Approved by Production Div. First Edition February 5, 1997 Checked by Quality Assurance Div. LCD Module Specification Final Revision Checked by Design Engineering Div. ******* Prepared by Production Div. Type No. DMF–50773NF–FW Table of Contents 1. General Specifications.................................................................2 2. Electrical Specifications...............................................................3 3. Optical Specifications..................................................................7 4. I/O Terminal..............................................................................9 5. Test........................................................................................11 6. Appearance Standards................................................................12 7. Code System of Production Lot................................................15 8. Type Number...........................................................................15 9. Applying Precautions................................................................15 10. Handling Precautions................................................................16 Revision History Rev. Date Page Comment DMF-50773NF-FW (AC) No.96-0315 OPTREX CORPORATION Page 1/16 OPTREX 1. General Specifications Operating Temp. : min. 0˚C ~ max. 50˚C Storage Temp. : min. -20˚C ~ max. 60˚C Dot Pixels : 240 (W) ´ 128 (H) dots Dot Size : 0.47 (W) ´ 0.47 (H) mm Dot Pitch : 0.50 (W) ´ 0.50 (H) mm Viewing Area : 126.0 (W) ´ 70.0 (H) mm Outline Dimensions : 170.0 (W) ´ 105.0* (H) ´ 14.0 max.* (D) mm * Without CFL Connector Weight : 250g max. LCD Type : NTD-15524 ( F-STN / Black & White - mode / Transmissive ) Viewing Angle : 6:00 Control LSI : T6963C-0101 (Produced by TOSHIBA) Data Transfer : 8-bit parallel data transfer Backlight : Cold Cathode Fluorescent Lamp (CFL) ´ 1 Drawings : Dimensional Outline UE-36773 DMF-50773NF-FW (AC) No.96-0315 OPTREX CORPORATION Page 2/16 OPTREX 2. Electrical Specifications 2.1. Absolute Maximum Ratings GND=0V Parameter Symbol Conditions Min. Max. Units Supply Voltage VDD-GND – -0.3 7.0 V (Logic) Supply Voltage VDD-VEE – 0 28.0 V (LCD Drive) Input Voltage VI – -0.3 VDD+0.3 V 2.2. DC Characteristics Ta=25˚C, GND=0V Parameter Symbol Conditions Min. Typ. Max. Units Supply Voltage VDD-GND – 4.5 – 5.5 V (Logic) Supply Voltage VDD-VEE Shown in 3.1 V (LCD Drive) High Level VIH VDD=5.0V±10% VDD-2.2 – VDD V Input Voltage Low Level VIL VDD=5.0V±10% 0 – 0.8 V Input Voltage High Level VOH IOH=-0.75mA VDD-0.3 – VDD V Output Voltage Low Level VOL IOL=0.75mA 0 – 0.3 V Output Voltage IDD VDD-GND=5.0V – 9.0 14.0 mA Supply Current IEE VDD-VEE=18.5V – 2.9 4.5 mA DMF-50773NF-FW (AC) No.96-0315 OPTREX CORPORATION Page 3/16 OPTREX 2.3. AC Characteristics VDD=5.0V±10% Parameter Symbol Min. Max. Units C/D Setup Time tCDS 100 – ns C/D Hold Time tCDH 10 – ns CE, RD, WR Pulse Width tCE, tRD, tWR 80 – ns Data Setup Time tDS 80 – ns Data Hold Time tDH 40 – ns Access Time tACC – 150 ns Output Hold Time tOH 10 50 ns C/D t t CDS CDH CE t t t CE RD WR RD, WR t t DS DH D0~D7 (WRITE) t t ACC OH D0~D7 (READ) DMF-50773NF-FW (AC) No.96-0315 OPTREX CORPORATION Page 4/16 OPTREX 2.4. Power Supply ON/OFF Sequence 2.4.1. ON Sequence SIGNAL LEVEL VDD VDD GND 0 £ t VDD SIGNAL GND £ 0 t VDD VEE GND VEE 2.4.2. OFF Sequence LEVEL SIGNAL VDD GND VDD £ 0 t VDD GND SIGNAL £ 0 t VDD GND VEE VEE 2.4.3. Reset Sequence SIGNAL LEVEL H Level RESET L Level s T>2 m ³ T 0 VDD VDD GND ³ ³ ³ ³ T 50ms T 0 T 50ms T 0 VEE VDD VEE Power On Reset Reset Cancellation Power Off Please maintain the above sequence when turning on and off the power supply of the module. If VEE is supplied to the module while internal alternate signal for LCD driving (M) is unstable or RESET is active, DC component will be supplied to the LCD panel. This may cause damage to the LCD module. DMF-50773NF-FW (AC) No.96-0315 OPTREX CORPORATION Page 5/16 OPTREX 2.5. Lighting Specifications Ta=25˚C Parameter Symbol Conditions Min. Typ. Max. Units Notes Lamp Voltage VL – – 350 – Vrms 1 Lamp Current IL – 4.0 5.0 6.0 mArms 2 Starting Voltage VS – 450 – – Vrms 3 2 Surface Luminance L IL = 5.0mA 100 – – cd/m 4 Average Life TAL IL = 5.0mA – 15000 – hrs 5 Note 1 : The voltage ( r.m.s. ) to maintain the electric discharge of the lamp. It is measured after lighting for 3 minutes . Note 2 : The current ( r.m.s. ) to flow through the lamp with the electric discharge. It is measured after lighting for 3 minutes. Note 3 : The voltage at starting the electric discharge when the voltage is increased gradually from 0V. Note 4 : Surface Luminance is specified by the initial data of luminance measured at the center of display surface after 20 minutes power on. ( All ON pattern ) the Note 5 : CFL life is defined as the time for which the initial luminance is attenuated by 50% of?? . Av he t luminance value ?? erage Life representes t ?? ime elapsed at the point of time when the residual ratio becomes below 50% when plural lamps are lighted in comparison with the niti oned defi on of life menti above. I C N VS VL F V L CFL Testing Circuit DMF-50773NF-FW (AC) No.96-0315 OPTREX CORPORATION Page 6/16 OPTREX 3. Optical Specifications 3.1. LCD Driving Voltage Parameter Symbol Conditions Min. Typ. Max. Units Recommended Ta= 0˚C – – 21.1 V LCD Driving Voltage VDD-VEE Ta=25˚C 17.2 18.5 19.8 V Note 1 Ta=50˚C 16.2 – – V Note 1 : Voltage (Applied actual waveform to LCD Module) for the best contrast. The range of minimum and maximum shows tolerance of the operating voltage. The specified contrast ratio and response time are not guaranteed over the entire range. 3.2. Optical Characteristics Ta=25˚C, 1/128 Duty, 1/12 Bias, VD=18.5V (Note 4), q= 0˚, f= –˚ Parameter Symbol Conditions Min. Typ. Max. Units Contrast Ratio Note 1 CRq= 0˚, f= –˚ – 10 – Viewing Angle Shown in 3.3 Response Rise Note 2 r – – 250 380 ms Time Decay Note 3 d – – 230 350 ms Note 1 : Contrast ratio is definded as follows. CR = LON / LOFF LON : Luminance of the ON segments LOFF : Luminance of the OFF segments Note 2 : The time that the luminance level reaches 90% of the saturation level from 0% when ON signal is applied. Note 3 : The time that the luminance level reaches 10% of the saturation level from 100% when OFF signal is applied. Note 4 : Definition of Driving Voltage VD Assuming that the typical driving waveforms shown below are applied to the LCD Panel at 1/A Duty - 1/B Bias ( A : Duty Number, B : Bias Number ). Driving voltage VD is definded as the voltage VO-P when the contrast ratio (CR=LON / LOFF) is at its maximum. VO-P ( B-2 ) ´ VO-P / B 1 / ( fF ´ A ) 1 / fF (ON SIGNAL) (OFF SIGNAL) DMF-50773NF-FW (AC) No.96-0315 OPTREX CORPORATION Page 7/16 OPTREX t t 3.3. Definition of Viewing Angle and Optimum Viewing Area •Point l shows the point where contrast ratio is measured. : q= 0˚, f= –˚ •Driving condition : 1/128 Duty, 1/12 Bias, VD=18.5V, fF=70Hz 90˚ 45˚ 135˚ q90˚f 180˚ 10 20 30 40 50 (f= 0˚) q f 180˚ 0˚ 225˚ 315˚ 270˚ 270˚ •Area shows typ. CR³2 3.4. System Block Diagram Temperature Chamber Rotation Table (q,f) Photometer #1980A WB LCDf Optical Fiber q Control Unit & Computer Waveform Generator Halogen bulb DMF-50773NF-FW (AC) No.96-0315 OPTREX CORPORATION Page 8/16 OPTREX 4. I/O Terminal 4.1. Pin Assignment CN1 No. Symbol Level Function 1 FGND – Frame Ground 2 GND – Power Supply (0V, GND) 3 VDD – Power Supply for Logic 4 VEE – Power Supply for LCD Drive 5 WR H / L Write Signal L : Active 6 