Datasheet

深圳市太和唐健科技有限公司
深圳市宝安龙华镇东环一路中泰电子科技园一栋三楼
TEL：[phone] 29437362 FAX：[phone]
Page 4 of 15
1.4 DC Electrical Characteristics
VDD = 3.3V ± 0.2V, GND = 0V, Ta = 25°C
Item
Symbol
Condition
Min.
Typ.
Max.
Unit
Logic Supply Voltage
VDD
-
3.0
5.0
5.5
V
Input High Voltage
V
IH
-
0.8VDD
-
VDD
V
Input Low Voltage
V
IL
-
GND
-
0.3VDD
V
Output High Voltage
V
OH
-
0.7VDD
-
VDD
V
Output Low Voltage
V
OL
-
GND
-
0.2VDD
V
1.5 Backlight Characteristics
LCD Module without LED Backlight
Electrical / Optical Characteristics
Ta =25℃
Item
Symbol
Conditions
Min.
Typ.
Max.
Unit
Forward Voltage
Vf
If=20mA
3.1
3.2
3.3
V
Reverse Current
Ir
If=5v
--
uA
Average Brightness
IV
If=20mA
cd/m
2
Wavelength
(Without LCD)
λd
If=20mA
--
--
--
nm
Luminous Intensity
(without LCD)
Lv Sub
If=20mA
cd/m
2
Uniformity
Δ%
IVMin / IVMax *100%
--
-
-
%
Color
Yellow-Green