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HT68FB550 Datasheet(PDF) 7 Page - Holtek Semiconductor Inc |
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HT68FB550 Datasheet(HTML) 7 Page - Holtek Semiconductor Inc |
7 / 199 page Rev. 1.10 6 ��ne 10� �01� Rev. 1.10 7 ��ne 10� �01� HT68FB540/HT68FB550/HT68FB560 I/O Flash USB 8-Bit MCU with SPI HT68FB540/HT68FB550/HT68FB560 I/O Flash USB 8-Bit MCU with SPI • Lowvoltagedetectfunction • Widerangeofavailablepackagetypes • Flashprogrammemorycanbere-programmedupto1,000,000times • Flashprogrammemorydataretenton>10years • SupportInSystemProgrammingfunction-ISP • Partiallockfunction General Description TheHT68FB540,HT68FB550andHT68FB560areFlashMemoryI/OwithUSBtype8-bithigh performanceRISCarchitecturemicrocontrollers,designedforapplicationsthatinterfacedirectly towhichrequireanUSBinterface.OfferinguserstheconvenienceofFlashMemorymulti- programmingfeatures,thesedevicesalsoincludeawiderangeoffunctionsandfeatures.Other memoryincludesanareaofRAMDataMemory. MultipleandextremelyflexibleTimerModulesprovidetiming,pulsegenerationandPWMgeneration functions.CommunicationwiththeoutsideworldiscateredforbyincludingfullyintegratedSPI,I2C andUSBinterfacefunctions,threepopularinterfaceswhichprovidedesignerswithameansofeasy communicationwithexternalperipheralhardware.ProtectivefeaturessuchasaninternalWatchdog Timer,LowVoltageResetandLowVoltageDetectorcoupledwithexcellentnoiseimmunityandESD protectionensurethatreliableoperationismaintainedinhostileelectricalenvironments.Theexternal interruptcanbetriggeredwithfallingedgesorbothfallingandrisingedges. Afullchoiceofthreeoscillatorfunctionsareprovidedincludingtwofullyintegratedsystem oscillatorswhichrequiresnoexternalcomponentsfortheirimplementation.Theabilitytooperate andswitchdynamicallybetweenarangeofoperatingmodesusingdifferentclocksourcesgives userstheabilitytooptimizemicrocontrolleroperationandminimizepowerconsumption. TheinclusionofflexibleI/Oprogrammingfeaturesalongwithmanyotherfeaturesensurethatthe deviceswillfindspecificexcellentuseinawiderangeofapplicationpossibilitiessuchasmotor driving,industrialcontrol,consumerproducts,subsystemcontrollers,etc. ThedevicesarefullysupportedbytheHoltekrangeoffullyfunctionaldevelopmentand programmingtools,providingameansforfastandefficientproductdevelopmentcycles. |
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