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  1. Rlocus

    Grounding design

    Thanks for your answer, This is not the first time I heard about "old fashioned theory" of split planes, but both Texas Instruments and Analog devices (and others) have documents (wrote in 2012-2013) about grounding telling me to have an analog and digital plane. Here's a picture (taken from...
  2. Rlocus

    Grounding design

    Hi everyone, I'm currently designing a small PCB to measure the pressure out of a wheatstone bridge. I use a conditioner from Texas Instruments (PGA309) and the ADS1251 (24bits) to convert in digital format. I decided to separate the ground and power planes between digital and analog parts, to...
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