FEATURES APPLICATIONS DESCRIPTION CC2591BLOCKDIAGRAM PA Logic Bias 1572 3 4 11LNA 56 BIAS HGM RF_P RXTX RF_NPAENEN BALUN ANT CC2591 www.ti.com........................................................................................................................................................SWRS070A–MARCH2008–REVISEDJUNE2008
2.4-GHzRFFrontEnd •All2.4-GHzISMBandSystems•SeamlessInterfaceto2.4-GHzLowPowerRFDevicesfromTexasInstruments•WirelessSensorNetworks•WirelessIndustrialSystems •Upto22-dBmOutputPower •IEEE802.15.4andZigBeeSystems•6-dBTypicalImprovedSensitivityonCC24xx•WirelessConsumerSystemsandCC2500,CC2510,andCC2511• WirelessAudioSystems • FewExternalComponents–IntegratedSwitches –IntegratedMatchingNetworkCC2591isacost-effectiveandhighperformanceRF–IntegratedBalunFrontEndforlow-powerandlow-voltage2.4-GHz–IntegratedInductorswirelessapplications. –IntegratedPACC2591isarangeextenderforallexistingandfuture–IntegratedLNA
2.4-GHzlow-powerRFtransceivers,transmittersand•DigitalControlofLNAGainbyHGMPinSystem-on-ChipproductsfromTexasInstruments.•100-nAinPowerDown(EN=PAEN=0)CC2591increasesthelinkbudgetbyprovidingapoweramplifierforincreasedoutputpower,andan•LowTransmitCurrentConsumption LNAwithlownoisefigureforimprovedreceiver(100-mAat3-Vfor20-dBmOut,PAE=33%)sensitivity. • LowReceiveCurrentConsumptionCC2591providesasmallsize,highoutputpowerRF–3.4-mAforHighGainModedesignwithits4x4-mmQFN-16package. –1.7-mAforLowGainMode CC2591containsPA,LNA,switches,RF-matching,•4.8-dBLNANoiseFigure,includingT/RSwitchandbalunforsimpledesignofhighperformanceandexternalantennamatch wirelessapplications. •RoHSCompliant4×4-mmQFN-16Package• 2-Vto3.6-VOperation