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  • OPA1641-Q1: On the input voltage buffer of microphone audio acquisition

    Resolved
    Part Number: OPA1641-Q1 Other Parts Discussed in Thread: INA1650 , JFE150 , INA1620 ALL HI！ As shown in the figure below. The left J1 is the position of the external microphone. If I can't determine the mic_ The size of bias and the input voltage range of…
    • Resolved

  • RE: OPA627: Contemporary replacement for OPA111SM?

    HI Shadyn, We have a few options of modern JFET input amplifiers offering better performance and precision than the legacy OPA111SM; however, these are not available on the PDIP or TO-CAN packages. The OPA627SM is a 45-MHz previous generation JFET amplifier…
    • Answered

  • LM4911Q-Q1: new device recommendation

    Resolved
    Part Number: LM4911Q-Q1 Other Parts Discussed in Thread: TLV320AIC3254-Q1 , OPA1641-Q1 , OPA1612-Q1 , OPA1662-Q1 , OPA1642-Q1 , Dear team, My customer wants to find a headphone amplifier, and the rating is Automotive. But there is only one device on ti.com…
    • Resolved

  • Audio DAC plus Audio amplifier Availability

    Other Parts Discussed in Thread: PCM5102-Q1 , OPA1641 , OPA827 Hi, We require an audio interface capable of providing 7.75Vrms to 2K ohm load. Can someone suggest a Audio DAC plus Audio Amplifier combination supporting the above interface. The temperature…

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