LMT057DNAFWU - topwaydisplay.com
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1. 12 o clock 20 70 C 30 80 C Backlight Circuit 5 t f 3 a 320 x3 x 240 pixels M TFT Panel O 5G co x I zz CHR Source Driver with TCON HX8218 or equivalent Power Circuit Document Name LMTO57DNAFWU Manual RevO 1 doc Page 3 of 10 TOPWAY LCD Module User Manual LMTO57DNAFWU 4 Terminal Function Input Terminal Pin No Pin Name IO Descriptions 1 NC No connection 6 NC 7 POL Output Polarity Signal for VCOM circuit 8 RES Input Hardware Reset 9 SPENA Input Serial port Enable 3 10 SPCLK Input Serial port clock 3 11 SPDAT Input Serial port Data input 12 BO Input 8bit Data for Blue 19 B7 20 GO Input 8bit Data for Green 27 G7 28 RO Input 8bit Data for Red 35 R7 36 HSYNC Input Horizontal Sync Input 37 VSYNC Input Vertical Sync Input 38 DCLK Input Clock Signal for RGB data Latching at the rising edge 39 VDD Power Analog Power Supply 40 VDD 41 VCC Power Digital Power Supply 42 VCC 43 NC No connection 44 NC 45 VGL Power Gate OFF power supply 46 NC No connection 47 VGH Power Power Supply LCD Drive 48 NC No connection 50 NC 51 VCOM Input Polarity Driving Input 2 52 ENB Input Data Enable 53 GND Power Power GND 0V 54 AVSS Power Power GND 0V Note 1 The polarity of VCOM signal should be generated from POL 2 For digital RGB input data for2. BLA2 BLK2 No of LED 4x4 6 pcs 6 3 Power On Sequence Voltage Source The LCD panel adopts high voltage driver ICs so it could be damaged permanently if a wrong power on off sequence is used To prevent the LCD panel from damage due to latch up the power ON OFF sequence shown below must be follow VGH GND Document Name LMTO57DNAFWU Manual RevO 1 doc Page 6 of 10 URL www topwaydisplay com www topwaysz com TOPWAY LCD Module User Manual T AC Characteristics 7 1 Timing Conditions LMT057DNAFWU Item Symbol MIN TYP MAX Unit DCLK period Tosc 156 ns Data Setup Time Tsu 12 ns Data Hold Time Thd 12 ns VSYNC Falling Time Tvf 1500 ns VSYNC Rising Time Tvr 700 ns HSYNC Falling Time Tcf 300 ns HSYNC Rising Time Tcr 700 ns VSYNC HSYNC DCLK tcf tcr HSYNC DCLK HSYNC VSYNC DCLK Timing Digram t tosc pik NAN AIN AIN INO I tsu thd 1 re Ro Blanking data y rm X n X 2 X XA qu Blanking data X go X s X 92 X o X A B 7 Blankngdata b0 X bi X b2 X b3 X kba ENB O oo RGB DCLK ENB Timing Digram Document Name LMT057DNAFWU Manual Rev0 1 doc Page 7 of 10 URL www topwaydisplay com www topwaysz com TOPWAY LCD Module User Manual LMTO57DNAFWU 8 Optical Characteristics Light source C light using CMO TN LC Polarizer reference only Item Brightness Transmittance Contrast Ratio White
3. Color Chromaticity X White Color Chromaticity Y Response Time Rise Response Time Fall Viewing Angle 180 Viewing Angle 0 Viewing Angle 90 Viewing Angle 270 NTSC Ratio Note 1 Definition of Contrast Ratio The contrast ratio could be calculate by the following expression Contrast Ratio CR L63 LO Where L63 Luminance of gray level 63 LO Luminance of gray level 0 CR CR at middle point of the LCD panel Gray Level 63 Gray Level 63 100 a 90 o a o o o E 2 Gray Level 0 O 10 rr i 0 Time lt gt lt I Tr f TF i 2 Definition of Viewing Angle Normal 0x 0y 0 8x 90 x 12 o clock direction gt By 90 6 o clock 0X 90 8y 90 URL www topwaydisplay com Document Name LMTO57DNAFWU Manual RevO 1 doc www topwaysz com TOPWAY LCD Module User Manual LMTO57DNAFWU 9 Precautions of using LCD Modules Mounting Mounting must use holes arranged in four corners or four sides The mounting structure so provide even force on to LCD module Uneven force ex Twisted stress should not applied to the module And the case on which a module is mounted should have sufficient strength so that external force is not transmitted directly to the module Itis suggested to attach a transparent protective plate to the surface in order to protect the polarizer It should have sufficient strength in ord
4. LMT057DNAFWU LCD Module User Manual Shenzhen TOPWAY Technology Co Ltd Rev Descriptions Release Date 0 1 Preliminary New release 2005 09 13 URL www topwaydisplay com Document Name LMT057DNAFWU Manual Rev0 1 doc www topwaysz com Page 1 of 10 TOPWAY LCD Module User Manual LMTO57DNAFWU Table of Content 1 APPLICATIONS m 3 2 General Specification GAGANA BARAN ER NR EE XXX e REX ra E AG 3 sx Bl ck Dia Gras cc R 3 4 Terminal Function Input Terminal agas BIBG BEAR ANGKAN 4 5 Absolute Maximum Ratings ima BIN ANGAS 5 6 Electrical Characteristics ul NADINE tere reno nio SIE NANANA NAN GANA AG 6 6 1 DC e rire RAANG 6 6 2 LED Backlight Circuit Characteristics ceca auod ieda ettet galee ducet dae Ine ta dc ede da AA 6 6 3 Power On Sequence Voltage Source sssssssssssssssssssssseesee NG ANA NA nemen nennt tenete tls s s entes nnns sinn nnne nnne sis 6 f PC Characterlstics eiecti otio te roe ce oe co note co sro oa ooo E ERE PE Shoe r loea Ue ve uuo Saanaa aaia 7 7 1 TIMING COMGINOMS 2a aka anan kaa ka nka a Ana ba KNANG KANG PAA kna NG Kha KNA AD RA DAANAN na AA 7 8 Optical Characterlistics oiii ctor ro eie ori nee a ne to no ano Pri UD euo Ee no dr n evo e deny PR aAa iaeia 8 9 Precautions of using LCD Modules
