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  • OPA1642: OPA1642

    Part Number: OPA1642 Tool/software: Dear Texas customer support, We have used component OPA1642AIDR a few times in our production. In the previous orders we received component with a line marking and by the last order we received a component with a dot…
    • Answered

  • OPA1642: Newer Alt

    Resolved
    Part Number: OPA1642 Other Parts Discussed in Thread: OPA2156 Tool/software: Hi, I have a customer who is wondering if there are any newer version of this device they should know about as an alternative?
    • Resolved

  • OPA1642-Q1: How to select operational amplifier applying for audio line out use case

    Part Number: OPA1642-Q1 Other Parts Discussed in Thread: OPA1642 Tool/software: Hi TI Expert Could you please help to me how to select operational amplifier for audio line-out or line-in or differential output? which op-amp parameters should be considered…

  • OPA1642: Improve noise and DC offset performance

    TI Thinks Resolved
    Part Number: OPA1642 OPA1642: Improve noise and DC offset performance Hi Chris, Thank for your quick and detail and rich supplement information to our question, these feedback reinforce our choice of the SoundPlus OPA1642, being a DI (Dielectric Isolated…

  • OPA1642: Improve noise and DC offset performance

    Part Number: OPA1642 Other Parts Discussed in Thread: TLE2426 , , OPA1656 , JFE150 , JFE2140 , OPA1612 , LME49720 , OPA891 Dear TI E2E support, Hi there, Our team made a prototype of a phono-stage amplifier (pic. 1) base on the circuit in OPA1642's datasheet…
    • Answered

  • OPA1642: Unexpected behavior in single supply circuit

    Resolved
    Part Number: OPA1642 Other Parts Discussed in Thread: TL072 , LM833 , , OPA1656 , OPA1655 , OPA2156 I've just started working with the OPA1642A, and I want to use it in a basic audio buffer circuit. I've done this with older parts for years (LM833, TL072,…
    • Resolved

  • LM7322: opa1642 as possible drop in replacement

    Part Number: LM7322 Hello, We are looking atOPA1642AIDGK as a possible drop in replacement for the LM7322MM part, but we do need rail to rail input and output. Do you know if the OPA1642AIDGK would perform well in place of the LM7322MM? Do you have any…

  • OPA1642: About the performance of parts

    TI Thinks Resolved
    Part Number: OPA1642 Dear Person in Charge, I'm looking for graphs on the performance of this parts. List the graphs I'm looking for. ・Relationship graph between power consumption and temperature fluctuation ・Graph of relationship between voltage…

  • OPA1642: Radiation report for the OPA1642

    TI Thinks Resolved
    Part Number: OPA1642 Other Parts Discussed in Thread: OPA4H014-SEP Does anyone know if there exists a radiation testing report for the OPA1642 (either TID or single-event)?
    • Answered

  • OPA1642: OPA1642

    Resolved
    Part Number: OPA1642 My question is what is a ballpark number for the capacitance of the ESD diodes inside the OPA1642 op-amp. I'm using the OPA1642 as a transimpedance amplifier for a photodiode. TIA gain (the TIA is a capacitive TIA, with a voltage…
    • Resolved

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