Texas Instruments LMV832 Bruksanvisning

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SENSOR

+

-

+

-

ADC

PRESSURE

EMI HARDENED

EMI HARDENED

+

-

V

+

R1

R2

INTERFERING

RF SOURCES

NO RF RELATED

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AnIMPORTANTNOTICEattheendofthisdatasheetaddressesavailability,warranty,changes,useinsafety-criticalapplications,

intellectualpropertymattersandotherimportantdisclaimers.PRODUCTIONDATA.

LMV831

,

LMV832

,

LMV834

SNOSAZ6C–AUGUST2008–REVISEDNOVEMBER2015

LMV831Single/LMV832Dual/LMV834Quad3.3-MHzLow-PowerCMOS,EMI-Hardened

OperationalAmplifiers

1

1Features

1

•UnlessOtherwiseNoted,TypicalValuesat

T

A

=25°C,V

+

=3.3V

•SupplyVoltage2.7Vto5.5V

•SupplyCurrent(perChannel)240µA

•InputOffsetVoltage1-mVMaximum

•InputBiasCurrent0.1pA

•GBW3.3MHz

•EMIRRat1.8GHz120dB

•InputNoiseVoltageat1kHz12nV/√Hz

•SlewRate2V/µs

•OutputVoltageSwingRail-to-Rail

•OutputCurrentDrive30mA

•OperatingAmbientTemperatureRange−40°Cto

125°C

2Applications

•PhotodiodePreamps

•PiezoelectricSensors

•Portable/Battery-PoweredElectronicEquipment

•FiltersandBuffers

•PDAsandPhoneAccessories

3Description

TI’sLMV83xdevicesareCMOSinput,low-power

operationamplifierICs,providingalowinputbias

current,awidetemperaturerangeof−40°Cto125°C,

andexceptionalperformance,makingthemrobust

general-purposeparts.Additionally,theLMV83xare

EMI-hardenedtominimizeanyinterference,making

themidealforEMI-sensitiveapplications.

TheunitygainstableLMV83xfeature3.3-MHzof

bandwidthwhileconsumingonly0.24mAofcurrent

perchannel.Thesepartsalsomaintainstabilityfor

capacitiveloadsaslargeas200pF.TheLMV83x

providesuperiorperformanceandeconomyinterms

ofpowerandspaceusage.

Thisfamilyofpartshasamaximuminputoffset

voltageof1mV,arail-to-railoutputstageandan

inputcommon-modevoltagerangethatincludes

ground.Overanoperatingrangefrom2.7Vto5.5V,

theLMV83xprovideaPSRRof93dB,andaCMRR

of91dB.TheLMV831isofferedinthespace-saving

5-pinSC70package,theLMV832inthe8-pin

VSSOPandtheLMV834isofferedinthe14--in

TSSOPpackage.

DeviceInformation

(1)

PARTNUMBERPACKAGEBODYSIZE(NOM)

LMV831SC70(5)1.25mm×2.00mm

LMV832VSSOP(8)3.00mm×3.00mm

LMV834TSSOP(14)4.40mm×5.00mm

(1)Forallavailablepackages,seetheorderableaddendumat

theendofthedatasheet.

TypicalApplication

Produktspecifikationer