12.07.2015 Views

Controller HX8258 datasheet - M-COMP

Controller HX8258 datasheet - M-COMP

Controller HX8258 datasheet - M-COMP

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<strong>HX8258</strong>-A1200CH TFT LCD Source Driver with TCONDATA SHEET V02TENPin name I/ODescriptionSettingVSS I H/L Analog ground.VCC I H/L Digital power. 2.7V to 3.6V.GND I H/L Digital ground.PASS1- H/L Link together internally. Please use as signal path, not power path.PASS2Note: (1) Please power on following the sequence VCC logic input VDDA and V1 ~ V10. Reverse thesequence to shut down.(2) To stabilize the supply voltages, please be sure to insert a 0.1uF bypass capacitor betweenVCC-GND and VDDA-VSS. Furthermore, for increased precision of the D/A converter, insertion ofa bypass capacitor of about 0.01uF is also advised between the gamma-corrected power supplyterminals (V1, V2, …, V10) and VSS.(3) Please keep V1~V10 not cross to the toggle signals as possible to avoid the AC coupling on theDC V1~V10 voltage. When used as cascade mode, please keep the coupled amount of V1~V10are the same between the two chips.(4) The input wiring resistance values affect power or signal integrity and the display quality. So besure to design using values that do not exceed those recommended as below.Pin NameWiring resistance value(Ω)VCC(3.3V) < 30GND(0V) < 30VDDA(8.4V) < 5VSS(0V) < 5V1 ~ V10 < 100CLK < 100Dx7 ~ Dx0 < 200HS < 200VS < 200DEN < 200POL1 to POL2 < 200STV1 to STV2 < 200DIO1 to DIO2 < 200Others < 1000Himax ConfidentialThis information contained herein is the exclusive property of Himax and shall not be distributed, reproduced, or disclosedin whole or in part without prior written permission of Himax.-P.8-January, 2007

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