Texas Instruments LMX2430 Bruksanvisning

Läs gratis den bruksanvisning för Texas Instruments LMX2430 (56 sidor) i kategorin ej kategoriserat. Guiden har ansetts hjälpsam av 18 personer. Har du en fråga om Texas Instruments LMX2430 eller vill du ställa frågor till andra användare av produkten? Ställ en fråga

Product

Folder

Sample &

Buy

Technical

Documents

Tools &

Software

Support &

Community

LMX2430

,

LMX2433

,

LMX2434

SNAS187D–FEBRUARY2003–REVISEDJANUARY2016

LMX243xPLLatinum™DualHigh-FrequencySynthesizerforRFPersonal

Communications

1Features2Applications

1

•LowCurrentConsumption

•MobileHandsets

•CordlessHandsets

–LMX2430(RF/IF):2.8mA/1.4mA

•WirelessData

–LMX2433(RF/IF):3.2mA/2mA

•CableTVTuners

–LMX2434(RF/IF):4.6mA/2.4mA

•2.25-Vto2.75-VOperation

3Description

•Synchronous/AsynchronousPowerDown

Usingaproprietarydigital-phase,locked-loop

•MultiplePLLOptions:

technique,theLMX243xdevicesgeneratevery

–LMX2430(RF/IF):3GHz/0.8GHz

stable,low-noisecontrolsignalsforRFandIFvoltage

controlledoscillators.BoththeRFandIF

–LMX2433(RF/IF):3.6GHz/1.7GHz

synthesizersincludeatwo-levelprogrammable

–LMX2434(RF/IF):5GHz/2.5GHz

chargepump.BoththeRFandIFPLLshave

•ProgrammableCharge-PumpCurrentLevels

dedicatedfastlockcircuitrywithintegratedtime-out

counterswhichrequireonlyasinglewordwriteto

–RFandIF:1or4mA

poweruporchangefrequencies.

•FastlockWithIntegratedTime-OutCounters

•DigitalFilteredLock-DetectOutput

DeviceInformation

(1)

•AnalogLockDetect(Push-Pull/Open-Drain)

PARTNUMBERPACKAGEBODYSIZE(NOM)

•1.8-VMICROWIRELogicInterface

ULGA(20)3.50mm×3.50mm

LMX243x

TSSOP(20)6.50mm×4.40mm

(1)Forallavailablepackages,seetheorderableaddendumat

theendofthedatasheet.

FunctionalBlockDiagram

NOTE:1(2)referstoPin1ofthe20-PinULGAandPin2ofthe20-PinTSSOP

1

AnIMPORTANTNOTICEattheendofthisdatasheetaddressesavailability,warranty,changes,useinsafety-criticalapplications,

intellectualpropertymattersandotherimportantdisclaimers.PRODUCTIONDATA.

Produktspecifikationer