Product Structure
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LCD PIN Function (SPI 40PIN)
|
Pin No. |
Symbol |
Description |
|
1 |
GND |
Power ground |
|
2 |
VCI |
Supply voltage for analog |
|
3 |
RESET |
Reset pin |
|
4 |
CS |
Chip selection pin |
|
5 |
SPI-SCL |
Serial interface clock |
|
6 |
SDA |
SPI interface input/output pin |
|
7 |
GND |
Power ground |
|
8 |
VSYNC |
Vertical (Frame) synchronizing input signal for RGB interface operation. |
|
9 |
HSYNC |
Horizontal (Line) synchronizing input signal for RGB interface operation. |
|
10 |
ENABLI |
Data enable signal for RGB interface operation. |
|
11 |
DOTCLK |
Dot clock signal for RGB interface operation. |
|
12 |
GND |
Power ground |
|
13~32 |
DB0~DB17 |
Data bus |
|
33 |
GND |
Power ground |
|
34 |
LEDA |
Anode of LED backlight |
|
35 |
LEDK1 |
Cathode of LED backlight |
|
36 |
LEDK2 |
Cathode of LED backlight |
|
37 |
LEDK3 |
Cathode of LED backlight |
|
38 |
LEDK4 |
Cathode of LED backlight |
|
39 |
LEDK5 |
Cathode of LED backlight |
|
40 |
LEDK6 |
Cathode of LED backlight |
Absolute Maximum Ratings
|
Parameter |
Symbol |
Min. |
Max. |
Unit |
|
Supply voltage for analog |
VCI |
-0.3 |
4.6 |
V |
|
Supply voltage for logic |
VCI |
-0.3 |
4.6 |
V |
|
Supply current (One LED) |
ILED |
- |
30 |
mA |
|
Operating temperature |
TOP |
-20 |
70 |
℃ |
|
Storage temperature |
TST |
-30 |
80 |
℃ |
Electrical Characteristics
|
Item |
Symbol |
Min. |
Typ. |
Max. |
Unit |
|
Supply Voltage for Analog |
VCI |
2.5 |
2.8 |
3.3 |
V |
|
Supply Voltage for Logic |
VCI |
2.5 |
2.8 |
3.3 |
V |
|
Input Voltage |
VIL |
GND |
- |
0.3VCI |
V |
|
VIH |
07VCI |
- |
VCI |
||
|
Input leakage Current |
ILKG |
-1 |
- |
1 |
μA |
Backlight Characteristic
|
Item |
Symbol |
Value |
Unit |
Remark |
||
|
Min. |
Typ. |
Max. |
||||
|
Voltage for LED Backlight |
VF |
2.8 |
3.2 |
3.4 |
V |
IL=120mA |
|
Current for LED Backlight |
IL |
- |
120 |
- |
mA |
|
|
Power Consumption |
P |
- |
0.384 |
- |
W |
|
|
LED Life Time |
- |
30,000 |
50,000 |
- |
Hr |
Note |
