CD4060分频器

TLF5953CD4020BMBC14-StageRippleCarryBinaryCountersCD4040BMBC12-StageRippleCarryBinaryCountersCD4060BMBC14-StageRippleCarryBinaryCountersFebruary 1988CD4020BMCD4020BC14-Stage Ripple Carry Binary CountersCD4040BMCD4040BC12-Stage Ripple Carry Binary CountersCD4060BMCD4060BC14-Stage Ripple Carry Binary CountersGeneral DescriptionThe CD4020BMCD4020BCCD4060BMCD4060BCare14-stage ripple carry binary counters and the CD4040BMCD4040BC is a 12-stage ripple carry binary counter Thecounters are advanced one count on the negative transitionof each clock pulse The counters are reset to the zero stateby a logical ‘‘1’’ at the reset input independent of clockFeaturesY Wide supply voltage range10V to 15VY High noise immunity045 VDD (typ)Y Low power TTLFan out of 2 driving 74Lcompatibilityor 1 driving 74LSY Mediumspeed operation8 MHztyp at VDD e 10VY Schmitt trigger clock inputConnection DiagramsDual-In-Line PackageCD4020BMCD4020BCTLF5953– 1Top ViewOrder Number CD4020BCD4040B or CD4060BDual-In-LinePackageCD4040BMCD4040BCTLF5953– 2Top ViewDual-In-LinePackageCD4060BMCD4060BCTLF5953– 3Top ViewC1995 NationalSemiconductorCorporationRRD-B30M105Printed in U S AAbsolute Maximum Ratings (Notes 1 and 2)If MilitaryAerospacespecified devices are requiredpleasecontacttheNationalSemiconductorSalesOfficeDistributors for availability and specificationsSupply Voltage (VDD)b05V to a18VInput Voltage (VIN)b05V to VDD a05VStorage Temperature Range (TS)b65C to a150CPackage Dissipation (PD)Dual-In-Line700 mWSmall Outline500 mWLead Temperature (TL)(Soldering 10 seconds)260CRecommended OperatingConditionsSupply Voltage (VDD)a3V to a15VInput Voltage (VIN)0V to VDDOperating Temperature Range (TA)CD40XXBMb55C to a125CCD40XXBCb40C to a85CDC Elec...