AIT1042RS38P9 datasheet(1/19 Pages) ANADIGICS

Part #	AIT1042RS38P9

Description	Integrated Digital Tuner with RF and IF Gain Control

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Manufacturer	ANADIGICS [ANADIGICS, Inc]

Direct Link	http://www.anadigics.com

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02/2009

S38 Package

48 Pin QFN

7 mm x 7 mm x 1 mm

AIT1042

Integrated Digital Tuner

with RF and IF Gain Control

PRELIMINARY DATA SHEET - Rev 1.0

FEATURES

• CompleteIntegratedRFTuner:Includes

UpconverterwithRFGainControl,

Downconverter,DigitalIFAmplifierwithGain

Control,DualPLL,andVCOswithintegrated

tanks

• IFOutput-35to50MHz

• 54to1002MHzOperation

• OperatesfromaSingle+5VSupply

• IntegratedOscillatorTankCircuits

• 78dBGain(includingexternalfilterlosses)

throughDigitalOutput

• 35dBRFGainControlRange

• 45dBIFGainControlRange

• 2-WireSerialProgrammingwith4Addressesfor

MultipleTunerApplications

• ProgrammablePower-DownMode

• ProgrammableChargePumpCurrents

• MaterialssetconsistentwithRoHSdirectives

APPLICATIONS

• CATVTuners

• HDTVTuners

• Set-TopBoxes

• PCTVTunerCardsorTuner-on-Board

Figure 1: Functional Block Diagram

PRODUCT DESCRIPTION

TheAIT1042IntegratedDigitalTunerwithRFandIF

GainControlisacomplete1GHzbandwidthtunerIC

specificallydesignedtosupportdigitalvideoanddata

applications.ItcombinesGaAsandSilicontechnology

to integrate the upconverter, downconverter, VCO,

synthesizer,IFamplifier,RFgaincontrolandIFgain

control functions of a double-conversion tuner into

onesmallpackage.

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