VL-FS-MDLS16163-04 REV. B
(MDLS16163-LED01)
FEB/2004
PAGE 8 OF 12
5.
5.1
Electrical Specifications
Typical Electrical Characteristics
At Ta = 25
°C,
VDD = 5V±5%, VSS=0V.
Table 5
Parameter
Supply voltage (Logic)
Supply voltage (LCD)
Input signal voltage
for E,DB0-DB7,R/W,RS.
Input signal voltage 2
for OSC1
Supply Current
(Logic & LCD)
Supply Current (LCD)
Symbol
VDD-VSS
VLCD
=VDD-V0
V
IH
V
IL
V
IH2
V
IL2
IDD
Conditions
VDD =5.0V,
Note1.
“H” level
“L” level
“H” level
“L” level
Character mode,
Note 1
Checker board
mode, Note 1
Character mode,
Note 1
Checker board
mode, Note 1
Forward current
=2x10=20mA
Number of LED
chips=2 X 2 = 4.
Note 1:
There is tolerance in optimum LCD driving voltage during production and it will be within
the specified range.
Min.
4.75
4.75
2.2
-0.3
VDD-
1.0
VSS
-
-
-
-
3.8
Typ.
5.00
5.00
-
-
-
-
1.41
1.61
0.57
0.57
4.1
Max.
5.25
5.25
VDD
0.8
VDD
1.0
2.11
2.41
0.86
0.86
4.5
Unit
V
V
V
V
V
V
mA
mA
mA
mA
V
I0
Supply voltage of
yellow-green LED01
backlight
VLED01
VARITRONIX [ VARITRONIX INTERNATIONAL LIMITED ]
