinks Resolved
    Part Number: LME49721 I am using LME49721MAX/NOPB in my design. Can someone please review the schematics and let us know your feedbacks on the same. Output Amplifier.pdf

  • LME49721: Supply current requirement

    Answer Suggested
    Part Number: LME49721 Hi, I am planning to u se LME49721MAX and THS4531IDGKR for audio output and input amplifier. Can you plase let me know the supply current for these two ICs when Vin=5V

  • LME49721: Reference layout design for audio differential signals

    Part Number: LME49721 Hi, I am using LME49721MAX/NOPB in my design. Can you please share any reference layout design where signals are routed in differential format. The reference layout design provided in the datasheet is for single ended audio signals…

  • LME49721: Can be used for low frequency operations (between 5 to 30Hz)

    Part Number: LME49721 If the LME49721MA/NOPB can be used for low frequency operations (between 5 to 30Hz) and also is it available not in surface mount. it is to be used as an audio amplifier for low frequencies (for context) Otherwise I am open to…

  • LME49721: What's LME49721 input impedance?

    TI Thinks Resolved
    Part Number: LME49721 Other Parts Discussed in Thread: LME49723 , LME49724 The datasheet says "The input impedance of the op amp is very high" but do we have any numbers? It doesn't say what kind of input it has, but http://www.ti.com/lit/sg/slot140…
    • Answered

  • PSPICE-FOR-TI: LME49721:The simulation does not converge

    Resolved
    Part Number: PSPICE-FOR-TI Other Parts Discussed in Thread: LME49721 Hi Team, I am trying to simulate LME49721 in PSpice-for-TI . First the simulation succeeded. However I deleted capacitor2(C2), the simulation did not converge. Output window…
    • Resolved

  • RE: LME49721: LME49721 THD+N Rises with Gain

    HI Samuel, The LME49721 performance is obtained with the specs from the datasheet. Perhaps you could implement the amplitude/volume control as a previous stage before the LME49721 so it can have a fixed gain. Best regards, -Ivan Salazar Texas…

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