DMC-20171 Optrex America Inc, DMC-20171 Datasheet - Page 8

• 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

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
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