Texas Instruments ADS7251 Handleiding
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Internal
Reference
ADS7851,
ADS7251
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ADS7251
,
ADS7851
SBAS587A–JANUARY2014–REVISEDAPRIL2014
ADS7x5112-Bit,2-MSPSand14-Bit,1.5-MSPS,Dual,DifferentialInput,Simultaneous-
Sampling,Analog-to-DigitalConverterswithInternalReference
1Features3Description
TheADS7251andADS7851belongtoafamilyof
1
•12-and14-BitPin-CompatibleFamily
pin-compatible,dual,high-speed,simultaneous-
•SimultaneousSamplingofTwoChannels
sampling,analog-to-digitalconverters(ADCs)that
•SupportsFully-DifferentialAnalogInputs
supportfully-differentialanaloginputsandfeaturetwo
independentinternalvoltagereferences.The
•IndependentInternalReference(perADC)
ADS7251offers12-bitresolutionandupto2-MSPS
•HighSpeed:
samplingspeed.TheADS7851offers14-bit
–Upto2MSPSwiththeADS7251(12-Bit)
resolutionandupto1.5-MSPSsamplingspeed.
–Upto1.5MSPSwiththeADS7851(14-Bit)
Thedevicessupportawidedigitalsupplyvoltage
•ExcellentPerformance:
range,allowingeasycommunicationwithavarietyof
digitalhostcontrollersusingasimple,serialinterface.
–ADS7251:
Bothdevicesarefullyspecifiedovertheextended
–SNR:73dB
industrialtemperaturerange(–40°Cto+125°C)and
–INL:±1LSB
areavailableinapin-compatible,space-saving,
WQFN-16(3-mm×3-mm)package.
–ADS7851:
–SNR:83.5dB
DeviceInformation
–INL:±2LSB
ORDERNUMBERPACKAGEBODYSIZE
•Fully-SpecifiedOvertheExtendedIndustrial
ADS7251RTEWQFN(16)3mm×3mm
TemperatureRange:–40°Cto+125°C
ADS7851RTEWQFN(16)3mm×3mm
•SmallFootprint:WQFN-16(3mm×3mm)
TypicalApplicationDiagram
2Applications
•MotorControl:DirectInterfacetoSinCos
Encoders
•OpticalNetworking:EDFAGainControlLoop
•ProtectionRelays
•PowerQualityMeasurement
•Three-PhasePowerControls
•ProgrammableLogicControllers
•IndustrialAutomation
1
AnIMPORTANTNOTICEattheendofthisdatasheetaddressesavailability,warranty,changes,useinsafety-criticalapplications,
intellectualpropertymattersandotherimportantdisclaimers.PRODUCTIONDATA.
Product specificaties
| Merk: | Texas Instruments |
| Categorie: | Niet gecategoriseerd |
| Model: | ADS7251 |
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