VL-FS-MDLS12433P-01 REV. A
(MDLS12433P-LV-S)
MAR/2004
PAGE 7 OF 10
4.
4.1
Electrical Specifications
Interface signals
Table 4
Symbol
GND
VCC
V0
SDA
SCL
Description
Ground (0V) and cathode of LED backlight.
Power supply for logic (+5V).
Control input for V
LCD.
I
2
C serial data input/output.
I
2
C serial clock input.
Pin No.
1
2
3
4
5
4.2
Typical Electrical Characteristics
Ta = 25
°C,VCC
= 5.0V
±5%,GND=0V.
Conditions: GND=0V, VCC=VCC
(
typ.), Tamb=+25°C, Vop=Vop(typ.),
Rosc=Rosc(typ.), unless otherwise stated.
Table 5
Parameter
Supply voltage (Logic)
Supply voltage (LCD)
Symbol
VCC-GND
VLCD
=VCC-V0
Input signal voltage low Vil
Input signal voltage
Vih
high
LCD operating current
ICC
Conditions
Note 1
Min.
4.75
3.0
GND
0.9 VCC
Typ.
5.00
3.3
-
-
0.4
0.5
Max.
5.25
3.6
0.1 VCC
VCC
0.6
0.8
Unit
V
V
V
V
mA
mA
Character mode,
Note 1
Checker board
mode, Note 1
-
-
Note 1:
There is tolerance in optimum LCD driving voltage during production and it will be within
the specified range.
VARITRONIX [ VARITRONIX INTERNATIONAL LIMITED ]
