OPTREX DMC20481NY-LY-AGE Datasheet
LCD Module Specification
First Edition
Jul 13, 1999
Final Revision
*******
Approved by
Checked by
Checked by
Production Div.
Quality Assurance Div.
Design Engineering Div.
Type No.
ＤＭＣ２０４８１ＮＹ－ＬＹ－ＡＧＥ
ＤＭＣ２０４８１ＮＹ－ＬＹ－ＡＧＥ
ＤＭＣ２０４８１ＮＹ－ＬＹ－ＡＧＥＤＭＣ２０４８１ＮＹ－ＬＹ－ＡＧＥ
Table of Contents
Prepared by
1. General Specifications .............................................................................2
2. Electrical Specifications...........................................................................3
3. Optical Specifications..............................................................................6
4. I/O Terminal.............................................................................................8
5. Test..........................................................................................................10
6. Appearance Standards............................................................................11
7. Code System of Production Lot ..........................................................14
8. Type Number..........................................................................................14
9. Applying Precautions.............................................................................14
10. Precautions Relating Product Handling................................................15
11. Warranty..................................................................................................16
Revision History
Rev. Date Page Comment
Production Div.
DMC20481NY-LY-AGE (BA) No.99-0210 OPTREX CORPORATION Page 1/16
OPTREX
1. General Specifications
Operating Temp.
Storage Temp.
Display Format
Display Fonts
Viewing Area
Outline Dimensions
W eight
LCD Type
Viewing Angle
Backlight
Drawings
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) × 61.0 (H) × 15.6 max. (D) mm
：
70g max.
：
NTD-7141
：
( STN / Yellow-mode / Transmissive )
6:00
：
LED Backlight / Yellow-green
：
Dimensional Outline UE-301029
：
DMC20481NY-LY-AGE (BA) No.99-0210 OPTREX CORPORATION Page 2/16
OPTREX
2.Electrical Specifications
2.1.Absolute Maximum Ratings
Parameter Symbol Conditions Min. Max. Units
=0V
V
SS
Supply Voltage
(Logic)
Supply Voltage
(LCD Drive)
Input Voltage VI
2.2.DC Characteristics
Parameter Symbol Conditions Min. Typ. Max. Units
Supply Voltage
(Logic)
Supply Voltage
(LCD Drive)
High Level
Input Voltage
VDD-VSS
VDD-VEE
VDD-VSS
-0.3 7.0 V
－
0 13.0 V
－
-0.3 VDD+0.3 V
－
Ta=25℃, V
4.5 － 5.5 V
－
SS
=0V
VDD-VEE Shown in 3.1 V
VIH VDD=5.0V±10% 2.2 － V
V
DD
Low Level
VIL VDD=5.0V±10% -0.3 － 0.6 V
Input Voltage
High Level
VOH IOH=-0.205mA 2.4 －
Output Voltage
Low Level
VOL IOL=1.2mA
Output Voltage
Supply Current IDD VDD-VSS=5.0V
V
－
－
2.2 3.5 mA
－
0.4 V
－
DMC20481NY-LY-AGE (BA) No.99-0210 OPTREX CORPORATION Page 3/16
OPTREX
2.3.AC Characteristics
Parameter Symbol Conditions Min. Max. Units
=5.0V±10%
V
DD
Enable Cycle Time
t
Fig.1, 2 500
CYC
Enable Pulse Width PWEH Fig.1, 2 230
t
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
t
r,
f Fig.1, 2 － 20 ns
E
E
t
Fig.1, 2 40
AS
t
Fig.1, 2 10
AH
t
Fig.1 80 － ns
DSW
t
Fig.1 10
DHW
t
Fig.2 － 160 ns
DDR
t
Fig.2 5
DHR
RS
V
IH
V
IL
AS
t
V
IH
V
IL
AH
t
R/W
DB0～DB7
t
CYC
V
IL
f
E
t
V
IL
DHW
t
V
V
V
IL
PW
EH
r
E
t
V
E
V
IH
IL
V
V
IH
IL
DSW
t
V
IH
Valid Data
Fig.1 Write Operation Timing
RS
V
IH
V
IL
t
AS
V
IH
V
IL
t
AH
V
R/W
IH
V
IH
PW
r
E
E
t
V
V
IL
EH
f
E
t
IH
V
IH
V
IL
t
DB0～DB7
DDR
V
V
OH
OL
Valid Data
t
CYC
t
DHR
V
OH
V
OL
Fig.2 Read Operation Timing
ns
－
ns
－
ns
－
ns
－
ns
－
ns
－
V
IL
IH
IL
V
IL
DMC20481NY-LY-AGE (BA) No.99-0210 OPTREX CORPORATION Page 4/16
OPTREX
2.4.Lighting Specifications
(℃)
2.4.1.Absolute Maximum Ratings
Ta=25℃
Parameter Symbol Conditions Min. Typ. Max. Units
Foward Current IF Note 1 －
Reverse Voltage VR
LED Power Dissipation PD
－
－
－
－
480 mA
－
8 V
－
2.0 W
－
Note 1 : Refer to the foward current derating curve.
(mA)
I
F
480
280
50250
Ta
2.4.2.Operating Characteristics
Ta=25℃
Parameter Symbol Conditions Min. Typ. Max. Units
Foward Voltage VF I
Luminance of
L IF=240mA 60 －
=240mA 3.8 4.0 4.2 V
F
cd/㎡
－
Backlight Surface
DMC20481NY-LY-AGE (BA) No.99-0210 OPTREX CORPORATION Page 5/16
OPTREX
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