DMC-20434 Optrex America Inc, DMC-20434 Datasheet

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DMC-20434

Manufacturer Part Number
DMC-20434
Description
LCD MODULE 20X4 CHARACTERS
Manufacturer
Optrex America Inc
Series
DMC-20434r
Datasheets

Specifications of DMC-20434

Display Type
TN - Twisted Nematic
Display Mode
Reflective
Viewing Area
76.00mm L x 25.20mm W
Backlight
Without Backlight
Display Format
20 x 4
Character Size
4.75mm H x 2.95mm W
Character Format
5 x 8 Dots
Voltage - Supply
5.0V
Dot Size
0.55mm W x 0.55mm H
Operating Temperature
0°C ~ 50°C
Interface
-
Number Of Digits/alpha
-
Outline L X W X H
-
Other names
73-1086
OP420
Type No.
Rev.
LCD Module Specification
DMC20434 (AA) No.99-0259
DMC20434
DMC20434
DMC20434
DMC20434
Date
10. Precautions Relating Product Handling................................................14
11. Warranty..................................................................................................15
1. General Specifications .............................................................................2
2. Electrical Specifications...........................................................................3
3. Optical Specifications ..............................................................................5
4. I/O Terminal.............................................................................................7
5. Test............................................................................................................9
6. Appearance Standards............................................................................10
7. Code System of Production Lot ..........................................................13
8. Type Number..........................................................................................13
9. Applying Precautions .............................................................................13
Page
Table of Contents
Revision History
OPTREX
Aug 16, 1999
Final Revision
First Edition
*******
OPTREX CORPORATION
Comment
Approved by
Checked by
Checked by
Prepared by
Design Engineering Div.
Quality Assurance Div.
Page 1/15
Production Div.
Production Div.

Related parts for DMC-20434

DMC-20434 Summary of contents

Page 1

... I/O Terminal.............................................................................................7 5. Test............................................................................................................9 6. Appearance Standards............................................................................10 7. Code System of Production Lot ..........................................................13 8. Type Number..........................................................................................13 9. Applying Precautions .............................................................................13 10. Precautions Relating Product Handling................................................14 11. Warranty..................................................................................................15 Rev. Date DMC20434 (AA) No.99-0259 First Edition Aug 16, 1999 Final Revision ******* Table of Contents Revision History Page OPTREX CORPORATION OPTREX Approved by Production Div ...

Page 2

... Viewing Area : 98.5 (W) × 60.0 (H) × 11.0 max. (D) mm Outline Dimensions : 65g max. Weight : FRD-7141 LCD Type : 6:00 Viewing Angle : None Backlight : Dimensional Outline Drawings DMC20434 (AA) No.99-0259 ( TN / Clear / Reflective ) UE-30371B OPTREX CORPORATION OPTREX Page 2/15 ...

Page 3

... High Level V IH Input Voltage Low Level V IL Input Voltage High Level V OH Output Voltage Low Level V OL Output Voltage Supply Current I CC DMC20434 (AA) No.99-0259 Conditions Min. - -0.3 - 0 - -0.3 Conditions Min. - 4.5 Shown in 3.1 V =5.0V±10% 2 =5.0V±10% ...

Page 4

... 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 RS R/W E DB0 ~ DB7 RS R/W E DB0 ~ DB7 DMC20434 (AA) No.99-0259 Symbol Conditions t Fig.1, 2 CYC PW Fig. Fig. ...

Page 5

... Vth2 : The voltage V O-P measured atθ= 40 ゚, φ=270 ゚ on the segment which the OFF signal is applied to. V O-P × 〈 ON SIGNAL 〉 DMC20434 (AA) No.99-0259 Conditions Ta= 0℃ -V Ta=25℃ Ta=50℃ Ta=25℃, 1/16 Duty, 1/5 Bias, V Conditions θ=20 ゚, φ=270 ゚ ...

Page 6

... Duty, 1/5 Bias ゚ 135 ゚ 180 ゚ 225 ゚ 270 ゚ ・Area shows typ. CR≧2 3.4.System Block Diagram Photometer #1980A WB Computer DMC20434 (AA) No.99-0259 f =4.3V, =46.9Hz ゚ φ (φ= 0 ゚) θ 180 ゚ 315 ゚ 270 ゚ ...

Page 7

... 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. MODULE DMC20434 (AA) No.99-0259 Function Power Supply (0V, GND) Power Supply for Logic Power Supply for LCD Drive Register Select Signal Read/Write Select Signal H : Read L : Write ...

Page 8

... Diagram 8 DB7 DB0 E R/W RS VCC VSS VEE DMC20434 (AA) No.99-0259 COM 16 20 characters × 4 lines Control LSI SEG 40 HD44780 or equivalent 4 Column Driver MSM5259 × 4 Bias Circuit OPTREX CORPORATION OPTREX SEG 160 or equivalent To LSI Page 8/15 ...

Page 9

... 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 container. DMC20434 (AA) No.99-0259 Conditions 50℃±2℃, 96hrs (operation state) 0℃±2℃, 96hrs (operation state) 70℃ ...

Page 10

... All directions for inspecting the sample should be within 45 ゚ against perpendicular line. 6.2.Definition of applicable Zones 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 DMC20434 (AA) No.99-0259 45 ゚ A Zone Bezel Flame B Zone C Zone ...

Page 11

... Black and (1) Round Shape White Spots, Foreign Substances (2) Line Shape Total defects shall not exceed 5. 2 Air Bubbles (between glass & polarizer) Total defects shall not exceed 3. DMC20434 (AA) No.99-0259 Criteria Zone Dimension (mm ≦ 0.1 * 0.1 < D ≦ 0.2 5 0.2 < D ≦ 0.3 0 0.3 < ...

Page 12

... Not to be conspicuous defects. 5 Polarizer Dirts If the stains are removed easily from LCDP surface, the module is not defective. 6 Color Variation Not to be conspicuous defects. DMC20434 (AA) No.99-0259 Criteria 0.15 ≧ As per the sketch of left hand. Should not be connected to next dot. X (X+Y) / 2≦0.2mm Y (Less than 0 ...

Page 13

... The type number of module is specified on the back of module as follows. DMC20434 Etching or Printing 9.Applying Precautions Please contact us when questions and/or new problems not specified in this specifications arise. DMC20434 (AA) No.99-0259 □ □ Factory Number (Numeral) Factory Code (Alphabet) Production Week (1~ ...

Page 14

... Care should be taken not to touch connection areas to avoid burns. ② Protect CFL cables from rubbing against the unit and thus causing the wire jacket to become worn. ③The use of CFLs for extended periods of time at low temperatures will significantly shorten their service life. DMC20434 (AA) No.99-0259 OPTREX CORPORATION OPTREX Page 14/15 ...

Page 15

... Optrex will not be held responsible for any quality guarantee issue for defect products judged as Optrex-origin longer than 2 (two) years from Optrex production or 1(one) year from Optrex, Optrex America, Optrex Europe, Display LC delivery which ever comes later. DMC20434 (AA) No.99-0259 OPTREX CORPORATION OPTREX ...

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