ACM2002E SERIES CHARACTER MODULE VER1.1

4

3.0 ELECTRICAL CHARACTERISTICS

Item

Symbol

Condition

Min

Typ

Max

Unit

Input voltage (high)

Vih

H level

2.2

-

Vdd

V

Input voltage (low)

Vil

L level

0

-

0.6

V

0ºC

-

4.8

5.4

25ºC

4.2

4.6

-

Recommended LCD Driving Voltage

(Standard Temp)

Vdd - Vo

50ºC

3.9

4.3

-

V

-20ºC

-

6.4

7.2

0ºC

-

4.8

-

50ºC

-

4.3

-

Recommended LCD Driving Voltage

(Wide Temp)

Vdd -Vo

70ºC

3.6

4.1

-

V

Power Supply Current

Idd

Vdd=5.0V,

fosc=270kHz

-

1.0

1.8

mA

VA-VK

VF

If=140mA

4.0-

4.2

4.4-

V

LED

YELLLOW

-GREEN

Luminous Intensity

Iv

If=140mA

200

Cd/㎡

VA-VK

VF

If=20mA

2.8

3.1

3.4

V

LED

WHITE

Luminous Intensity

Iv

If=20mA

30

Cd/m

2

4.0 OPTICAL CHARACTERISTICS (Ta=25ºC, Vdd= 5.0V±0.25V, TN LC fluid)

Item

Symbol

Condition

Min

Typ

Max

Unit

Viewing angle (horizontal)

θ

Cr

≥ 4.0

-25

-

-

deg

Viewing angle (vertical)

φ

Cr

≥ 4.0

-30

-

30

deg

Contrast Ratio

Cr

φ=0°, θ=0°

-

2

-

Response time (rise)

Tr

φ=0°, θ=0°

-

120

150

ms

Response time (fall)

Tf

φ=0°, θ=0°

-

120

150

ms

4.1 OPTICAL CHARACTERISTICS (Ta=25ºC, Vdd= 5.0V±0.25V, STN LC fluid)

Item

Symbol

Condition

Min

Typ

Max

Unit

Viewing angle (horizontal)

θ

Cr

≥ 2.0

-60

-

35

deg

Viewing angle (vertical)

φ

Cr

≥ 2.0

-40

-

40

deg

Contrast Ratio

Cr

φ=0°, θ=0°

-

6

-

Response time (rise)

Tr

φ=0°, θ=0°

-

150

250

ms

Response time (fall)

Tf

φ=0°, θ=0°

-

150

250

ms