RD H / L Read Signal L : Active 7 CE H / L Chip Enable Signal L : Active 8 C/D H / L Write Mode H : Command Write L : Data Write Read Mode H : Status Read L : Data Read 9 NC – Non-connection 10 RESET H / L Reset Signal L : Reset 11 D0 H / L Display Data 12 D1 H / L Display Data 13 D2 H / L Display Data 14 D3 H / L Display Data 15 D4 H / L Display Data 16 D5 H / L Display Data 17 D6 H / L Display Data 18 D7 H / L Display Data 19 FS H / L Font Switch H : 6 ´ 8 dots L : 8 ´ 8 dots 20 RV H / L Display Data Reverse Signal H : Reverse L : Normal CN2 No. Symbol Level Function 1 VFL – Power Supply for CFL (HOT) 2 NC – Non-connection 3 NC – Non-connection 4 NC – Non-connection 5 VFL – Power Supply for CFL (GND) DMF-50773NF-FW (AC) No.96-0315 OPTREX CORPORATION Page 9/16 OPTREX 4.2. Example of Power Supply It is recommended to apply a potentiometer for the contrast adjust due to the tolerance of the driving voltage and its temperature dependence. VDD VDD (+Voltage) R1 Tr VEE VR MODULE R2 VEE (-Voltage) GND GND (0V) R1+R2+VR=10~20 KW Tr=2SA1202 or equivalent 4.3. Block Diagram 8 D0~D7 Row Driver 128 L C D P T6961B ´ 2 240 ´ 128 dots WR or equivalent RD 3 240 Control LSI 4 CE 3 T6963C-0101 Column Driver C/D T6A39 ´ 3 or equivalent RESET FS X-tal 12 8 X-OR 64K S-RAM RV VDD GND Bias Circuit To LSI J FGND VEE CFL Backlight VFL VFL DMF-50773NF-FW (AC) No.96-0315 OPTREX CORPORATION Page 10/16 OPTREX 5. Test No change on display and in operation under the following test condition. No. Parameter Conditions Notes 1 High Temperature Operating 50˚C±2˚C, 96hrs (operation state) 2 Low Temperature Operating 0˚C±2˚C, 96hrs (operation state) 3 3 High Temperature Storage 60˚C±2˚C, 96hrs 4 4 Low Temperature Storage -20˚C±2˚C, 96hrs 3, 4 5 Damp Proof Test 40˚C±2˚C, 90~95%RH, 96hrs 3, 4 6 Vibration Test Total fixed amplitude : 1.5mm 5 Vibration Frequency : 10~55Hz One cycle 60 seconds to 3 directions of X, Y, Z for each 15 minutes 7 Shock Test To be measured after dropping from 60cm high on the concrete surface in packing state. Dropping method corner dropping F A corner : once E Edge dropping D G C B,C,D edge : once B A Face dropping 60cm E,F,G face : once Concrete Surface Note 1 : Unless otherwise specified, tests will be conducted under the following condition. Temperature : 20±5˚C Humidity : 65±5% Note 2 : Unless otherwise specified, tests will be not conducted under functioning state. Note 3 : No dew condensation to be observed. Note 4 : The function test shall be conducted after 4 hours storage at the normal temperature and humidity after removed from the test chamber. Note 5 : Vibration test will be conducted to the product itself without putting it in a container. DMF-50773NF-FW (AC) No.96-0315 OPTREX CORPORATION Page 11/16 OPTREX 6. Appearance Standards 6.1. Inspection conditions The LCD shall be inspected under 40W white fluorescent light. The distance between the eyes and the sample shall be more than 30cm. All directions for inspecting the sample should be within 45˚against perpendicular line. 45˚ 6.2. Definition of applicable Zones X X=126.0mm Y=70.0mm Y A Zone Bezel Flame B Zone C Zone C Zone A Zone : Active display area B Zone : Area from outside of "A Zone" to validity viewing area C Zone : Rest parts A Zone + B Zone = Validity viewing area DMF-50773NF-FW (AC) No.96-0315 OPTREX CORPORATION Page 12/16 OPTREX 6.3. Standards No. Parameter Criteria 1 Black and (1) Round Shape White Spots, Zone Acceptable Number Foreign Substances Dimension (mm) A B C D £0.1 * * * 0.1 < D £0.2 3 5 * 0.2 < D £0.25 2 3 * 0.25< D £0.3 0 1 * 0.3 < D 0 0 * D = ( Long + Short ) / 2 * : Disregard (2) Line Shape Zone Acceptable Number X (mm) Y (mm) A B C – 0.03³W * * * 2.0³L 0.05³W 3 3 * 1.0³L 0.1 ³W 3 3 * – 0.1