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