P-tec Corp.
Tel:(800)688-0613
2405 Commerce Circle Tel:(719) 589 3122
Alamosa Co. 81101
Fax:(719) 589 3592
www.p-tec.net
sales@p-tec.net
PC4004B-O (40x4) Character LCD Display
Features
*40 Character, 4 Line
*View Angle 12H or 6H
*STN Gray, Yellow or Blue
*LED B/L available
*Extended Temperature available
*RoHS Compliant
Absolute Maximum Ratings at T
A
= 25°C
Item
Power Supply (Logic)
Power Supply (LCD)
Input Voltage
Operating Temperature (Standard)
Storage Temperature (Standard)
Extended Operating Temperature
Extended Storage Temperature
Symbol
Vdd
Vo
Vi
Topr
Tstg
Topr
Tstg
Min
-0.3
-13.5
- 0.3
0
- 20
- 20
- 30
Max
7.0
+0.3
Vdd +0.3
50
70
70
80
Unit
V
V
V
°C
°C
°C
°C
Electrical Characteristics at T
A
= 25°C, Vdd=5V+0.25V
Item
Power Supply (Logic)
Supply Current (Logic)
LCD Driving Voltage
LCD Supply Current
Symbol
Vdd
Idd
Vdd -Vo
llcd
Min
4.5
1.0
4.6
-
Typ
5.0
1.2
5.0
0.3
Max
5.5
3.0
5.5
0.6
Unit
V
mA
V
V
Interface Pin Connection
No
1
2
3
4
5
6
7
8
9
Symbol
DB7
DB6
DB5
DB4
DB3
DB2
DB1
DB0
E1
Function
Data Bus Line 7
Data Bus Line 6
Data Bus Line 5
Data Bus Line 4
Data Bus Line 3
Data Bus Line 2
Data Bus Line 1
Data Bus Line 0
Enable Signal for Chip (1)
No
10
11
12
13
14
15
16
17
18
Symbol
RS
R/W
Vo
Vss
Vdd
E2
NC
A
K
Function
Read/Write
Instruction/Register Select
Contrast Adjust
Power Supply (GND)
Power Supply (+5V)
Enable Signal for Chip (2)
NC
Power Supply for LED Backlight (+)
Power Supply for LED Backlight (-)
LED Backlight Specifications
Forward Voltage
4.1V (Typ)
Forward Current
500mA (Typ)
Power Dissipation
2050mW (Typ)
Peak Wavelength
570nm (Typ)
Mechanical Specifications
Item
Specifications
Overall Size
190.0W x 54.0H x 10.0/14.0T
Viewing Area
148.0W x 30.3H
Character Size
2.78W x 4.89H
Character Pitch
3.53W x 6.09H
Dot Size
0.5W x 0.55H
05.08.08 Rev 3
P-TEC [ P-tec Corporation ]
