AND481GST AND DISPLAYS, AND481GST Datasheet - Page 2

• Manufacturer Part Number: AND481GST
• Description: Displays
• Manufacturer: AND DISPLAYS

Specifications of AND481GST

• Peak Reflow Compatible (260 C): Yes
• Leaded Process Compatible: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

7/20/07
Connector Pin Assignment
Block Diagram
Dimensional Outline
No.
Pin
10
12
13
14
11
1
2
3
4
5
6
7
8
9
Signal
R/W
DB0
DB1
DB2
DB3
DB4
DB5
DB6
DB7
V
V
RS
V
E
DD
SS
O
Tel: [phone] • Fax: [phone] • [e-mail] • www.ANDdisplays.com
DB7-DB0
R/W
V
V
RS
5V
0V
Contrast Adj.
Register Select
Read/Write
Enable Signal
Data Bit 0
Data Bit 1
Data Bit 2
Data Bit 3
Data Bit 4
Data Bit 5
Data Bit 6
Data Bit 7
V
DD
E
SS
O
Purdy Electronics Corporation • 720 Palomar Avenue • Sunnyvale, CA 94085
Function
LCD
CONTROLLER
LSI
HD4478OU
or
Equivalent
CONTROL SIGNAL 4
COM 16
Power Supply
The LCD panel is driven by the voltage V
an adjustable V
compensation.
Temperature Variations
Power Supply Block Diagram
SEG 40
Temperature
Intelligent Character Display
+25°C
+50°C
0°C
O
LCD SEGMENT DRIVER X 1
for contrast control and temperature
AND481GST/GST-LED
LCD PANEL
SEG 40
DD
–V
V
DD
5.00
4.75
4.50
O
–V
, so you need
O
2