Purdy AND491GST User Manual
And491gst, Features
Purdy Electronics Corporation • 720 Palomar Avenue • Sunnyvale, CA 94085
1
Tel: 408.523.8200 • Fax: 408.733.1287 • [email protected] • www.purdyelectronics.com
7/20/07
AND491GST
2 lines x 16 Characters
Intelligent Character Display
The AND491GST 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
• AND491GST: Super Twist Technologyt
• 5 x 7 Dots with cursor
• Built-in controller (KS0066 or equivalent)
• 5 V Power supply
• RoHS compliant
• 4.2V LED Forward voltage
Dot Matrix Dimensions
Mechanical Characteristics
Item
Specification
Unit
Outline
Dimensions
80 (W) x 36 (H) x 8.8(D) (12.7 LED)
mm
Character size
2.96 (W) x 5.56 (H)
mm
Viewing Area
65 (W) x 16(H)
mm
Character Pitch
3.55 (W) x 5.94(H)
mm
Dot Size
0.55 (W) x 0.66 (H)
mm
Dot Pitch
0.60 (W) x 0.70 (H)
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
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
LCD Operating Voltage
(T= 0 ºC)
V
DD
-V
O
–
4.8
–
V
LCD Operating Voltage
(T= 25 ºC)
–
4.5
–
LCD Operating Voltage
(T= 50 ºC)
–
4.2
–
Supply Voltage
V
DD
- V
SS
4.7
5
5.3
V
Supply Current
I
DD
–
2
4
mA
Input Voltage High Level
V
IH
2.2
–
V
DD
V
Input Voltage Low Level
V
IL
0
–
0.6
Output Voltage High Level
V
OH
2.4
–
–
V
Output Voltage Low Level
V
OL
–
–
0.4
Optical Characteristics (TA 5 = 25˚C,
φ
= 0°,
θ
= 0°)
Item
Symbol
Min.
Typ.
Max.
Unit
Viewing Angle
φ
–
50
–
degree
Contrast
K
–
6.0
–
–
Turn On
T
on
–
200
400
ms
Turn Off
T
off
–
250
400
ms
• RoHS Compliant