AND771GST/GST-LED
2 Lines x 24 Characters
Intelligent Character Display
The AND771GST/GST-LED devices are compact, LCD
modules that have an on-board LCD controller and driver
circuit. These devices can display 160 characters (numerals,
letters, symbols and Kana letters), as well as eight custom
characters.
Features
•
•
•
•
•
•
•
AND771GST: Super Twist Technology
AND771GST-LED: STN with LED backlight
Low voltage, +5V single power supply
Controller on board (HD44780)
Direct interface to 4- or 8-bit CPU
11 commands for control
Wide temperature range option (WGST)
Absolute Maximum Ratings (Cont)
Item
LED Forward Current
LED Reverse Voltage
LED Power Dissipation
Operating Temperature
Storage Temperature
3.20
0.60
0.05
0.50
Symbol
I
F
V
R
P
D
T
op
T
stg
Rating
280
4
1150
0 to +50
–20 to +60
Unit
mA
V
mW
°C
°C
Dot Matrix Dimensions
Electrical Characteristics (TA = 25°C)
Item
Supply Voltage
High Level In Voltage
(V
DD
= 5.0V)
Low Level In Voltage
(I
OH
= 0.2 mA)
High Level Output Volt.
(–I
OH
= 0.2 mA)
Unit
mm
mm
mm
mm
mm
mm
Optical Characteristics (TA = 25˚C,
φ
= 0°,
θ
= 0°)
Item
Viewing Angle
Contrast
Rating
7.0
Unit
V
V
Turn On
Turn Off
Symbol
φ
K
T
on
T
off
Min.
–
–
–
–
Typ.
50
6.0
200
250
Max.
–
–
400
400
Unit
degree
–
ms
ms
Low Level Output Volt.
(I
OL
= 1.2 mA)
LED Forward Voltage
(I
F
= 160 mA)
LED Reverse Current
(V
R
= 4 V)
Symbol
V
DD
V
DD
-V
O
V
IH
V
IL
V
OH
V
OL
V
F
I
R
Min.
4.75
3.0
2.2
0
2.4
–
3.8
–
Typ.
5.0
–
–
–
–
–
4.1
–
Max.
5.25
6.3
–
0.6
–
0.4
4.4
100
V
V
V
µA
Unit
V
V
Mechanical Characteristics
Item
Outline
Dimensions
Character Size
Viewing Area
Bezel Opening
Dot Size
Dot Pitch
Specification
118 (W) x 36 (H) x 11 (D)
3.20 (W) x 5.55 (H)
93.5 (W) x 15.8 (H)
93.5 (W) x 15.8 (H)
0.60 (W) x 0.60 (H)
0.65 (W) x 0.65 (H)
Absolute Maximum Ratings
Item
Supply Voltage
Input Voltage
Symbol
V
DD
V
IN
0.40
5.55
0.65
0.05
0
≤
V
IN
≤
V
DD
Product specifications contained herein may be changed without prior notice.
It is therefore advisable to contact Purdy Electronics before proceeding with the design of equipment incorporating this product.
1
Purdy Electronics Corporation • 720 Palomar Avenue • Sunnyvale, CA 94085
Tel: 408.523.8200 • Fax: 408.733.1287 •
sales@purdyelectronics.com
• www.purdyelectronics.com
7/23/07
PURDY [ PURDY ELECTRONICS CORPORATION ]
