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• SN74ABT16245A: Input Impedance Question

  

  Alec Forbes

  Resolved

  Part Number: SN74ABT16245A Other Parts Discussed in Thread: SN74LVTH16245A Team- My customer is trying to ensure that they wont see any reliability issues caused by EMI with the SN74LVTH16245A and the SN74LVTH16245. The devices have inputs rated to -.5V…

  • Resolved

  • over 7 years ago
  • Logic
  • Logic forum

• SN74ABT16245A false drive issue in -40C

  

  Randy Wang

  Hi Team My customer is using 74ABT16245 for LED fault indicator, the input is from OPTO iso signal, the output is to drive LED. It's normal in normal temperature, but in -40C, the input is low, but the PIN17 (16245A 2B4) has 3.3V voltage, so the output…

  • over 8 years ago
  • Logic
  • Logic forum

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