VL-FS-MGLS128128-35C REV. A
(MGLS128128-HT-HV-G-LED04G-SCH)
DEC/2005
PAGE 8 OF 12
5. Electrical Specifications
5.1 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.
5.25
Unit
V
Supply voltage
(LCD)
VLCD
=VDD–V0
VDD = 5V,Note 1
18.0
18.5
19.0
V
Input signal voltage VIN
“H” level
“L” level
VDD -2.2
-
-
9.1
VDD
0.8
13.8
V
V
mA
0
-
Supply current
(Logic & LCD)
IDD
I0
Character mode,
VDD = 5V,Note 1
Checker board
mode,
VDD = 5V,Note 1
Character mode,
VDD = 5V,Note 1
Checker board
mode,
-
9.6
14.4
mA
Supply current
(LCD)
-
-
4.5
4.8
6.8
7.2
mA
mA
VDD = 5V,Note 1
Supply voltage of
yellow-green
LED04 backlight
Wavelength of
yellow-green
LED04 backlight
Backlight
VLED
3.9
-
4.1
568
190
4.3
V
Forward current
=500mA
λ
-
-
nm
Number of LED
chips
=2x50
139
cd/m2
=100dices
luminance (on the
backlight surface)
Note 1: There is tolerance in optimum LCD driving voltage during production and it will be
within the specified range.
VARITRONIX [ VARITRONIX INTERNATIONAL LIMITED ]
