3.5" 廣溫TFT螢幕, 320x240 廣溫TFT顯示器, 觸控螢幕(選配)
Model No.VGG322441-A(WT)
► QVGA (320×240 pixels) resolution.
► Display in 16.7M colors.
► Digital 24 bit parallel RGB.
VGG322441-A是一款3.5" 廣溫TFT螢幕 ,其規格非常適合應用於廣溫環境下需要TFT LCD顯示的產品,在影像資料傳輸上支援TTL RGB介面。在產品操作使用上其工作溫度是-30~85℃,儲存溫度是-40~85℃。
目前市面上常見的TFT LCD模組產品對於寬溫的定義範圍為-20~70℃,而針對工控、車載、室外產品的應用,其這樣的溫度範圍往往並不能符合該類產品應用的需求。因應客戶的需求,億力光電推出一系列超廣溫 TFT 液晶模組顯示器,其模組操作溫度可到達超廣溫-30℃ 至 +80℃,部分型號高溫更可到達85℃。
Size (inch):
3.5
Resolution (dots):
320*240
Outline Dimensions (mm):
76.9*63.9*3.3
Technology:
IPS
I/F Mode:
TTL RGB
I/F Number:
54
Brightness Level:
500 ~ 799
Brightness (cd/m²,typ.):
570 / 50khrs min.
LED Driver:
NO
Touch Panel:
(Option)
Top (°C):
-30~85
Tst (°C):
-40~85
Absolute Maximum Ratings
Item |
Symbol |
Min. |
Max. |
Unit |
Storage Temperature |
TST |
-40 |
+85 |
°C |
Operating Ambient Temperature |
TOP |
-30 |
+85 |
°C |
Electrical Characteristics(Ta=25±2°C)
Item |
Symbol |
Min. |
Typ. |
Max. |
Unit |
Power Supply Voltage |
VCC |
2.5 |
3.3 |
3.6 |
V |
Power Supply Current |
IVCC |
- |
23 |
32.2 |
mA |
Backlight Unit (Ta=25±2°C)
Item |
Symbol |
Min. |
Typ. |
Max. |
Unit |
LED Voltage |
VL |
- |
(19.2) |
- |
V |
LED Current |
IL |
- |
20 |
- |
mA |
LED Life Time |
- |
50000 |
- |
- |
hr |
Pin No. |
Symbol |
Description |
1 |
LED_K |
LED_cathode |
2 |
LED_K |
LED_cathode |
3 |
LED_A |
LED_anode |
4 |
LED_A |
LED_anode |
5 |
NC |
No connection |
6 |
NC |
No connection |
7 |
NC |
No connection |
8 |
RESET |
Reset |
9 |
CSB |
Serial communication chip selection. CS is not used in I2C interface and should be connected to “H”. |
10 |
SCL |
Serial communication clock input. |
11 |
SDA |
Serial communication data input and output. |
12 |
B0 |
Blue data(LSB) |
13 |
B1 |
Blue data |
14 |
B2 |
Blue data |
15 |
B3 |
Blue data |
16 |
B4 |
Blue data |
17 |
B5 |
Blue data |
18 |
B6 |
Blue data |
19 |
B7 |
Blue data(MSB) |
20 |
G0 |
Green data(LSB) |
21 |
G1 |
Green data |
22 |
G2 |
Green data |
23 |
G3 |
Green data |
24 |
G4 |
Green data |
25 |
G5 |
Green data |
26 |
G6 |
Green data |
27 |
G7 |
Green data(MSB) |
28 |
R0 |
Red data(LSB) |
29 |
R1 |
Red data |
30 |
R2 |
Red data |
31 |
R3 |
Red data |
32 |
R4 |
Red data |
33 |
R5 |
Red data |
34 |
R6 |
Red data |
35 |
R7 |
Red data(MSB) |
36 |
HSYNC |
Horizontal sync signal, default is negative polarity. |
37 |
VSYNC |
Vertical sync signal, default is negative polarity. |
38 |
DOTCLK |
Pixel clock input pin. |
39 |
NC |
No connection |
40 |
NC |
No connection |
41 |
VCC |
For system power supply. |
42 |
VCC |
For system power supply. |
43 |
NC |
No connection |
44 |
NC |
No connection |
45 |
NC |
No connection |
46 |
NC |
No connection |
47 |
NC |
No connection |
48 |
NC |
No connection |
49 |
NC |
No connection |
50 |
NC |
No connection |
51 |
NC |
No connection |
52 |
DE |
Data input enable. Display access is enabled when DE is “H”. |
53 |
GND |
Ground |
54 |
GND |
Ground |