PRODUCT SPECIFICATION

Transcription

1 PRODUCT SPECIFICATION 6.2 Mono TFT LCD MODULE MODEL: Ver:1.4 < > Preliminary Specification < > Finally Specification CUSTOMER : CUSTOMER S APPROVAL SIGNATURE: DATE: APPROVED PM PD PREPARED BY REVIEWED REVIEWED BY

2 Revision History Revision Date Originator Detail Remarks Initial Release Modify PIN1 assignment P9,P10,P Modify Resolution P ZFY Add weight Add current Modify Chromaticity Transmissive Modify Inspection Specification Modify Reliability Specification Modify Outline Drawing Add LED working life Modify many details P4 P5 P6 P17 P22 P26 P5 P23/P24 2/26

3 Table of Contents No. Item Page 1. General Description Module Parameter Absolute Maximum Ratings DC Characteristics Backlight Characteristic Backlight Characteristic Backlighting circuit Optical Characteristics Optical Characteristics Definition of Response Time Definition of Contrast Ratio Definition of Viewing Angles Definition of Color Appearance Definition of Surface Luminance, Uniformity and Transmittance Block Diagram and Power Supply Interface Pins Definition AC Characteristics System Bus Timing for 6800 Series MPU System Bus Timing for 8080 Series MPU System Bus Timing for 4-line Serial MPU System Bus Timing for 3-line Serial MPU Quality Assurance Purpose Standard for Quality Test Nonconforming Analysis & Disposition Agreement Items Standard of the Product Visual Inspection Inspection Specification Classification of Defects Identification/marking criteria Packaging Reliability Specification Precautions and Warranty Safety Handling Storage Metal Pin (Apply to Products with Metal Pins) Operation Static Electricity Limited Warranty Packaging Outline Drawing /26

4 1. General Description The specification is a transmissive type color active matrix liquid crystal display (LCD) which uses amorphous thin film transistor (TFT) as switching devices. This product is composed of a TFT-LCD panel, driver Ics and a backlight unit. 2. Module Parameter Features Details Unit Display Size(Diagonal) 6.2 Display Mode Transmissive / Normally Black VA Resolution 640 x 320 Pixels View Direction WIDE VIEW Best Image Module Outline 151.3(H) x 88.3(V) x 2.8(T) (Note1) mm Active Area 140 (H) x70(v) mm Pixel Pitch (H) x (V) um Pixel Arrangement Mono Stripe Interface 8-bit 8080/8-bit 6800/3-line/4-line Interface Driver IC ST With or Without Touch Panel Without Operating Temperature -20~70 ºC Storage Temperature -30~80 ºC Weight 82 g Note 1: Exclusive hooks, posts, FFC/FPC tail etc. 3. Absolute Maximum Ratings V SS =0V, Ta=25ºC Item Symbol Min. Max. Unit VDDA V Supply Voltage VDDI V Storage temperature Tstg ºC Operating temperature Top ºC Note 1: If Ta below 50ºC, the maximal humidity is 90%RH, if Ta over 50ºC, absolute humidity should be less than 60%RH. Note 2: The response time will be extremely slow when the operating temperature is around -10, and the back ground will become darker at high temperature operating. 4/26

5 4. DC Characteristics Supply Voltage V SS =0V, Ta=25ºC Item Symbol Min. Typ. Max. Unit VDDA V VDDI V Logic Low input voltage V IL GND - 0.2*VDDI V Logic High input voltage V IH 0.8*VDDI - VDDI V Logic Low output voltage V OL GND - 0.2*VDDI V Logic High output voltage V OH 0.8*VDDI - VDDI V Current Consumption All White Logic Analog I CC+ I IN - (30) (50) ma 5. Backlight Characteristic 5.1. Backlight Characteristic Item Symbol Condition Min. Typ. Max. Unit Forward Voltage VF Ta=25 ºC, I F =20mA/LED V Forward Current IF Ta=25 ºC, V F =3.2V/LED ma Power dissipation PD W Uniformity Avg % LED working life(25 ) Hrs Drive method Constant current LED Configuration 18 White LEDs (6 LEDs in one string and 3 groups in parallel) Note1:LED life time defined as follows: The final brightness is at 50% of original brightness. The environmental conducted under ambient air flow, at Ta=25±2 ºC,60%RH±5%, I F =20mA 5.2. Backlighting circuit A K 5/26

