Transcription of Choosing an Appropriate Pull-up/Pull-down …
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ApplicationReportSLVA485 October2011 ChoosinganAppropriatePull- :opendrain(opencollectorforbipolaroutput s)orpush- pull (alsoknownastotempole). , ,opendrainoutputsprovidemoreflexibilityt oadesignerastheycanbepulled-uptoanyvolta gefoundinthesystem,whichcanbeusefulwhent heyserveasinputstoa processorwhichmightrequirea (PG)andLowBattery(LBO)onswitchingregulat ors,resetandPowerFail(PFO)onsupplyvoltag esupervisors(SVS),andLowBattery,PowerFai l, pull -uporpull-downresistor,thefactorstha tshouldbeconsideredwhenselectinga pull -uporpull-downresistor,andhowtocalcu latea (PGFloatingHigh)..22 TypicalPGOutputEquivalentCircuit(PGLow).
Application Report SLVA485–October 2011 Choosing an Appropriate Pull-up/Pull-downResistor for Open Drain Outputs Ben Hopf.....
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