DAC6573IPWG4中文资料
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FEATURESDESCRIPTION
APPLICATIONS
ResistorNetwork818DataBuffer ADACRegister A
DataBuffer DDACRegister DDAC A
DAC D
BufferControlRegisterControlPower−DownControl LogicVOUTA
VOUTB
VOUTC
VOUTD
VREFLA0A1A2A3GNDI2C BlockSCL
SDA
LDACVREFHIOVDDVDDDAC6573
SLAS402–NOVEMBER2003
QUAD,10-Bit,LOW-POWER,VOLTAGEOUTPUT,
I2CINTERFACEDIGITAL-TO-ANALOGCONVERTER
•MicropowerOperation:500µAat3VVDDTheDAC6573isalow-power,quadchannel,10-Bit
•FastUpdateRate:188kSPSbufferedvoltageoutputDAC.Itson-chipprecision
outputamplifierallowsrail-to-railoutputswing.The•Power-OnResettoZeroDAC6573utilizesanI2Ccompatibletwowireserial•2.7-Vto5.5-VAnalogPowerSupplyinterfacesupportinghigh-speedinterfacemodewith•10-BitMonotonicaddresssupportofuptosixteenDAC6573sforatotal
•I2C™Interfaceupto3.4Mbpsof64channelsonthebus.
•DataTransmitCapabilityTheDAC6573requiresanexternalreferencevoltage
•Rail-to-RailOperationOutputBufferAmplifiertosettheoutputrangeoftheDAC.TheDAC6573
incorporatesapower-on-resetcircuitthatensures•Double-BufferedInputRegister
thattheDACoutputpowersupatzerovoltsand•AddressSupportforuptoSixteenDAC6573sremainsthereuntilavalidwritetakesplaceinthe•SynchronousUpdateforupto64Channelsdevice.TheDAC6573containsapower-downfea-
•VoltageTranslatorsforallDigitalInputsture,accessedviatheinternalcontrolregister,that
reducesthecurrentconsumptionofthedeviceto200•OperationFrom–40°Cto105°C
nAat5V.•Small16LeadTSSOPPackage
Thelowpowerconsumptionofthispartinnormal
operationmakesitideallysuitedtoportablebattery
operatedequipment.Thepowerconsumptionisless•ProcessControl
than3mWatVDD=5Vreducingto1µWin•DataAcquisitionSystemspower-downmode.•Closed-LoopServoControl
TheDAC6573isavailableina16-leadTSSOP•PCPeripheralspackage.•PortableInstrumentation
Pleasebeawarethatanimportantnoticeconcerningavailability,standardwarranty,anduseincriticalapplicationsofTexas
Instrumentssemiconductorproductsanddisclaimerstheretoappearsattheendofthisdatasheet.
I2CisatrademarkofPhilipsCorporation.
PRODUCTIONDATAinformationiscurrentasofpublicationdate.Copyright©2003,TexasInstrumentsIncorporatedProductsconformtospecificationsperthetermsoftheTexasInstrumentsstandardwarranty.Productionprocessingdoesnotnecessarilyincludetestingofallparameters.元器件交易网www.cecb2b.comwww.ti.com
3A3
A2
A11
2
3
4
5
6
7
816
15
14
1
12
11
10
9VOUTA
VOUTB
VREFH
VDDVREFL
GND
VOUTC
VOUTDA0
IOVDD
SDA
SCL
LDACDAC6573
ABSOLUTEMAXIMUMRATINGS(1)DAC6573
SLAS402–NOVEMBER2003
ThisintegratedcircuitcanbedamagedbyESD.TexasInstrumentsrecommendsthatallintegrated
circuitsbehandledwithappropriateprecautions.Failuretoobserveproperhandlingandinstallation
procedurescancausedamage.
ESDdamagecanrangefromsubtleperformancedegradationtocompletedevicefailure.Precision
integratedcircuitsmaybemoresusceptibletodamagebecauseverysmallparametricchangescould
causethedevicenottomeetitspublishedspecifications.
PACKAGE/ORDERINGINFORMATION
PRODUCTPACKAGEPACKAGESPECIFICATIONPACKAGEORDERINGTRANSPORTMEDIA
DRAWINGTEMPERATUREMARKINGNUMBER
NUMBERRANGE
DAC657316-TSSOPPW–40°CTO+105°CD6573IDAC6573IPW90PieceTube
DAC6573IPWR2000PieceTapeandReel
PWPACKAGEPINDESCRIPTIONS(TOPVIEW)
PINNAMEDESCRIPTION
1VOUTAAnalogoutputvoltagefromDACA
2VOUTBAnalogoutputvoltagefromDACB
3VREFHPositivereferencevoltageinput
4VDDAnalogvoltagesupplyinput
5VREFLNegativereferencevoltageinput
Groundreferencepointforallcircuitryonthe6GNDpart
7VOUTCAnalogoutputvoltagefromDACC
8VOUTDAnalogoutputvoltagefromDACD
9LDACH/WsynchronousVOUTupdate
10SCLSerialclockinput
11SDASerialdatainput
12IOVDDI/Ovoltagesupplyinput
13A0Deviceaddressselect-I2C
14A1Deviceaddressselect-I2C
15A2Deviceaddressselect-Extended
16A3Deviceaddressselect-Extended
VDDtoGND–0.3Vto+6V
DigitalinputvoltagetoGND–0.3VtoVDD+0.3V
VOUTtoGND–0.3VtoVDD+0.3V
Operatingtemperaturerange–40°Cto+105°C
Storagetemperaturerange–65°Cto+150°C
Junctiontemperaturerange(TJmax)+150°C
PowerdissipationThermalimpedance(RΘJA)161°C/W
Thermalimpedance(RΘJC)29°C/W
Leadtemperature,solderingVaporphase(60s)215°C
Infrared(15s)220°C
(1)StressesabovethoselistedunderAbsoluteMaximumRatingsmaycausepermanentdamagetothedevice.Exposuretoabsolute
maximumconditionsforextendedperiodsmayaffectdevicereliability.
2元器件交易网www.cecb2b.comwww.ti.com
ELECTRICALCHARACTERISTICSDAC6573
SLAS402–NOVEMBER2003
VDD=2.7Vto5.5V,RL=2kΩtoGND;CL=200pFtoGND;allspecifications-40°Cto+105°C,unlessotherwisespecified.
PARAMETERTESTCONDITIONSMINTYPMAXUNITS
STATICPERFORMANCE(1)(2)
Resolution10Bits
Relativeaccuracy±0.5±2LSB
DifferentialnonlinearitySpecifiedmonotonicbydesign±0.1±0.5LSB
Zero-scaleerror520mV
Full-scaleerror-0.15±1.0%ofFSR
Gainerror±1.0%ofFSR
Zerocodeerrordrift±7µV/°C
Gaintemperaturecoefficient±3ppmofFSR/°C
OUTPUTCHARACTERISTICS(3)
Outputvoltagerange0VREFHV
Outputvoltagesettlingtime(fullscale)RL=∞;0pF
RL=∞;CL=500pF12µs
Slewrate1V/µs