6 6. Optical Characteristics 6.1. Optical Characteristics Item Symbol Condition Luminance on TFT( I f =20mA/LED) Specification Min. Typ. Max. Ta=25ºC, Unit Lv cd/m² Backlight On (Transmissive Mode) Contrast ratio(see 6.3) CR - TBD - Response time (See 6.2) Red Chromaticity Green Transmissive (See 6.5) Blue White Viewing Horizontal Angle (See 6.4) Vertical TR TF XR - TBD ms TBD - YR TBD - XG TBD - YG TBD - Backlight is on XB TBD - YB TBD - XW YW θx θx Center CR 10 Deg. φy φy NTSC Ratio(Gamut) - θ=0º - TBD - % 6.2. Definition of Response Time Normally Black Type (Negative) Relative Brightness Non-selected state Selected state Non-selected state 100% 90% 10% 0% Tr Tf Tr is the time it takes to change form non-selected stage with relative luminance 10% to selected state with relative luminance 90%; Tf is the time it takes to change from selected state with relative luminance 90% to non-selected state with relative luminance 10%. 6/26

7 Note : Measuring machine: LCD Normally White Type (Positive) Relative Brightness Non-selected state Selected state Non-selected state 100% 90% 10% 0% Tr Tf Tr is the time it takes to change form non-selected stage with relative luminance 90% to selected state with relative luminance 10%; Tf is the time it takes to change from selected state with relative luminance 10% to non-selected state with relative luminance 90%; Note : Measuring machine: LCD-5100 or EQUI 6.3. Definition of Contrast Ratio Contrast is measured perpendicular to display surface in reflective and transmissive mode. The measurement condition is: Measuring Equipment Eldim or Equivalent Measuring Point Diameter 3mm//1mm Measuring Point Location Active Area centre point A: All Pixels white Test pattern B: All Pixel black Contrast setting Maximum Definitions: CR (Contrast) = Luminance of White Pixel / Luminance of Black Pixel 6.4. Definition of Viewing Angles Measuring machine: LCD-5100 or EQUI 7/26

8 6.5. Definition of Color Appearance R,G,B and W are defined by (x, y) on the IE chromaticity diagram NTSC=area of RGB triangle/area of NTSC trianglex100% Measuring picture: Red, Green, Blue and White (Measuring machine: BM-7) 6.6. Definition of Surface Luminance, Uniformity and Transmittance Using the transmissive mode measurement approach, measure the white screen luminance of the display panel and backlight Surface Luminance: L V = average (L P1 :L P9 ) Uniformity = Minimal (L P1 :L P9 )/ Maximal (L P1 :L P9 )* 100% Transmittance = L V on LCD / L V on Backlight * 100% Note: Measuring machine: BM-7 X X/6 X/3 X/3 X/6 Display Area Y Y/6 Y/3 Y/3 Y/ /26

9 7. Block Diagram and Power Supply LCD Panel VCOM D[0:7] Data bus Source + Gate Driver & TCON IF1 IF0 ERD RWR CSB A0 RSTB Control 6.2 inch Signal input 640*320 Grayscale manipulation voltage DC/DC VDDI VDDA GND FPC Power BLU A1 A2 K1 K2 BLU 9/26

