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HT45F2002 Datasheet(PDF) 8 Page - Holtek Semiconductor Inc |
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HT45F2002 Datasheet(HTML) 8 Page - Holtek Semiconductor Inc |
8 / 31 page Rev. 1.00 8 ���� 1�� �01� Rev. 1.00 9 ���� 1�� �01� HT45F2002 2-Wire Communication Flash MCU HT45F2002 2-Wire Communication Flash MCU Pin Name Function OPT I/T O/T Description VCC VCC — PWR — Inp�t vo�tage VDD VDD — PWR — Digita� positive power s�pp��. Co��d connect to LDO pin externa��� VSS VSS — PWR — Digita� negative power s�pp��. Gro�nd pin - VSS Legend:I/T:Inputtype O/T:Outputtype OPT:Optionalbyregisteroption PWR:Power ST:SchmittTriggerinput AN:Analogsignal CMOS:CMOSoutput NMOS:NMOSoutput Note:ThePB0~PB4,PB5,PC1,PC3~PC6andtheirpin-sharedfunctionsarenotconnectedto externalpackagepins. Internally Connected Pins Exceptthepinsmentionedinthetableaboveseveralpinsarenotconnectedtoexternalpackage pins.ThesepinsareinterconnectionpinsbetweentheMCUandthepowerlinedatatransceiver chipsandarelistedinthefollowingtable.Thedescriptionisprovidedfromthepowerlinedata transceiverchipstandpoint. Power Line Data Transceiver Pin Name Type Description VSS PWR Gro�nd Pin. Connected to MCU negative power s�pp��� VSS Absolute Maximum Ratings SupplyVoltage....................................................................................................VSS-0.3VtoVSS+50V InputVoltage......................................................................................................VSS-0.3VtoVDD+0.3V StorageTemperature..................................................................................................... -50°Cto125°C OperatingTemperature....................................................................................................-40°Cto85°C IOLTotal........................................................................................................................................80mA IOHTotal.......................................................................................................................................-80mA TotalPowerDissipation............................................................................................................ 500mW Note:Thesearestressratingsonly.Stressesexceedingtherangespecifiedunder“Absolute MaximumRatings”maycausesubstantialdamagetothedevices.Functionaloperationof thesedevicesatotherconditionsbeyondthoselistedinthespecificationisnotimpliedand prolongedexposuretoextremeconditionsmayaffectdevicereliability. |
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