FEDL7275-02IssueDate:July.25,2011ML7275IEEE802.15.4/ZigBee®RF4CEShort-DistanceRadioCommunicationICGENERALDESCRIPTIONTheML7275isanICthatcanbeusedforshort-distanceradiocommunication,wheretheRFsection,IFsection,modemsection,PHYsection,MACsection(withAES)andthewirelessremotecontrolprotocol(ZigBee®RF4CEstandard)areintegratedintoonechip.Itsupportsthe2.4GHzbandandcomplieswithIEEE802.15.4.Withitslowdatatransferspeedandlowpowerconsumption,theICachievesalongbatterylife.TheML7275issuitableforusewithremotecontrollers,sensors,tags,toys,andhomeappliances.FEATURES•ComplieswithIEEE802.15.4-2003•Supportsthe16-channel2.4GHzbandradio•Maximumdatatransferspeedof250kbps•CSMA-CAchannelaccess•IEEE802.15.42.4GHzPHYinstalled•IEEE802.15.4MACinstalled(withAES)(PartlyIEEE802.15.4-2006features.)•ZigBee®RF4CEprotocolinstalled•Voltageregulatorinstalled•24-MHzoscillatorcircuitinstalled•Synchronouscommunicationinterface(SCI)installed•UARTinterfaceinstalled(Supports115.2kbps,RTS/CTSfulowcontrol)•I2Cforinterfacewithexternalmemories(Supports2Kbytesexternalmemory)•16generalpurposeIOsinstalledforKeyscan•Setacknowledgeretransmissionsnumberfunctionimplemented•Jammingdetectionfunctionimplemented•NetworkTimer,MACtimer,andintermittenttimerimplemented.(Theintermittenttimerisdrivenbythelowspeedinputclock)•Clockoutputfunctionimplemented(SharedwithaKeyscanpin)•PowersupplyvoltageVDDIO:tyical2.7V(Min.1.8V,Max.3.6V)•Masterclockfrequency24MHz(crystaloscillator/externalinput)•Currentconsumptioninthefollowingstates(typical);Sleep(clockstopped):0.9uAIdle(500kHz):1.9mAOperation(24MHz):4mAAttransmission:16mAAtreception:21mA(lowpowermode)•Package40-pinWQFNP-WQFN40-0606-0.50Productname:ML7275GD•PackageLead-freepackageconformingtoRoHSZigBee®isaregisteredtrademarkofZigBeeAlliance,Inc.Othernamesaretrademarksorregisteredtrademarksofdevelopersandmanufacturers.Theinformationcontainedhereincanchangewithoutnoticeowingtoproductand/ortechnicalimprovements.1/34FEDL7275-02ML