DMC-20481NY-LY-ABE Optrex America Inc, DMC-20481NY-LY-ABE Datasheet - Page 8

• Manufacturer Part Number: DMC-20481NY-LY-ABE
• Description: LCD SUPERTWIST 20X4/ LED BACKLT
• Manufacturer: Optrex America Inc
• Series: DMC-20481r

Specifications of DMC-20481NY-LY-ABE

• Display Type: STN - Super-Twisted Nematic
• Display Mode: Transmissive
• Number Of Digits/alpha: 80
• Outline L X W X H: 98.50mm x 61.00mm x 15.60mm
• Viewing Area: 76.00mm L x 25.20mm W
• Backlight: LED - Yellow
• 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
• Interface: Parallel
• Operating Temperature: 0°C ~ 50°C
• Lead Free Status / Rohs Status: No
• Other names: 73-1094; DMC-20481NY-LY; OP420NY

CN1
DMC20481NY-LY-ABE (AZ) No.99-0209
No.
4.I/O Terminal
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4.1.Pin Assignment
4.2.Example of Power Supply
LED : CATHODE
LED : ANODE
It is recommended to apply a potentiometer for the contrast adjust due to the tolerance
of the driving voltage and its temperature dependence.
Symbol
DB0
DB1
DB2
DB3
DB4
DB5
DB6
DB7
R/W
V
V
V
RS
E
DD
EE
SS
Level
H / L
H / L
H / L
H / L
H / L
H / L
H / L
H / L
H / L
H / L
H / L
MODULE
－
－
－
－
－
VR=10～20KΩ
Power Supply (0V, GND)
Power Supply for Logic
Power Supply for LCD Drive
Register Select Signal
Read/Write Select Signal H : Read L : Write
Enable Signal (No pull-up Resister)
Data Bus Line / Non-connection at 4-bit operation
Data Bus Line / Non-connection at 4-bit operation
Data Bus Line / Non-connection at 4-bit operation
Data Bus Line / Non-connection at 4-bit operation
Data Bus Line
Data Bus Line
Data Bus Line
Data Bus Line
LED Anode Terminal
LED Cathode Terminal
VDD
VSS
VEE
VR
OPTREX
OPTREX CORPORATION
VDD (+Voltage)
VSS (0V)
Function
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