Recent content by kinton cloud

  1. K

    74LS154, All the LEDs lights up when there is no input

    I see, thank you very much. Re-reading the datasheet make more sense now, I didn't understand it at first.
  2. K

    74LS154, All the LEDs lights up when there is no input

    Hello everyone, I just want to ask why all the LEDs lights up when there is no input in 74LS154 IC? The first LED should turn off when there is no input right? Can anyone tell me what did I do wrong? Here is my circuit Note: If anyone else is wondering where that oval shaped wire at the...
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