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LJ64HM01
EL Display Module
(Model Number: LJ64HM01)
Specifications
Spec No.: LA-09B02A
Dated: Mar. 28. 2002
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NOTICE
This publication is the proprietary of SHARP and is copyrighted, with all rights reserved. Under the
copyright laws, no part of this publication may be reproduced or transmitted in any form or by any
means, electronic or mechanical for any purpose, in whole or in part, without the express written
permission of SHARP. Express written permission is also required before any use of this publication
may be made by a third party.
The application circuit examples in this publication are provided to explain the representative
applications of SHARP's devices and are not intended to guarantee any circuit design or permit any
industrial property right or other rights to be executed. SHARP takes no responsibility for any
problems related to any industrial property right or a third party resulting from the use of SHARP's
devices, except for those resulting directly from device manufacturing processes.
In the absence of confirmation by device specification sheets, SHARP takes no responsibility for any
defects that occur in equipment using any of SHARP's devices, shown in catalogs, data books, etc.
Contact SHARP in order to obtain the latest device specification sheets before using any SHARP's
device.
SHARP reserves the right to make changes in the specifications, characteristics, data, materials,
structures and other contents described herein at any time without notice in order to improve design or
reliability. Contact SHARP in order to obtain the latest specification sheets before using any SHARP's
device. Manufacturing locations are also subject to change without notice.
Observe the following points when using any device in this publication. SHARP takes no responsibility
for damage caused by improper use of the devices.
The devices in this publication are designed for use in general electronic equipment designs, such as:
Automotive auxiliary information display
Automotive audio visual equipment
The appropriate design measures should be taken to ensure reliability and safety when SHARP's
devices are used for equipment such as:
Transportation control and safety equipment(i.e., aircraft, trains, automobiles, etc.)
Traffic signals Gas leakage sensor breakers
Alarm equipment Various safety devices etc.
SHARP's devices shall not be used for equipment that requires extremely high level of reliability, such
as:
Military and space applications Nuclear power control equipment
Medical equipment for life support
Contact a SHARP representative, in advance, when intending to use SHARP's devices for any "specific"
applications other than those recommended by SHARP.
Contact and consult with a SHARP representative if there are any questions about the contents of this
publication.
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MODEL No. PAGE
LJ64HM01 1
1. Application
This data sheet is to introduce the specification of EL display module, LJ64HM01.
2. Overview
The Sharp EL display module consists of a thin film EL panel, high voltage ICs for panel
driving and a display control circuit. By supplying nine input signals of CMOS level and two
DC power supplies of +5 V and +12 V arbitrary graphs and characters can be displayed.
Note) Circuit scheme of the signal input block is shown at Page 15.
3. Mechanical Specifications
Parameter Specification Unit
Width Height Depth
Outline dimensions 400 107 20 (Note 1) mm
Number of matrix electrodes 640 128
Active area 358.3 71.6 mm
Dot pitch 0.56 0.56 mm
Dot pitch ratio 1 1
Dot size 0.415 0.415 mm
Mass 740 1 g
Note 1) Details of outline dimensions are shown at Page 12.
4. Absolute Maximum Ratings
4-1 Electrical absolute maximum ratings
(Ta=25 )
Parameter Symbol Rating Unit
Interface signal (Logic "H") V V + 0.3 V
Interface signal (Logic "L") V 0.3 V
Supply voltage (Logic) V + 7 V
Supply voltage (Panel drive) V + 14 V
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MODEL No. PAGE
LJ64HM01 2
4-2 Environmental conditions
Tstg Topr
Parameter Min. Max. Min. Max. Remark
Ambient temperature 40 +85 20 +65 Note 1)
Humidity Note 2) Note 2) No condensation
Vibration Note 3) No operating
Shock Note 4) No operating
Note 1) Survival 25 +85 (for 10 minutes)
No permanent damage will occur.
Note 2) Ta 40 95 RH Max
Ta 40 Absolute humidity shall be less than Ta 40 / 95 RH.
Note 3) Frequency 10 55 Hz
Sweep time ; 120 min each axis
Peak-to-peak amplitude :
10 55 Hz ; Vibration width : 1.5 mm
Interval ; 10 55 10 Hz
(1 min)
Comply with the mentioned condition in Page 12.
Note 4) Acceleration ; 491 m/s2
Pulse width ; 11 ms
3 times for each direction of X/ Y/ Z.
5. Electrical Characteristics
(Ta= 25 )
Rating
Parameter Symbol Min. Typ. Max. Unit
Supply voltage (Logic) V + 4.75 + 5.0 + 5.25 V
Supply current (Logic,V =+5 V) I 30 300 mA
Supply voltage (Panel drive) V + 11.4 +12.0 +12.6 V
Supply current (Panel drive,V =+12 V) I ( 1) 1800 mA
Total power (V =+5 V, V =+12 V) P 14 W
( 1) 10 mA in condition with no signals nor V supplying.
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MODEL No. PAGE
LJ64HM01 3
6. Optical Characteristics
(Ta= 25 , V = 5.0V, V = 12.0V)
Parameter Symbol Condition Min. Typ. Max. Unit Remark
Areal luminance 143 220
L All dots lit cd/m2
at 240Hz (260) (400)
Areal luminance 113 165 Note 1)
L All dots lit cd/m2
at 180Hz (205) (300)
All dots 1.9 Note 4)
OFF luminance L cd/m2 2
turned off (3.4)
Luminance
L All dots lit 35
distribution
Fill factor 0.55 Note 2)
Shadowing fixed
L 2 Note 3)
characteristics pattern
Viewing angle 160
This value is the point luminance.
Note 1) Average luminance measured in circular windows (R1 R8) shown in Fig.1
(Circular window diameter: 13 mm)
W
W/2
10 12.5 12.5 10
H= 71.6 : Height of active area
10
W = 358.3 : Width of active area
R1 R2 R3 R4
Unit : mm
H
R5 R6 R7 R8 Tolerance : 10
10
Fig.1
The following formula defines the luminance distribution:
LMIN
LDIS = 1 -