5. e 5 Any Stresses exceeding the Absolute Maximum Ratings may cause substantial damage to the device Functional operation of this device at other conditions beyond those listed in the specification is not implied and prolonged exposure to extreme conditions may affect device reliability URL www topwaydisplay com www topwaysz com Document Name LMTO57DNAFWU Manual RevO 1 doc Page 5 of 10 TOPWAY LCD Module User Manual 6 Electrical Characteristics 6 14 DC Characteristics LMT057DNAFWU Vss 0V Vpp 5 0V Top 25 C Items Symbol MIN TYP MAX Unit Digital Supply Voltage Voc 3 0 3 3 3 6 V Digital Operating Current lec 0 02 V Analog Supply Voltage Vop 3 8 5 0 5 5 V Gate on Supply Voltage Vou 15 V Gate off Supply Voltage VeL 10 V VCOM High Voltage 1 VcomH 2 5 4 0 V VCOM Low Voltage 1 Voom 2 0 0 V Frame Frequency FrRAME 60 200 Hz Note 1 VCOMH amp VCOML is for adjusting the color with gamma data 6 2 LED Backlight Circuit Characteristics Vauki7 Vauc7 OV Ifgi Ail fgi A2260mA Top 25 C Items Symbol MIN TYP MAX Unit Note Forward Voltage VfsLa 12 4 V BLA BLA2 Forward Current Ifa A 100 mA BLA1 BLA2 Life Time 20000 hr Uniformity 75 80 Cautions Exceeding the recommended driving current could cause substantial damage to the backlight and shorten its lifetime BLA1 BLK1
6. eeeeeeeeeeeeeeeeeeeeeeennenne nennen nennt nnns 9 10 Appendix A Inspection items and criteria for appearance defect 10 URL www opwaydispaycom Document Name LMTO57DNAFWU Manua RevO 1 doc www topwaysz com Page 2 of 10 TOPWAY 1 APPLICATIONS 2 General Specification LCD Module User Manual LMT057DNAFWU This Module is designed for potable DVD GPS car TV amp PMP portable multimedia player application which require high quality flat panel displays It is also a good substitute for many outmoded CSTN module in the industrial application This product is composed of a TFT LCD panel driver ICs FPC and LED backlight unit Signal Interface Display Technology Display Mode Screen Size Diagonal Outline Dimension Active Area Number of dots Dot Pitch Pixel Configuration Backlight Surface Treatment Viewing Direction Operating Temperature Storage Temperature 3 Block Diagram URL BLA1 BLK1 BLA2 BLK2 HSYNC VSYNC DCLK ENB ee R O 7 G 0 7 B O 7 RES SPENA SPCLK SPDAT POL VCOM VCC VDD GND VGH VGL AVSS www topwaydisplay com www topwaysz com Digital 24 bits RGB a Si TFT active matrix TN Type Full Color Transmissive Normal White 5 7 126 08 x 101 54 x 4 74 mm see attached drawing for details 115 2 x 86 4 mm 320 x 3 RGB x 240 0 12 x 0 63 mm RGB Stripe LED Anti Glare Treatment
7. er to the resist external force The housing should adopt radiation structure to satisfy the temperature specification Acetic acid type and chlorine type materials for the cover case are not desirable because the former generates corrosive gas of attacking the polarizer at high temperature and the latter causes circuit break by electro chemical reaction Do not touch push or rub the exposed polarizers with glass tweezers or anything harder than HB pencil lead Never rub with dust clothes with chemical treatment Do not touch the surface of polarizer for bare hand or greasy cloth Some cosmetics deteriorate the polarizer When the surface becomes dusty please wipe gently with absorbent cotton or other soft materials like chamois soaks with petroleum benzine Normal hexane is recommended for cleaning the adhesives used to attach front rear polarizers Do not use acetone toluene and alcohol because they cause chemical damage to the polarizer Wipe off saliva or water drops as soon as possible Their long time contact with polarizer Operating The spike noise causes the mis operation of circuits It should be within the 200mV level Over and under shoot voltage Response time depends on the temperature In lower temperature it becomes longer Brightness depends on the temperature In lower temperature it becomes lower And in lower temperature response time required time that brightness is stable after turned on becomes l
