DMC-20171 Optrex America Inc, DMC-20171 Datasheet - Page 8
![no-image](/images/no-image-200.jpg)
DMC-20171
Manufacturer Part Number
DMC-20171
Description
LCD MODULE 20X1 CHARACTER
Manufacturer
Optrex America Inc
Series
DMC-20171r
Specifications of DMC-20171
Display Type
TN - Twisted Nematic
Display Mode
Reflective
Number Of Digits/alpha
20
Outline L X W X H
*
Viewing Area
154.00mm L x 15.30mm W
Backlight
Without Backlight
Display Format
20 x 1
Character Size
11.50mm H x 6.70mm W
Character Format
5 x 7 CURS
Voltage - Supply
5.0V
Dot Size
1.30mm W x 1.30mm H
Interface
*
Operating Temperature
0°C ~ 50°C
Other names
73-1021
OP120
OP120
4.3.Block Diagram
DMC20171 (AA) No.2000-0077
VCC
R/W
VSS
VEE
DB7
DB0
RS
E
8
or equivalent
Control LSI
HD44780
Bias Circuit
SEG 40
COM 8
OPTREX
4
OPTREX CORPORATION
20 characters × 1 line
Column Driver
LC7930N ×2
or equivalent
L C D P
To LSI
SEG 60
Page 8/15