LCD PIN Function (RGB 50 PIN)
|
Pin NO. |
Symbol |
Description |
|
1 |
V LEDA+ |
Power for LED backlight (Anode) |
|
2 |
V LEDA+ |
Power for LED backlight (Anode) |
|
3 |
V LED- |
Power for LED backlight (Cathode) |
|
4 |
V LED- |
Power for LED backlight (Cathode) |
|
5 |
GND |
Power ground |
|
6 |
VCOM |
Common Voltage |
|
7 |
DVDD |
Digital Power |
|
8 |
MODE |
DE/SYNC mode select Normally pull high. H: DE mode. L: HSD/VSD mode. |
|
9 |
DE |
Data Enable signal |
|
10 |
VSD |
Vertical sync input. Negative polarity. |
|
11 |
HSD |
Horizontal sync input. Negative polarity. |
|
12 |
B7 |
Blue Data lnput (MSB) |
|
13 |
B6 |
Blue Data lnput |
|
14 |
B5 |
Blue Data lnput |
|
15 |
B4 |
Blue Data lnput |
|
16 |
B3 |
Blue Data lnput |
|
17 |
B2 |
Blue Data lnput |
|
18 |
B1 |
Blue Data lnput |
|
19 |
B0 |
Blue Data lnput (LSB) |
|
20 |
G7 |
Green Data lnput (MSB) |
|
21 |
G6 |
Green Data lnput |
|
22 |
G5 |
Green Data lnput |
|
23 |
G4 |
Green Data lnput |
|
24 |
G3 |
Green Data lnput |
|
25 |
G2 |
Green Data lnput |
|
26 |
G1 |
Green Data lnput |
|
27 |
G0 |
Green Data lnput (LSB) |
|
28 |
R7 |
Red Data lnput (MSB) |
|
29 |
R6 |
Red Data lnput |
|
30 |
R5 |
Red Data lnput |
|
31 |
R4 |
Red Data lnput |
|
32 |
R3 |
Red Data lnput |
|
33 |
R2 |
Red Data lnput |
|
34 |
R1 |
Red Data lnput |
|
35 |
R0 |
Red Data lnput (LSB) |
|
36 |
GND |
Power ground |
|
37 |
DCLK |
Clock input |
|
38 |
GND |
Power ground |
|
39 |
SHLR |
Left or Right Display Control |
|
40 |
UPDN |
Up or Down Display Control |
|
41 |
VGH |
Positive Power for TFT |
|
42 |
VGL |
Negative Power for TFT |
|
43 |
AVDD |
Analog Power |
|
44 |
RSTB |
Global reset pin Active low to enter reset state. Suggest to connecting with an RC reset circuit for stability. Normally pull high. (R=10KΩ，C=1μF) |
|
45 |
NC |
Not connect |
|
46 |
VCOM |
Common Voltage |
|
47 |
DITH |
Dithering setting DITH=”H” 6 bit resolution (last 2 bit of input data truncated) DITH=”L” 8 bit resolution (default setting) |
|
48 |
GND |
Power ground |
|
49 |
NC |
Not connect |
|
50 |
NC |
Not connect |
Absolute Maximum Ratings (At 25±5℃)
|
ITEM |
Symbol |
Min. |
Typ. |
Max. |
Unit |
|
Power for Circuit Driving |
VDD |
-0.3 |
- |
3.3 |
V |
|
Power for Circuit Logic |
VCI |
-0.3 |
- |
5.0 |
V |
|
LCD Operating Voltage |
VOP |
|
3.3 |
|
V |
|
LED Forward Voltage |
Vf |
- |
9.0 |
- |
V |
|
LED Forward Current |
Ir |
- |
120 |
- |
mA |
|
LCD Face Luminance |
BP |
- |
280 |
- |
Cd/m2 |
|
Storage Humidity |
HST |
10 |
- |
90 |
%RH |
|
Storage Temperature |
TST |
-30 |
- |
80 |
℃ |
|
Operating Ambient Humidity |
HOP |
10 |
- |
90 |
%RH |
|
Operating Ambient temperature |
TOP |
-20 |
- |
70 |
℃ |
|
LED Life Time |
- |
30,000 |
50,000 |
- |
Hr |
Electrical Characteristics
|
Properties |
Sym. |
Min. |
Typ. |
Max. |
Unit |
|
|
Supply Voltage |
VDD |
3.2 |
3.3 |
3.4 |
V |
|
|
VGH |
15 |
16 |
17 |
V |
||
|
VGL |
-8 |
-7 |
-6 |
V |
||
|
AVDD |
9.5 |
10 |
10.5 |
V |
||
|
VCOM |
3.8 |
4.0 |
4.2 |
V |
||
|
Logic Output Voltage |
Low Voltage |
VOL |
0 |
- |
01VDD |
V |
|
High Voltage |
VOH |
0.9VDD |
- |
VDD |
V |
|
