Grey Posted January 7, 2013 Report Share Posted January 7, 2013 Help me to understand what is the meaning of source digital output and sink digital output? for example PCI 6516 is 32 Source Digital output device PCI 6517 is 32 Sink Digital Output Thanks. Happy New Year to all !! Quote Link to comment
MCornwall Posted January 7, 2013 Report Share Posted January 7, 2013 A digital Sourcing output will provide a voltage. ie logic level high A digital Sinking output will provide a path to ground when it is on. ie logic level low Quote Link to comment
JamesMc86 Posted January 7, 2013 Report Share Posted January 7, 2013 It's also worth pointing out they are high impedance the rest of time, not the opposite. Quote Link to comment
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