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Número de pieza
componentes Descripción
RCM2228R-A Ver la hoja de datos (PDF) - ROHM Semiconductor
Número de pieza
componentes Descripción
Fabricante
RCM2228R-A
16 characters × 2 lines COG module
ROHM Semiconductor
RCM2228R-A Datasheet PDF : 8 Pages
1
2
3
4
5
6
7
8
Liquid Crystal Displays
z
Block diagram
COM
9~16
V
R
RRE DD VVV
S/
W
B~B
47
S0D
S
D
SEG1~80
16character
×
2lines
RCM2228R-A / B
COM
1~8
z
Pin assignments
Pin No. Symbol
1
RS
2
R/W
3
E
4
DB4
5
DB5
Pin No.
6
7
8
9
10
Symbol
DB6
DB7
V
SS
V
DD
V
0
z
Power supply example
V
DD
LCD MODULE
V
DD
−
V
0
V
0
V
R
V
SS
Fig.1
z
Absolute maximum ratings
(Ta=25
°
C)
Parameter
Power voltage for logics
Power voltage for driving LCD
Input voltage
Operating temperature
Storage temperature
Symbol
V
DD
V
LCD
V
IN
Topr
Tstg
Min.
Max.
Unit
−
0.3
6.0
V
−
0.3
6.0
V
−
0.3
V
DD
+
0.3
V
0
50
°
C
−
20
70
°
C
V
DD
V
DD
−
V
0
: LCD drive voltage
2/7
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