VL-FS-MGLS128128-19C REV. A
(MGLS128128-HT-HV-LED04)
MAY/2002
PAGE 8 OF 10
4.2 Typical Electrical Characteristics
At Ta = 25 °C, VDD = 5V±5%,VSS = 0V.
Table 5
Parameter
Supply voltage
(Logic)
Symbol
VDD –VSS
Conditions
Min.
4.75
Typ.
5.00
Max. Unit
5.25
V
Supply voltage
(LCD)
VLCD
=VDD –V0
VDD = 5V,Note 1
19.7
20.5
21.3
V
Input signal voltage VIN
“H” level
“L” level
Character mode,
VDD = 5V,
Note 1
VDD -2.2
-
-
9.4
VDD
0.8
14.1
V
V
mA
0
-
Supply current
(Logic & LCD)
IDD
Checker board
mode,
-
9.8
14.7
mA
VDD = 5V,
Note 1
Supply current
(LCD)
I0
Character mode,
VDD = 5V,
Note 1
Checker board
mode,
-
-
5.0
5.3
7.5
8.0
mA
mA
VDD = 5V,
Note 1
Supply voltage of
LED04 backlight
VLED04
Forward current
=500mA.
3.9
4.1
4.3
V
Number of LED
chips=100.
Note 1: There is tolerance in optimum LCD driving voltage during production and it will be
within the specified range.
VARITRONIX [ VARITRONIX INTERNATIONAL LIMITED ]
