Purdy AND731GST/GST-LED - Manual

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
AND731GST/GST-LED
4 Lines x 16 Characters
Intelligent Character Display
The AND731GST/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
• AND731GST: Super Twist Technology
• AND731GST-LED: STN with LED backlight
• Low voltage, +5V single power supply
• Built-inController
• 5 x 7 Dots with cursor
• 1/16 Duty cycle
• 4.2V LED forward voltage
Mechanical Characteristics
Item Specification Unit
Outline
Dimensions
87 (W) x 60 (H) x 8.8 (D) (12.7 LED) mm
Character Size 2.95 (W) x 4.75 (H) mm
Viewing Area 62 (W) x 25.6 (H) mm
Character Pitch 3.55 (W) x 5.35 (H) mm
Dot Size 0.55 (W) x 0.55 (H) mm
Dot Pitch 0.60 (W) x 0.60 (H) mm
Absolute Maximum Ratings
Item Symbol Rating Unit
LED Forward Current I
F
400 mA
LED Reverse Voltage V
R
4 V
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°C
V
DD
-V
O
– 4.8 –
V
T = 25°C – 4.5 –
T = 50°C – 4.2 –
Supply Voltage V
DD
-V
SS
4.7 5 5.3 V
Supply Current I
DD
– 3.2 6 mA
Input Voltage
Hi Level V
IH
2.2 – – V
Low Level V
IL
0 – V
DD
V
Outpit Voltage
Hi Level V
OH
2.4 – 0.6 V
Low Level V
OL
– – 0.4 V
Optical Characteristics (TA = 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
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