10 8. Interface Pins Definition No. Symbol Function Remark 1 GND Ground 2 GND Ground 3 VDDA Power supply. 4 VDDI Power supply. 5 D0 6 D1 7 D2 When using 8-bit parallel interface(6800 or 8080 mode): 8-bit bi-directional data bus. 8 D3 When using serial interface:3-line or 4-line: 9 D4 D7: Serial input clock (SCL). 10 D5 D0: Serial data (SDA). 11 D6 D[6:1]:fix to H by VDDI. 12 D7 13 NC No connection 14 NC No connection 15 NC No connection 16 NC No connection 17 NC No connection 18 NC No connection 19 NC No connection 20 NC No connection 21 NC No connection 22 NC No connection 23 NC No connection 24 NC No connection 25 NC No connection 26 NC No connection 27 NC No connection 28 NC No connection 29 GND Ground 30 NC No connection 31 NC No connection 32 GND Ground 33 NC No connection 34 NC No connection 35 RSTB Reset input pin. 36 NC No connection 37 A0 Data/Command identification pin 38 CSB Chip select input pin 10/26

11 39 RWR 40 ERD Read/Write execution control pin. When IF1 is L. IF0 MPU Type ERD Description H 6800 series E Read/Write control input pin. L 8080 series /RD Read enable input pin Read/Write execution control pin. When IF1 is L. IF0 MPU Type ERD Description H 6800 series R/W Read/Write control input pin. L 8080 series /WR Write enable input pin 41 NC No connection 42 NC No connection 43 IF0 44 IF1 IF1 IF0 Selected Interface L L 8-bit 8080 parallel interface L H 8-bit 6800 parallel interface H L 3-line serial interface H H 4-line serial interface 45 NC No connection 46 NC No connection 47 GND Ground 48 GND Ground 49 NC No connection 50 NC No connection PIN2 assignment No. Symbol Function Remark 1 A1 LED Anode. 2 A2 LED Anode. 3 K1 LED Cathode. 4 K2 LED Cathode. 11/26

12 9. AC Characteristics 9.1. System Bus Timing for 6800 Series MPU 12/26

13 9.2. System Bus Timing for 8080 Series MPU 13/26

14 9.3. System Bus Timing for 4-line Serial MPU 14/26

15 9.4. System Bus Timing for 3-line Serial MPU 15/26

16 10. Quality Assurance 10.1 Purpose This standard for Quality Assurance assures the quality of LCD module products supplied to customer Standard for Quality Test Sampling Plan: GB Single sampling, normal inspection Sampling Criteria: Visual inspection: AQL 1.5% Electrical functional: AQL 0.65% Reliability Test: Detailed requirement refer to Reliability Test Specification Nonconforming Analysis & Disposition Nonconforming analysis: Customer should provide overall information of non-conforming sample for their complaints After receipt of detailed information from customer, the analysis of nonconforming parts usually should be finished in one week If cannot finish the analysis on time, customer will be notified with the progress status Disposition of nonconforming: Non-conforming product over PPM level will be replaced The cause of non-conformance will be analyzed. Corrective action will be discussed and implemented Agreement Items Shall negotiate with customer if the following situation occurs: There is any discrepancy in standard of quality assurance Additional requirement to be added in product specification Any other special problem Standard of the Product Visual Inspection Appearance inspection: The inspection must be under illumination about lx, and the distance of view must be at 30cm ± 2cm The viewing angle should be 45 from the vertical line without reflection light or follows customer's viewing angle specifications Definition of area: A Zone: Active Area, B Zone: Viewing Area, 16/26

17 Eye Eye A zone B zone Basic principle: A set of sample to indicate the limit of acceptable quality level must be discussed by both us and customer when there is any dispute happened New item must be added on time when it is necessary Inspection Specification No. Item Criteria (Unit: mm) 01 Black / White spot Foreign material (Round type) Pinholes Stain b a Area Acc. Qty Size φ 0.20 Ignore 0.20<φ 0.50 N <φ 0 Particles inside cell. (Minor defect) φ= ( a + b) /2 Distance between 2 defects should more than 5mm apart. 02 Electrical Defect (Minor defect) Bright dot Display Area N 2 Total N 2 Dark dot N 4 N 4 Total dot N 4 N 4 Mura Not visible through 5% ND filter. Note1 Note 2 Remark: 1. Bright dot caused by scratch and foreign object accords to item 1. 17/26

