Features
λ
λ
λ
λ
λ
λ
λ
Dot Matrix Dimensions
Mechanical Characteristics
Absolute Maximum Ratings
1
Outline
Dimensions
Character Size
Viewing Area
Dot Size
Dot Pitch
Supply Voltage
Input Voltage
LED Forward Current
AND721GST: Super Twist Technology
AND721GST-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)
Item
Item
Tel: 408.523.8200 • Fax: 408.733.1287 • email@purdyelectronics.com • www.purdyelectronics.com
98 (W) x 60 (H) x 12 (D)
Purdy Electronics Corporation • 720 Palomar Avenue • Sunnyvale, CA 94085
2.95 (W) x 4.75 (H)
76.0 (W) x 25.2 (H)
0.55 (W) x 0.55 (H)
0.60 (W) x 0.60 (H)
Symbol
Specification
V
V
2.95
I
DD
IN
F
0.60
0.55
0 ≤ V
Rating
0.60
480
7.0
IN
≤ V
DD
Unit
Unit
mm
mm
mm
mm
mm
mA
V
V
AND721GST/GST-LED
4 Lines x 20 Characters
Intelligent Character Display
The AND721GST/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.
Absolute Maximum Ratings (Continued)
Electrical Characteristics (TA = 25°C)
Optical Characteristics (TA 5 = 25˚C, φ = 0°, θ = 0°)
LED Reverse Voltage
LED Power Dissipation
Operating Tempera-
ture
Storage Temperature
Supply Voltage
High Level In Voltage
(V
Low Level In Voltage
(I
High Level Output Volt.
(–I
Low Level Output Volt.
(I
LED Forward Voltage
(I
LED Reverse Current
(V
Viewing Angle
Contrast
Turn On
Turn Off
OH
OL
F
Product specifications contained herein may be changed
DD
R
OH
without prior notice. It is therefore advisable to contact
Purdy Electronics before proceeding with the design of
= 230 mA)
= 8 V)
= 1.2 mA)
= 0.2 mA)
Item
= 5.0V)
= 0.2 mA)
Item
Item
equipment incorporating this product.
Intelligent Character Display
Symbol
T
T
K
f
on
off
Symbo
V
AND721GST/GST-LED
DD
V
V
V
V
V
V
I
DD
OH
Symbol
l
OL
R
IN
IH
-V
F
T
O
T
Min.
V
P
stg
op
–
–
–
–
R
D
Min.
4.75
3.0
2.4
3.8
–
0
–
–
-20 to +60
Typ.
200
250
0 to +50
6.0
50
Rating
Typ.
1900
5.0
4.1
–
–
–
–
–
–
8
Max.
400
400
–
–
Max.
5.25
V
6.3
0.6
0.4
4.4
2.4
–
DD
degree
7-27-99
Unit
mW
Unit
°C
°C
ms
ms
V
Unit
–
mA
V
V
V
V
V
V