Texas Instruments ADC0820-N Handleiding
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ADC0820-N
www.ti.com
SNAS529C–JUNE1999–REVISEDMARCH2013
ADC0820-N8-BitHighSpeedµPCompatibleA/DConverterwithTrack/HoldFunction
CheckforSamples:ADC0820-N
1
FEATURES
KEYSPECIFICATIONS
2
•Built-InTrack-and-HoldFunction
•Resolution:8Bits
•NoMissingCodes•ConversionTime
•NoExternalClocking–2.5µsMax(RDMode)
•SingleSupply—5V
DC
–1.5µsMax(WR-RDMode)
•EasyInterfacetoAllMicroprocessors,or•LowPower:75mWMax
OperatesStand-Alone
•TotalUnadjustedError:±½LSBand±1LSB
•LatchedTRI-STATEOutput
DESCRIPTION
•LogicInputsandOutputsMeetBothMOSand
Byusingahalf-flashconversiontechnique,the8-bit
T
2
LVoltageLevelSpecifications
ADC0820-NCMOSA/Doffersa1.5µsconversion
•OperatesRatiometricallyorwithany
timeanddissipatesonly75mWofpower.Thehalf-
ReferenceValueEqualtoorLessthanV
CC
flashtechniqueconsistsof32comparators,amost
•0Vto5VAnalogInputVoltageRangewith
significant4-bitADCandaleastsignificant4-bit
Single5VSupply
ADC.
•NoZeroorFull-ScaleAdjustRequired
TheinputtotheADC0820-Nistrackedandheldby
•OverflowOutputAvailableforCascading
theinputsamplingcircuitryeliminatingtheneedfor
anexternalsample-and-holdforsignalsmovingat
•0.3in.StandardWidth20-PinPDIP
lessthan100mV/µs.
•20-PinPLCC
Foreaseofinterfacetomicroprocessors,the
•20-PinSOIC
ADC0820-Nhasbeendesignedtoappearasa
memorylocationorI/Oportwithouttheneedfor
externalinterfacinglogic.
ConnectionandFunctionalDiagrams
Figure1.CDIP,PDIP,Figure2.PLCCPackage
andSOICPackages(TopView)
1
Pleasebeawarethatanimportantnoticeconcerningavailability,standardwarranty,anduseincriticalapplicationsof
TexasInstrumentssemiconductorproductsanddisclaimerstheretoappearsattheendofthisdatasheet.
2Alltrademarksarethepropertyoftheirrespectiveowners.
PRODUCTIONDATAinformationiscurrentasofpublicationdate.
Copyright©1999–2013,TexasInstrumentsIncorporated
ProductsconformtospecificationsperthetermsoftheTexas
Instrumentsstandardwarranty.Productionprocessingdoesnot
necessarilyincludetestingofallparameters.
Product specificaties
| Merk: | Texas Instruments |
| Categorie: | Niet gecategoriseerd |
| Model: | ADC0820-N |
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