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NRF51422 PDF预览

NRF51422

更新时间： 2024-11-05 12:26:59
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描述
Multi-protocol ANT System-on-Chip

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中文翻译

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NRF51422 数据手册

 浏览型号NRF51422的Datasheet PDF文件第2页 
                                                             
                                                             
                                                             
PinꢀcompatibleꢀwithꢀotherꢀnRF51xxꢀseriesꢀdevices  
Applicationꢀdevelopmentꢀindependentꢀfromꢀprotocolꢀstack  
Fullyꢀon-airꢀcompatibleꢀwithꢀnRF24L/nRFAP-series  
Programmableꢀoutputꢀpowerꢀfromꢀ+4dBmꢀtoꢀ-20dBm  
RSSIꢀ  
RAMꢀmappedꢀFIFOsꢀusingꢀEasyDMA  
Flexibleꢀandꢀconfigurableꢀ31ꢀpinꢀGPIO  
ProgrammableꢀPeripheralꢀInterconnectꢀ–ꢀPPI  
Fullꢀsetꢀofꢀdigitalꢀinterfacesꢀincluding:ꢀSPI/2-wire/UART  
Dynamicꢀon-airꢀpayloadꢀlengthꢀupꢀtoꢀ256ꢀbytes  
10-bitꢀADC  
128-bitꢀAESꢀECB/CCM/AARꢀco-processor  
Quadratureꢀdemodulator  
Lowꢀcostꢀexternalꢀ16MHzꢀ±ꢀ60ppm  
Lowꢀpowerꢀ16MHzꢀcrystalꢀandꢀRCꢀoscillators  
Ultraꢀlow-powerꢀ32kHzꢀcrystalꢀandꢀRCꢀoscillators  
Wideꢀsupplyꢀvoltageꢀrangeꢀ(1.8ꢀVꢀtoꢀ3.6ꢀV)  
SimpleꢀON/OFFꢀglobalꢀpowerꢀmodes  
Flexibleꢀpowerꢀmanagementꢀforꢀallꢀperipherals  
On-chipꢀDC/DCꢀbuckꢀconverter  
                                                             
                                                             
                                                             
                                                             
                                                             
                                                             
                                                             
                                                             
                                                             
                                                             
                                                             
                                                             
                                                             
                                                             
                                                             
                                                             
                                                             
                                                             
                                                             
                                                             
Packageꢀoptions:ꢀ48-pinꢀ6x6ꢀQFN  
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32-bitꢀARMꢀCortexꢀM0ꢀprocessor  
256kBꢀflash/16kBꢀRAM  
EmbeddedꢀANTꢀstack  
nRF51422  
Multi-protocol ANT System-on-Chip  
ANT System-on-Chipꢀ  
KEY FEATURES  
TheꢀnRF51422ꢀisꢀaꢀpowerfulꢀmulti-protocolꢀsingleꢀchipꢀsolutionꢀ  
forꢀULPꢀwirelessꢀapplications.ꢀItꢀincorporatesꢀNordic’sꢀlatestꢀ  
best-in-classꢀperformanceꢀradioꢀtransceiverꢀarchitecture,ꢀtheꢀ  
ARMꢀCortexꢀM0ꢀMCUꢀandꢀ256kBꢀflashꢀmemory.ꢀTheꢀnRF51422ꢀ  
supportsꢀanꢀANT+ꢀandꢀGazellꢀprotocolꢀstacks.  
•ꢀ Multi-protocolꢀ2.4GHzꢀradio  
Timers / Counters  
Analog I/O  
Digital I/O  
256kB  
Flash  
ANT  
System Peripherals  
stack  
Power  
supply  
Processor  
16 MHz 32-bit  
16kB  
RAM  
ARM Cortex-M0 CPU  
GPIO  
Oscillators  
Radio  
Multi-protocol 2.4GHz  
Lower power and higher performance  
TheꢀnRF51422ꢀusesꢀtheꢀ32-bitꢀARMꢀCortexꢀM0ꢀMCU,ꢀtogetherꢀ  
withꢀextensiveꢀflashꢀavailability,ꢀ256kBꢀinꢀtotal,ꢀ+12kBꢀRAMꢀ  
availableꢀforꢀapplicationꢀdevelopment.ꢀCodeꢀdensityꢀandꢀexecutionꢀ  
speedꢀareꢀconsiderablyꢀgreaterꢀthanꢀforꢀ8/16-bitꢀplatforms.  
TheꢀProgrammableꢀPeripheralꢀInterconnectꢀ(PPI)ꢀprovidesꢀaꢀ  
16-channelꢀbusꢀforꢀdirectꢀandꢀautonomousꢀsystemꢀperipheralꢀ  
communicationꢀwithoutꢀCPUꢀintervention.ꢀThisꢀbringsꢀpredictableꢀ  
latencyꢀtimesꢀforꢀperipheralꢀtoꢀperipheralꢀtaskꢀandꢀeventsꢀandꢀ  
associatedꢀpowerꢀsavingꢀbenefits.ꢀTheꢀdeviceꢀhasꢀ2ꢀglobalꢀpowerꢀ  
modesꢀON/OFF,ꢀbutꢀallꢀsystemꢀblocksꢀandꢀperipheralsꢀhaveꢀ  
individualꢀpowerꢀmanagementꢀcontrolꢀwhichꢀallowsꢀforꢀautomaticꢀ  
switchingꢀRUN/IDLEꢀforꢀsystemꢀbasedꢀonlyꢀonꢀthoseꢀrequired/notꢀ  
requiredꢀtoꢀachieveꢀparticularꢀtasks.  
APPLICATIONS  
•ꢀ SportsꢀandꢀFitnessꢀsensors  
•ꢀ Healthcareꢀandꢀlifestyleꢀsensors  
•ꢀ Domestic/Industrialꢀcontrolꢀandꢀdata-acquisition  
•ꢀ SmartꢀRFꢀtagsꢀ  
•ꢀ Audienceꢀresponseꢀsystem  
•ꢀ Intelligentꢀdomesticꢀappliances  
TheꢀnewꢀradioꢀformsꢀtheꢀbasisꢀofꢀtheꢀnRF51422’sꢀperformance.ꢀ  
TheꢀradioꢀsupportsꢀANTꢀandꢀisꢀon-air-compatibleꢀwithꢀtheꢀ  
nRF24L/nRF24AP-seriesꢀproductsꢀfromꢀNordicꢀSemiconductor.ꢀ  
Outputꢀpowerꢀisꢀnowꢀscalableꢀfromꢀaꢀmaximumꢀofꢀ+4dBmꢀdownꢀ  
toꢀ-20dBmꢀinꢀ4dBꢀsteps.ꢀSensitivityꢀisꢀincreasedꢀatꢀeveryꢀlevelꢀ  
andꢀoffersꢀsensitivityꢀrangesꢀ(dependentꢀonꢀdataꢀrate)ꢀfromꢀ-96ꢀtoꢀ  
-85dBm,ꢀwithꢀ-90dBmꢀforꢀ1MbsꢀANT.  
12

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