This thread has been locked.

If you have a related question, please click the "Ask a related question" button in the top right corner. The newly created question will be automatically linked to this question.

SN754410: 24v to 5 volt

Part Number: SN754410
Other Parts Discussed in Thread: ISO1212

i am using the SN754410 my problem is that the Logic supply voltage is 5 volt and the device that supplies the logic signal to the SN754410 is a plc that sends out messages of 24 volt. i guess the solution would be to use resistors my question is which resistor. how many ohm/w