8. mat both SYNC mode and DE SYNC mode are supported If ENB signal is fixed low SYNC mode is used Otherwise DE SYNC is used 3 SPENA 8 SPCLK always pull high URL www topwaydisplay com Document Name LMT057DNAFWU Manual Rev0 1 doc www topwaysz com Page 4 of 10 TOPWAY 5 Absolute Maximum Ratings LCD Module User Manual LMT057DNAFWU Vss 0V Top 25 C Items Symbol Min Max Unit Condition Analog Supply Voltage AVpp 0 3 7 0 V Vss OV for Source Driver Digital Supply Voltage Vop 0 3 7 0 V Vss OV for Source Driver Positive Supply Voltage Vau 0 3 32 0 V Vss OV for Gate Driver Negative Supply Voltage VeL 22 0 0 3 V Vss OV for Gate Driver Gate Drive Veu Vat 0 3 45 0 V Vss 0V Digital Input Voltage Vin 0 3 Vpp 0 3 V Vss OV Operating Temperature Top 20 70 C No Condensation Storage Temperature Tst 30 80 C No Condensation Note 1 This rating applies to all parts of the module and should not be exceeded 2 Maximum wet bulb temperature is 70 Condensation of dew must be avoided as electrical current leaks will occur causing a degradation of performance specifications 3 The operating temperature only guarantees operation of the circuit The contrast response speed and the other specification related to electro optical display quality is determined at the room temperature Ta 25 4 Ambient temperature when the backlight is lit reference valu
9. onger Becareful for condensation at sudden temperature change Condensation makes damage to polarizer or electrical contacted parts And after fading condensation smear or spot will occur When fixed patterns are displayed for a long time remnant image is likely to occur Module has high frequency circuits Sufficient suppression to the electromagnetic interference shall be done by system manufacturers Grounding and shielding methods may be important to minimized the interference Electrostatic Discharge Control Since a module is composed of electronic circuits it is not strong to electrostatic discharge Make certain that treatment persons are connected to ground through wrist band etc And don t touch interface pin directly Strong Light Exposure Strong light exposure causes degradation of polarizer and color filter Storage When storing modules as spares for a long time the following precautions are necessary Store them in a dark place Do not expose the module to sunlight or fluorescent light Keep the temperature between 5 C and 35 C at normal humidity The polarizer surface should not come in contact with any other object It is recommended that they be stored in the container in which they were shipped Protection Film When the protection film is peeled off static electricity is generated between the film and polarizer This should be peeled off slowly and carefully by people who are electrically grounded and with
10. the limit specimen White spots X gt 1 pixel A area Not permitted Max 6 spots allowed B area Max 1 allowed 1 2 pixel lt X lt 1 pixel A area Not permitted B area Max 2 allowed Xs1 2 pixel A area Max 1 allowed B area Max 4 allowed Black Sport X gt 1 pixel A area Not permitted B area Max 2 allowed Xs1 2 pixel A area Max 1 allowed B area Max 4 allowed Line Defect Apparent vertical horizontal line defects are not permitted Note 1 On Pixel include 3 dots RedDot GreenDot BlueDot 2 Definition of Panel A area and B area 3 5 1 5 1 5 URL www topwaydisplay com www topwaysz com Document Name LMTO57DNAFWU Manual RevO 1 doc Page 10 of 10
11. well ion blown equipment or in such a condition etc The protection film is attached to the polarizer with a small amount of glue If some stress is applied to rub the protection film against the polarizer during the time you peel off the film the glue is apt tore main on the polarizer Please carefully peel off the protection film without rubbing it against the polarizer When the module with protection film attached is stored for a long time sometimes there remains a very small amount of glue still on the polarizer after the protection film is peeled off You can remove the glue easily When the glue remains on the polarizer surface or its vestige is recognized please wipe them off with absorbent cotton waste or other soft material like chamois soaked with normal hexane Transportation The LCD modules should be no falling and violent shocking during transportation and also should avoid excessive press water damp and sunshine URL www topwaydisplay com Document Name LMTO57DNAFWU Manual RevO 1 doc www topwaysz com Page 9 of 10 TOPWAY LCD Module User Manual LMT057DNAFWU 10 Appendix A Inspection items and criteria for appearance defect Items Criteria Open Segment or Common Not permitted Short Not permitted Wrong Viewing Angle Not permitted Decliners Not permitted Contrast Ration Uneven According to the limit specimen Crosstalk According to
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