Texas Instruments ADC78H89 Handleiding

Bekijk gratis de handleiding van Texas Instruments ADC78H89 (26 pagina’s), behorend tot de categorie Niet gecategoriseerd. Deze gids werd als nuttig beoordeeld door 2 mensen en kreeg gemiddeld 4.8 sterren uit 7 reviews. Heb je een vraag over Texas Instruments ADC78H89 of wil je andere gebruikers van dit product iets vragen? Stel een vraag

1

2

3

4

5

6

7

89

10

11

12

13

14

15

16

CS

NC

GND

AIN1

AIN2

AIN3

AIN4

ADC78H89

AV

DD

SCLK

DOUT

DIN

GND

AIN7

AIN6

AIN5

DV

DD

ADC78H89

www.ti.com

SNAS201D–APRIL2003–REVISEDMARCH2013

ADC78H897-Channel,500KSPS,12-BitA/DConverter

CheckforSamples:ADC78H89

1

FEATURES

DESCRIPTION

TheADC78H89isalow-power,seven-channel

23

•SevenInputChannels

CMOS12-bitanalog-to-digitalconverterwitha

•VariablePowerManagement

conversionthroughputof500KSPS.Theconverteris

•IndependentAnalogandDigitalSupplies

basedonasuccessive-approximationregister

architecturewithaninternaltrack-and-holdcircuit.It

•SPI™/QSPI™/MICROWIRE™/DSPCompatible

canbeconfiguredtoacceptuptoseveninputsignals

•Packagedin16-LeadTSSOP

onpinsAIN1throughAIN7.

Theoutputserialdataisstraightbinary,andis

APPLICATIONS

compatiblewithseveralstandards,suchasSPI™,

•AutomotiveNavigation

QSPI™,MICROWIRE™,andmanycommonDSP

•PortableSystems

serialinterfaces.

•MedicalInstruments

TheADC78H89maybeoperatedwithindependent

•MobileCommunications

analoganddigitalsupplies.Theanalogsupply(AV

DD

)

canrangefrom+2.7Vto+5.25V,andthedigital

•InstrumentationandControlSystems

supply(DV

DD

)canrangefrom+2.7VtoAV

DD

.Normal

powerconsumptionusinga+3Vor+5Vsupplyis

KEYSPECIFICATIONS

1.5mWand8.3mW,respectively.Thepower-down

•ConversionRate:500KSPS

featurereducesthepowerconsumptiontojust

0.3µWusinga+3Vsupply,or0.5µWusinga+5V

•DNL:±1LSB(max)

supply.TheADC78H89ispackagedina16-lead

•INL:±1LSB(max)

TSSOPpackage.Operationovertheindustrial

•PowerConsumption

temperaturerangeof−40°Cto+85°Cisensured.

–3VSupply:1.5mW(typ)

–5VSupply:8.3mW(typ)

ConnectionDiagram

Figure1.16-LeadTSSOP

SeePWPackage

1

Pleasebeawarethatanimportantnoticeconcerningavailability,standardwarranty,anduseincriticalapplicationsof

TexasInstrumentssemiconductorproductsanddisclaimerstheretoappearsattheendofthisdatasheet.

2TRI-STATEisatrademarkofTexasInstruments.

3Allothertrademarksarethepropertyoftheirrespectiveowners.

PRODUCTIONDATAinformationiscurrentasofpublicationdate.

Copyright©2003–2013,TexasInstrumentsIncorporated

ProductsconformtospecificationsperthetermsoftheTexas

Instrumentsstandardwarranty.Productionprocessingdoesnot

necessarilyincludetestingofallparameters.

Product specificaties