Purdy AND501GST/GST-LED User Manual
Displays, And501gst/gst-led, Features
Purdy Electronics Corporation • 720 Palomar Avenue • Sunnyvale, CA 94085
T l 408 23 8200
F
408 33 128
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Displays
AND501GST/GST-LED
20 Characters x 2 Lines
Intelligent Alphanumeric Displays
The AND501GST/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
• AND501GST: Super Twist Technology
• AND501GST-LED: STNwith LED backlight
• Low voltage, +5V single power supply
• Controller on board (HD44780)
• RoHS compliant
• 11 commands for control
Dot Matrix Dimensions
Mechanical Characteristics
Item
Specification
Unit
Outline
Dimensions
116 (H) x 37 (V) x 11 (D)
mm
Character Size
3.20 (H) x 5.55 (V)
mm
Viewing Area
83.0 (H) x 18.6 (V)
mm
Dot Size
0.60 (H) x 0.65 (V)
mm
Dot Pitch
0.65 (H) x 0.70 (V)
mm
Absolute Maximum Ratings
Item
Symbol
Rating
Unit
Supply Voltage
V
DD
7.0
V
Input Voltage
V
IN
0
≤
V
IN
≤
V
DD
V
LED Forward Current
I
F
275
mA
LED Reverse Voltage
V
R
8
V
LED Power Dissipation
P
D
1270
mW
0.05
0.60
0.50
3.20
0.05
0.65
0.40
5.55
Operating Temperature
T
op
0 to +50
°C
Storage Temperature
T
stg
–20 to +60
°C
Electrical Characteristics (TA = 25°C)
Item
Symbol
Min.
Typ.
Max.
Unit
Supply Voltage
V
DD
4.75
5.0
5.25
V
GND
–
0
–
LED Forward Voltage
(I
F
= 200 mA)
V
F
3.8
4.1
4.4
V
LED Reverse Current
(V
R
= 8 V)
I
R
–
–
2.2
mA
Input
Voltage
“High” Level
(V
DD
= 5.0 V)
V
IH
2.2
–
–
V
“Low” Level
(I
OH
= 0.2 mA)
V
IL
0
–
0.6
Output
Voltage
“High” Level
(-I
OH
= 0.2 mA)
V
OH
2.4
–
–
V
“Low” Level
(I
OL
= 1.2 mA)
V
OL
–
–
0.6
Optical Characteristics (TA = 25˚C,
φ
= 0°,
θ
= 0°
)
Item
Symbol
Min.
Typ.
Max.
Unit
Viewing Angle
φ
-10
25
40
degree
Contrast
K
–
3.0
–
–
Turn On
T
on
–
200
400
ms
Turn Off
T
off
–
250
400
ms
Absolute Maximum Ratings (Continued)
Item
Symbol
Rating
Unit
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.
• RoHS Compliant