功能安全芯片TLF35584

代码说明：

英飞凌主打的功能安全芯片TLF35584的介绍文档；汽车电子上有广泛应用infineonContentOverview tlF355842Blocks: Power Management3Blocks: Functional Safety4 Block: uC-Interface5 Application Diagrams6 Appendix: Support MaterialApril 2016 confidentialCopyright C Infineon Technologies AG 2016. All rights reserved3TLF35584 System SupplySystem Supplyinfineonfor Safety-Relevant ApplicationsA DCKey FeaturesBuck /Boost-Pre-RegulatorEN/Wake(t15 and CAN/FlexRay)IQ=1.3A: f: 300kHz-2 5MHZSPIuC-Supply: 3.3V5V@ 600mA〉 Safety FeaturesSo26262Reference-LDO: 5V 150mA(+1%0Multiple bandgap2X Tracker 5V 150mA(supply vs V-monitoring)UV/OV-Monitoring, ERR-MonitoringCommunication -Supply: 5V@ 200mAFunctional - wd window - WD〉 Stand By-LDO:3.3V/5∨@10mASafe state ControlSecondary safety pathVbattPROSafety System Supply TLF35584 sISafetyPathProtected safety areaWindow-&Q/A- UV-/OV-/Error-Safe StateWatchdogMonitoringControllerBuilt in self testDevelopment acc. iso26262Boost/Buck StdByCRefTrackerComPre-RegLDOLDOLDOTracker2LDO〉Vin:3V.40VPackageDevelopmentLDOSensorsSMPRSensorsAECTrackerQualifiedCANFlex Ray√RoHsPG-VQFN-48PG-LQFP-64April 2016 confidentialCopyright C Infineon Technologies AG 2016. All rights reservedTLF35584infineonApplicationsA DC〉 PowertrainEngine ManagementTransmission〉XE∨Battery ManagementInverterABSSafetyElectrical Power SteeringBrakingActive suspensionChassis controDomain control130ADAS Domain controlOApril 2016 confidentialCopyright C Infineon Technologies AG 2016. All rights reserved5System SupplyTLF35584 System SupplyinfineonGeneral informationGeneralPG-VQFN-48Vin:3∨.40V(45V transient, 60V with rise time >10msAS TLF35584QVQWith lead-tip-inspectionTj:-40°C.150°c(extension to be checked on request acc. customer temperature-Footprint: 7mm xmmprofile for PG-LQFP-64)Pitch:0.5Development acc. Safety Standards(ISO26262)PG-LQFP-64(coming with delay vs VQFn)AS TLF35584QKSo26262Footprint: 12mm x 12mmIn DevelopmentQPitch:0.50QAECROHSQualifiedSales NamePackage LDO1 Stanby- LDO LDO2 Tracker 1&2 Ref.-LDOTLF35584QVVS1 PG-VQFN-48 5V5V5V5V5VTLF35584QVVS2 PG-VQFN-48 33V3.3V5V5∨5VTLF35584QKVS1 PG-LQFP-64 5V5V5V5V5VTLF35584QKVS2 PG-LQFP-64 3 3V3.3y5V5V5VApril 2016 confidentialCopyright C Infineon Technologies AG 2016. All rights reserved6TLF35584 System SupplyinfineonOverviewA DCPower ManagementPre-RegulatorPost-RegulatorSynchronous buckuC-SupplyTLF35584「STBYVST3.3VOptional Asynchronous BoostCommunication-SupplyVS1/2InternalBoost-SupplySensor-SupplyRegulator kDRGControl Monitoring ofRSHExternal Core-supplyVoltage-ReferenceBSGPG1/2Enable Wake/INh, timerStandby-SupplyTimerFeedbackFB1-5ENABLEState machineInternal Supply, Bandgap, ClockCLOCK 1Bandgap 2REGULATORfor Reset MonFunctional SafetyVoltage MonitoringuP SupplyROTRESET33V(5v)Window-WatchdogVoltage MonitoringGeneratorINTERRUPTQcOFunctional-WatchdogGenerator5.0vInterrupt-/Reset-GeneratorSensor Supply1QT15.0vError MonitoringBuilt in self testSPISensor Supply2SDO5.0vSafe state ControllerProtected Safety Area, BandgapVoltageQVRReferenceWatchdog WatchdoSafe State ControlRegulatorsuC-InterfaceERRafeState ControllerError MonitorSPIAG2April 2016 confidentialCopyright C Infineon Technologies AG 2016. All rights reservedTLF35584 System SupplyinfineonBlock DiagramTLF35584STBY LDO33V(5V)(as LDo1ComparatorBoost-RegulateLogicRSHBSGSW1/2RegulatFB1-5WAKENABLECLOCK 1SYNBandgap 2REGULATORfor Reset MorEVCVoltage MonitoringuP SupplyQUCRESET33V(5V)GeneratorCommunicationINTINTERRUPTQCOGenerat5.0vSCSSensor Supply 1QT15.0vSDISPISensor SupplyQT2SDO5.0vVoltagWindow FunctionalReferenceWatchdog WatchdogBandgap 1 fcSafe State ControlRegulators———Ife state ControllerError monitorSafety ArApril 2016 confidentialCopyright C Infineon Technologies AG 2016. All rights reserved8infineonContentOverview TlF35584Blocks: Power Management3Blocks: Functional Safety4 Block: uC-Interface5 Application Diagrams6 Appendix: Support MaterialApril 2016 confidentialCopyright C Infineon Technologies AG 2016. All rights reserved9System Supplyinfineon=/oc=Pre-/ Post-Regulator ArchitectureBuckorBatterBoost/ BuckLinearRequlatorTransceiverConverterBlockOn-BoardSensorsTrackeroff-Board●BlockSensorsPre-Regulator Post-RegulatorApril 2016 confidentialCopyright C Infineon Technologies AG 2016. All rights reserved10