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DMC20434U Dataheets PDF



Part Number DMC20434U
Manufacturers Optrex
Logo Optrex
Description LCD Module
Datasheet DMC20434U DatasheetDMC20434U Datasheet (PDF)

w w w . D a t a S h e e t 4 U . c o m First Edition Approved by Production Div. Apr 11, 2000 Checked by Quality Assurance Div. LCD Module Specification Final Revision Checked by Design Engineering Div. ** Prepared by Type No. Production Div. DMC20434U Table of Contents 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. General Specifications ..2 Electrical Specifications...

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w w w . D a t a S h e e t 4 U . c o m First Edition Approved by Production Div. Apr 11, 2000 Checked by Quality Assurance Div. LCD Module Specification Final Revision Checked by Design Engineering Div. ******* Prepared by Type No. Production Div. DMC20434U Table of Contents 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. General Specifications .............................................................................2 Electrical Specifications...........................................................................3 Optical Specifications ..............................................................................5 I/O Terminal.............................................................................................7 Test............................................................................................................9 Appearance Standards............................................................................10 Code System of Production Lot ..........................................................13 Type Number..........................................................................................13 Applying Precautions .............................................................................13 Precautions Relating Product Handling................................................14 Warranty..................................................................................................15 Revision History Rev. Date Page Comment DMC20434U (AP) No.2000-0137 OPTREX OPTREX CORPORATION Page 1/15 www.DataSheet4U.com 1.General Specif ications Operating Temp. Storage Temp. Display Format Display Fonts Viewing Area Outline Dimensions Weight LCD Type : min. 0℃ ~ max. 50℃ : min. -20℃ ~ max. 70℃ : 20 characters × 4 lines : 5 × 8 dots ( 1 character ) : 76.0 (W) × 25.2 (H) mm : 98.5 (W) × 60.0 (H) × 11.0 max. (D) mm : 65g max. : FRD-7141 ( TN / Clear / Reflective ) : 12:00 : None : Dimensional Outline UE-30371B Viewing Angle Backlight Drawings DMC20434U (AP) No.2000-0137 OPTREX OPTREX CORPORATION Page 2/15 www.DataSheet4U.com 2.Electrical Specif ications 2.1.Absolute Maximum Ratings VSS=0V Parameter Supply Voltage (Logic) Supply Voltage (LCD Drive) Input Voltage VI - -0.3 VCC+0.3 V VCC-VEE - 0 6.5 V Symbol VCC-VSS Conditions - Min. -0.3 Max. 6.5 Units V 2.2.DC Characteristics Ta=25℃, VSS=0V Parameter Supply Voltage (Logic) Supply Voltage (LCD Drive) High Level Input Voltage Low Level Input Voltage High Level Output Voltage Low Level Output Voltage Supply Current ICC VCC-VSS=5.0V - 2.0 3.0 mA VOL IOL=1.2mA - - 0.4 V VOH IOH=-0.205mA 2.4 - - V VIL VCC=5.0V±10% -0.3 - 0.6 V VIH VCC=5.0V±10% 2.2 - VCC V VCC-VEE Shown in 3.1 V Symbol VCC-VSS Conditions - Min. 4.5 Typ. - Max. 5.5 Units V DMC20434U (AP) No.2000-0137 OPTREX OPTREX CORPORATION Page 3/15 www.DataSheet4U.com 2.3.AC Characteristics VCC=5.0V±10% Parameter Enable Cycle Time Enable Pulse Width Enable Rise/Fall Time Address Setup Time Address Hold Time Write Data Setup Time Write Data Hold Time Read Data Delay Time Read Data Hold Time VIH VIL Symbol Conditions Fig.1, 2 Fig.1, 2 Fig.1, 2 Fig.1, 2 Fig.1, 2 Fig.1 Fig.1 Fig.2 Fig.2 VIH VIL Min. 500 230 - 40 10 80 10 - 5 Max. - - 20 - - - - 160 - Units ns ns ns ns ns ns ns ns ns tCYC PWEH tEr, tEf tAS tAH tDSW tDHW tDDR tDHR RS tAS tAH R/W VIL PWEH VIL tEr E VIH VIL VIH tEf VIL VIL tDSW DB0~DB7 VIH VIL tDHW VIH VIL Valid Data tCYC Fig.1 VIH VIL Write Operation Timing VIH VIL RS tAS VIH tAH VIH R/W PWEH tEr E VIH VIL VIH tEf VIL VIL tDDR DB0~DB7 VOH VOL tDHR VOH VOL Valid Data tCYC Fig.2 Read Operation Timing DMC20434U (AP) No.2000-0137 OPTREX OPTREX CORPORATION Page 4/15 www.DataSheet4U.com 3.Optical Specif ications 3.1.LCD Driving Voltage Parameter Recommended LCD Driving Voltage Note 1 : VCC-VEE Symbol Conditions Ta= 0℃ Ta=25℃ Min. - 4.2 Typ. - 4.5 Max. 5.2 4.8 Units V V Note 1 Ta=50℃ 3.7 V - - 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℃, 1/16 Duty, 1/5 Bias, VD=4.5V (Note 4), θ=10 ゚, φ=90 ゚ Parameter Contrast Ratio Viewing Angle Response Rise Note 2 TON - Note 1 Symbol CR Conditions θ=20 ゚, φ=90 ゚ Min. - Typ. 7 Max. - Units Shown in 3.3 - 130 200 ms Time Decay Note 3 TOFF 130 200 ms - - Note 1 : Contrast ratio is definded as follows. CR = LOFF / LON 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 B.


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