标签: counters

countersandAccumulators

AnritsuMF64A ELECTRONICCOUNTERS技术资料 

摘要：本应用笔记提供关于如何连接MAX6958和MAX6959LED显示驱动器，计数器显示应用程序需要显示范围-39999到39999没有小数点5位LED显示的细节。Maxim>AppNotes>AUTOMOTIVEDISPLAYDRIVERSKeywords:MAX6958,MAX6959,LEDdrivers,stickdisplays,panelmeters,counters,leddisplaydriversMar21,2003APPLICATIONNOTE1942Driving4-1/2DigitCounterDisplayswiththeMAX6958/59LEDDriversAbstract:ThisapplicationnoteprovidesdetailsonhowtoconnecttheMAX6958andMAX6959LEDdisplaydriversto5-digitLEDdisplaysforcounterdisplayapplicationsrequiringthedisplayrange-39999to39999withoutdecimalpoints.TheMAX6958andMAX6959are4-digit,9-segmentLEDdriverswhichuseareducedpincountmultiplexingschemetodrive36segmentsusingonly10drivepins(Table1).Thisapplicationnotediscussesatechniquetodrivea5th,additionaldigit.A5thdigitisrequiredforcounterdisplayapplicat……

摘要：这种电路派生纯正弦波从晶体控制时钟源所使用的环形计数器来删除最高振幅有害的谐波，和过滤结果与8阶低通、开关电容椭圆筛选器（MAX7400）。Maxim>AppNotes>FilterCircuits(Analog)SignalGenerationCircuitsKeywords:sinewavegenerators,low-distortionsignalgenerators,crystal-stabilizedoscillators,ringcounters,weighted-resistanceDec21,2010networks,lowpassellipticfilters,switched-capacitorfiltersAPPLICATIONNOTE4547Low-CostCircuitConvertsClocktoLow-DistortionSinewaveAbstract:Thiscircuitderivesapuresinewavefromacrystal-controlledclocksourcebyusingaringcountertoremovethehighest-amplitudeunwantedharmonics,andfilteringtheresultwithan8th-orderlowpass,switched-capacitorellipticfilter(MAX7400).AsimilarversionofthisarticleappearedintheOctober2007issueofPDmagazine.Asimple,low-costcircuit(Figure1)usestheexistingclockinad……