LCD MODULES
LCC-20K4, LCD Character Module 20 x 4
FEATURES
5 x 7 DOTS WITH CURSOR
BUILT-IN CONTROLLER (KS0066 OR EQUIVALENT)
5 V POWER SUPPLY
1/16 DUTY CYCLE
4.2 V LED FORWARD VOLTAGE
Supply Voltage
Supply Current
Input
Voltage
"HIGH" Level
"LOW" Level
"HIGH" Level
"LOW" Level
V
DD
-V
SS
I
DD
V
IH
V
IL
V
OH
V
OL
ELECTRICAL CHARACTERISTICS
ITEM
LCD Operating
Voltage
V
DD
-V
O
SYMBOL CONDITION MIN. TYP. MAX. UNIT
o
T=0
C
o
T=25
C
o
T=50
C
-
-
-
4.7
-
2.2
0
2.4
-
4.8
4.5
4.2
5
3.2
-
-
-
-
-
-
-
5.3
6
V
DD
0.6
-
0.4
V
V
V
V
mA
V
V
V
V
-
-
-
-
-
-
MECHANICAL DATA
ITEM
Module Size (W x H x T)
Viewing Area ( W x H )
Character Size ( W x H )
Character Pitch (W x H)
Dot Size ( W x H )
Dot Pitch ( W x H )
Output
DIMENSIONS
118.0 x 43.0 x 8.8 ( 12.7 LED )
77.0 x 26.3
2.95 x 4.75
3.55 x 5.35
0.55 x 0.55
0.60 x 0.60
UNIT
mm
mm
mm
mm
mm
mm
Voltage
BLOCK DIAGRAM
INTERFACE PIN CONNECTIONS
NO.
1
2
3
4
5
6
7
8
SYMBOL
V
SS
V
DD
V
O
RS
R/W
E
DB0
DB1
FUNCTION
Supply Ground
Supply Voltage
Contrast Adj.
Register Select
Read/Write
Enable Signal
Data Bit 0
Data Bit 1
NO. SYMBOL
9
10
11
12
13
14
15
16
DB2
DB3
DB4
DB5
DB6
DB7
A
K
FUNCTION
Data Bit 2
Data Bit 3
Data Bit 4
Data Bit 5
Data Bit 6
Data Bit 7
LED Power
LED Power
EXTERNAL DIMENSIONS
DELTA COMPONENTS Auweg 27 D-79761 Waldshut-Tiengen Tel: +49/7751/8399-0 Fax: +49/7751/8399-99 Mail: info@delta-components.de www.delta-components.de
1