18 W 03 Black and White line Scratch Foreign material (Line type) (Minor defect) L L Length Width Acc. Qty / W 0.1 Ignore L < W L> < W 0 Total 3 Distance between 2 defects should more than 3mm apart. Scratches not viewable through the back of the display are acceptable. 04 Glass Crack (Minor defect) Crack is potential to enlarge, any type is not allowed. Glass Chipping Pad Area: (Minor defect) 05 Length and Width Acc. Qty c > 3.0, b< c< 3.0, b< a<glass Thickness 18/26

19 06 Glass Chipping Rear of Pad Area: (Minor defect) Length and Width Acc. Qty c > 3.0, b< c< 3.0, b< c< 3.0, b< a<glass Thickness 07 Glass Chipping Except Pad Area: (Minor defect) Length and Width Acc. Qty c > 3.0, b< c< 3.0, b< c< 3.0, b< a<glass Thickness 08 Glass Corner Chipping: (Minor defect) Length and Width Acc. Qty c < 3.0, b< 3.0 Ignore a<glass Thickness Glass Burr: (Minor defect) 09 Length F < 1.0 Acc. Qty Ignore Glass burr don t affect assemble and module dimension. 19/26

20 10 FPC Defect: (Minor defect) a w a 10.1 Dent, pinhole width a<w/3. (w: circuitry width.) 10.2 Open circuit is unacceptable No oxidation, contamination and distortion. 11 Bubble on Polarizer (Minor defect) Diameter Acc. Qty φ 0.30 Ignore 0.30 <φ 0.50 N < φ N=0 12 Dent on Polarizer (Minor defect) Diameter Acc. Qty φ 0.25 Ignore 0.25 <φ 0.50 N < φ None 13 Bezel 14 Touch Panel 15 PCB 13.1 No rust, distortion on the Bezel No visible fingerprints, stains or other contamination. D: Diameter W: width L: length 14.1 Spot: D<0.25 is acceptable 0.25 D 0.4 2dots are acceptable and the distance between defects should more than 10 mm. D>0.4 is unacceptable 14.2 Dent: D>0.40 is unacceptable 14.3 Scratch: W 0.03, L 10 is acceptable, 0.03<W 0.10, L 10 is acceptable Distance between 2 defects should more than 10 mm. W>0.10 is unacceptable No distortion or contamination on PCB terminals All components on PCB must same as documented on the BOM/component layout Follow IPC-A-600F. 16 Soldering Follow IPC-A-610C standard 20/26

21 The below defects must be rejected Missing vertical / horizontal segment, 17.2 Abnormal Display No function or no display. Electrical Defect Current exceeds product specifications. (Major defect) 17.5 LCD viewing angle defect No Backlight Dark Backlight Touch Panel no function. Remark: LCD Panel Broken shall be rejected. Defect out of LCD viewing area is acceptable Classification of Defects Visual defects (Except no / wrong label) are treated as minor defect and electrical defect is major Two minor defects are equal to one major in lot sampling inspection Identification/marking criteria Any unit with illegible / wrong /double or no marking/ label shall be rejected Packaging There should be no damage of the outside carton box, each packaging box should have one identical label Modules inside package box should have compliant mark All direct package materials shall offer ESD protection Note1:Bright dot is defined as the defective area of the dot is larger than 50% of one sub-pixel area. Bright dot: The bright dot size defect at black display pattern. It can be recognized by 2% transparency of filter when the distance between eyes and panel is 350mm±50mm. Dark dot: Cyan, Magenta or Yellow dot size defect at white display pattern. It can be recognized by 5% transparency of filter when the distance between eyes and panel is 350mm±50mm. Note2: Mura on display which appears darker / brighter against background brightness on parts of display area. 21/26

