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  • Exploring Op Amps

    • Exploring Op Amps

    Operational amplifiers are often misunderstood but the basis for many analog designs.
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    Analog

    Automotive-Rated Dual Op Amp Blends Medium Voltage and Accuracy

    Nov. 28, 2023
    This AEC-Q100-qualified dual op amp from STMicroelectronics merges two difficult-to-combine attributes in a MiniSO-8.
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    Automotive

    Our “Digitized” Cars Still Need Those Precision Op Amps

    Oct. 24, 2023
    New high-accuracy, high-stability op amps from STMicroelectronics, targeting automotive applications, work in temps up to 175°C.
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    Operational Amplifiers

    What You Need to Know About Signal Path Development

    June 7, 2023
    Download this Electronic Design PDF eBook by Analog and Signal Path Consultant, Michael Steffes.
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    Operational Amplifiers

    Why are Specification and Characterizations for Op Amps and FDAs Different and Confusing?

    June 7, 2023
    From input offset voltage to slew rate to gain bandwidth product, specifications for operational amplifiers can vary widely amongst different vendors.
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    Analog

    What Signal-Path Developments are Still Missing from Textbooks?

    May 24, 2023
    Here’s what you didn’t learn in school, such as how to really combine the distortion terms in cascaded amplifiers.

    More content from Exploring Op Amps

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    Automotive

    Automotive-Qualified Micropower Op Amp Endures Harsh Temperatures

    April 5, 2023
    With its minimal current consumption and 150°C operating temp, the TSU111H op amp developed by STMicroelectronics delivers an unusual combination of properties.
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    Analog

    Three Major Design Pitfalls Plaguing New Analog Signal-Path Designers

    March 6, 2023
    Wouldn’t it be great to not repeat the same amplifier application errors many new designers fall into? Read on to head off these common confusions and oversights.
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    Analog

    Simple Amplifier Options Improve Dynamic Range in ADC Interfaces

    Feb. 14, 2023
    In a signal-conditioning op-amp application there are a number of different approaches to take—what noise and SFDR advantages might one offer over another.
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    Circuit Daimy Dreamstime
    Power

    EMI Reduction Techniques for Op Amps

    July 26, 2021
    How damaging is EMI to op amps in a circuit design? And what methods are used to minimize these effects? Circuit designers may be surprised at the clever ways op amps can be used...
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    Analog

    What’s All This Varactor-Input Amplifier Stuff, Anyway?

    Sept. 9, 2016
    Paul Rako revisits the varactor-input amplifier built by Bob Pease, creating his own updated version and running it through Spice simulations.
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    Analog

    Tighten The Gap Between ADC Datasheet Specs And The Real World

    Sept. 25, 2012
    Intersil's Michael Steffes details how every semi company tests new analog-to-digital converter products in the lab in order to obtain data-sheet values for SFDR and SNR, then...
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    Analog

    Move Beyond Active Filter Design Mythology To Improve Your Discrete Op-Amp-Based Designs

    Aug. 27, 2010
    Michael Steffes challenges conventional approaches to Sallen Key Filter design. He says today's components and VFAs offer greater flexibility. This opinion piece links to more...