VL-FS-MGLS128128-29C REV. B

(MGLS128128T-HT-F-LED WHITE)

MAY/2004

PAGE 8 OF 11

4.2

Typical Electrical Characteristics

At Ta = 25

°C, VDD = 5V±5%,VSS = 0V.

Table 5

Parameter

Symbol

Conditions

Min.

Typ.

Max.

Unit

Supply voltage

(Logic)

VDD –VSS

4.75

5.00

5.25

V

Supply voltage

(LCD)

VLCD

=VDD –V0

VDD = 5V,Note 1

19.8

20.3

20.8

V

“H” level

VDD -2.2

-

VDD

V

Input signal voltage

VIN

“L” level

0

-

0.8

V

Character mode,

VDD = 5V,Note 1

-

9.1

13.8

mA

Supply current

(Logic & LCD)

IDD

Checker board

mode,

VDD = 5V,Note 1

-

9.6

14.4

mA

Character mode,

VDD = 5V,Note 1

-

3.8

5.7

mA

Supply current

(LCD)

I0

Checker board

mode,

VDD = 5V,Note 1

-

4.1

6.1

mA

Supply voltage of

white LED05

backlight

VLED

Forward current

=100mA.

Number of LED

chips=1x5=5

3.1

3.3

3.5

V

Note 1:

There is tolerance in optimum LCD driving voltage during production and it will be

within the specified range.