22 11. Reliability Specification No Item Condition Quantity Criteria 1 High Temperature Operating 70, 96Hrs 2 2 Low Temperature Operating -20, 96Hrs 2 3 High Humidity 50, 90%RH, 96Hrs 2 4 High Temperature Storage 80, 96Hrs 2 5 Low Temperature Storage -30, 96Hrs 2 6 Thermal Cycling Test 7 Packing vibration 8 Electrical Static Discharge -20, 60min~70, 60min, 20 cycles. Frequency range:10hz~50hz Acceleration of gravity:5g X,Y,Z 30 min for each direction. Air:±4KV 150pF/330Ω 5 times Contact:±2KV 150pF/330Ω 5 times GB/T GB/T GB/T GB/T GB/T GB/T GB/T GB/T Drop Test (Packaged) Height:80 cm,1 corner, 3 edges, 6 surfaces. Note1. No defection cosmetic and operational function allowable. Note2. Total current Consumption should be below double of initial value 2 GB/T /26

23 12. Precautions and Warranty Safety The liquid crystal in the LCD is poisonous. Do not put it in your mouth. If the liquid crystal touches your skin or clothes, wash it off immediately using soap and water Since the liquid crystal cells are made of glass, do not apply strong impact on them. Handle with care Handling Reverse and use within ratings in order to keep performance and prevent damage Do not wipe the polarizer with dry cloth, as it might cause scratch. If the surface of the LCD needs to be cleaned, wipe it swiftly with cotton or other soft cloth soaked with petroleum IPA, do not use other chemicals Storage Do not store the LCD module beyond the specified temperature ranges Strong light exposure causes degradation of polarizer and color filter Metal Pin (Apply to Products with Metal Pins) Pins of LCD and Backlight Solder tip can touch and press on the tip of Pin LEAD during the soldering Recommended Soldering Conditions Solder Type: Sn96.3~94-Ag3.3~4.3-Cu0.4~1.1 Maximum Solder Temperature: 370 Maximum Solder Time: 3s at the maximum temperature Recommended Soldering Temp: 350±20 Typical Soldering Time: 3s Solder Wetting Pins of EL Solder Pin Lead Solder Pin Lead Recommended Not Recommended Solder tip can touch and press on the tip of EL leads during soldering No Solder Paste on the soldering pad on the motherboard is recommended Recommended Soldering Conditions Solder type: Nippon Alimit Leadfree SR-34, size 0.5mm Recommended Solder Temperature: 270~290 Typical Soldering Time: 2s Minimum solder distance from EL lamp (body):2.0mm No horizontal press on the EL leads during soldering bend EL leads three times is not allowed. 23/26

24 Solder Wetting Recommended The type of the solder iron: Not Recommended Solder Pad Recommended Not Recommended Operation Do not drive LCD with DC voltage Response time will increase below lower temperature Display may change color with different temperature Mechanical disturbance during operation, such as pressing on the display area, may cause the segments to appear fractured Do not connect or disconnect the LCM to or from the system when power is on Never use the LCM under abnormal condition of high temperature and high humidity Module has high frequency circuits. Sufficient suppression to the electromagnetic interface shall be done by system manufacturers. Grounding and shielding methods may be important to minimize the interference Do not display the fixed pattern for long time(we suggest the time not longer than one hour)because it may develop image sticking due to the TFT structure Static Electricity CMOS LSIs are equipped in this unit, so care must be taken to avoid the electro-static charge, by ground human body, etc The normal static prevention measures should be observed for work clothes and benches The module should be kept into anti-static bags or other containers resistant to static for storage Limited Warranty Our warranty liability is limited to repair and/or replacement. We will not be responsible for any consequential loss If possible, we suggest customer to use up all modules in six months. If the module storage time over twelve months, we suggest that recheck it before the module be used After the product shipped, any product quality issues must be feedback within three months, otherwise, we will not be responsible for the subsequent or consequential events. 24/26

25 13. Packaging TBD 25/26

26 14. Outline Drawing 26/26