ICOM-ICM7218维修手册

IAXIIV8 Digit LED Display DriverGeneral DescriptionFeaturesThe Maxim ICM7218 display driver interfaces micro-Improved 2nd Source!See 3rd page of this dataprocessors to an 8 digit,7 segment,numeric LEDsheet for our "Maxim Advantage'display.Included on chip are two types of 7 segmentdecoders,multiplex scan circuitry,segment and digitFast Access Time:200ns Write Pulse Widthdrivers,and an 8 x 8 static memory.◆Microprocessor Compatible的The ICM7218A and ICM7218B accept data in a serialHexadecimal and Code B Decodersformat and drive common anode (ICM7218A)orcommon cathode (ICM7218B)displays.The ICM7218CIndividual Segment Control with "No Decode"Coand ICM7218D accept data in a parallel format andFeaturedrive common anode (ICM7218C)or common cathode◆Digit and Segment Drivers On-Chip(ICM7218D)displays.All four versions can display thedata in either hexadecimal or code B format.TheCommon Anode and Common Cathode LEDICM7218A and ICM7218B also feature a No Decodeversions availablemode where each individual segment can be inde-Low Power CMOSpendently controlled.This is particularly useful indriving bar graphs.Ordering InformationThe Maxim ICM7218 is an alternative for both theSIntersil ICM7218 and ICM7228.When ordering,specifyPARTTEMP RANGEPACKAGECM7218 for both devices.ICM7218AIPI-20°Cto+85°C28 Lead Plastic DIPApplications1CM7218A1J]20°Cto+85C28 Lead CERDIPInstrumentationICM7218BIPI-20°Cto+85°C28 Lead Plastic DIPTest EquipmentICM7218BIJI-20°Cto+85°C28 Lead CERDIPHand Held InstrumentsICM7218CIPI-20°Ct0+85°C28 Lead Plastic DIPBargraph DisplaysICM7218CIJI-20°Ct0+85°C28 Lead CERDIP1CM7218D1P网-20Ct0+85C28 Lead Plastic DIPPanel MetersICM7218DIJI-20°C0+85C28 Lead CERDIPTypical Operating CircuitOrdering information Continued on Last Page)Pin Configuration日88日a88日Top ViewSEG CSEG E刃8fGAs6▣司GGG0I06 IHEXA/CODE BI石8tGFA州A1A网05CEC0面d804C72君AMAXIM品和T正ICM7218At006T7M07西可1者应的西8 Digit Microprocessor DisplayMAXIMMaxim Integrated Products 1For free samples the latest literature:http://www.maxim-ic.com,or phone 1-800-998-8800