Driver Chip介绍

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1、DriverChip介紹7/15/20211OutlineBasicacknowledgeAttentionforchoosingICTheprincipleofgatedriverICTheprincipleofsourcedriverICQ&A7/15/20212BlockDiagramofLCDModule7/15/20213TFTLCDDrivingIntroductionSourceDriverGateDriverClcdCstoreTFTLCD’sPixelSchematic---Cso

2、nCommonCstoreCommonCstoreCommonPixelGateLineSourceLineTFT7/15/20214ThePanelStructure:PackagePCBLSIGlassSubstrate(TFTLCD)TCPCopper-foilleadlineSolderingAnisotropicConductingfilmGoldbumpGateelectrodeconductinglineSourceelectrodeconductinglineSealantTFTLi

3、auidcrystalTCP:TapeCarrierPackageCOG:ChipOnGlassCOF:ChipOnFilm7/15/20215DriverICRequiredGateDriverOutputFormatVGASVGAXGASXGAUXGA120/128456810150/154458192/200346256/25834No.ofDriversRequiredSourceDriverOutputFormatVGASVGAXGASXGAUXGA2408101620300/309103

4、845810402612No.ofDriversRequired7/15/20216TypicalLCDVoltage7/15/20217GateDriverIntroductionAlsocallscandriverorrowdriverFunctionReadinstartsignalorfirstlinemarksignal.ProgressivelyturnontheTFTpixelgatelinebylineLettheanalogvoltageofdatalinewriteintopix

5、elTurnoffthepixelduringtheholdperiod7/15/20218GateDriverKeySpec.Driverscheme:2/3levelChannel:240/256/300/308Operationdigitalvoltage:2.5/3.3Analogyvoltagerange:max.35/40/45VOperationfrequency:max.200kHzOEfunction:XONfunction:Package:TCP/COF/COG7/15/2021

6、9BlockDiagramofGateIC7/15/202110PowerSequenceforGateIC7/15/202111ExampleofI/OTimingCPVSTV1OEOUT1OUT2OUT3OUT4OUT5OUT6OUT263STV2XON12345672622632642657/15/202112RCLoadSimulation7/15/202113AffectionofRCDelayGN-1-OutputGN-OutputS-Output6V2V6V7/15/202114How

7、toUseOEFunction7/15/202115HowtoUseOEFunctionGN-1-OutputGN-OutputS-OutputOEDisadvantage：Chargetimereduce7/15/202116ApplicationofXON7/15/202117DCDrivingofTFT-LCDVcomV6V5V4V3V2V1V0V0V1V2V3V4V5V6Garyleveloneline7/15/202118ACDrivingofTFT-LCDGateSignalVcomV6

8、V5V4V3V2V1V0V0V1V2V3V4V5V6V7V77/15/202119SourceDriverKeySpec.Interface:TTL/RSDS/mini-LVDSBits:6/8Channel:384/402/420/480Operationvoltage:2.5/3.3Operationfrequency:max.85MHzInversionmode:dot/column/row/frameAnalogypower:8~11/13.5/16.5Gam