Description:
TST421GGU-01C is a transmissive type color active matrix liquid crystal display which uses amorphous thin film transistor as switching devices. this product composedof a TFT LCD panel, a driver IC, a FPC, and a LED-backlight unit. The active display area is 105.84(H) 105.84(V) and the native resolution is 720*720. feathers of this product are listed in the following table
Drawing:

Specification
|
General Specification |
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Part No. |
TST421GGU-01C |
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|
Display Size(Diagonal) |
4.21 inch |
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|
LCD type |
TFT,Transflective,Normally white |
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Resolution |
720 x (RGB) × 720 |
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|
View Direction |
ALL o’clock |
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Module Outline |
132.5(H) x132.5(V) x9.3(D) |
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Active Area |
105.84(H) 105.84(V) |
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|
Viewing Area |
ALL o’clock |
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|
Backlight |
LED |
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Driver IC |
ST1727 |
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|
Interface |
RGB |
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|
Weight(g) |
TBD |
|
|
Power Consumption(w) |
Panel |
TBD(Typ.) |
|
B/L system |
TBD(Typ.) |
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Operating Temperature |
-20~70 |
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Pins Description |
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Pin No. |
Symbol |
Description |
|
1 |
NC |
No Connection |
|
2 |
VDD |
Power supply for analog systemLeft / right selection Up/down selection Gate ON Voltage |
|
3 |
VDD |
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|
4 |
GND |
System ground. |
|
5 |
/RESX |
This signal will reset the device and must be applied to properly initialize the chip. Signal is active low |
|
6 |
SDA |
Serial Data input signal. |
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7 |
NC |
No Connection |
|
8 |
SCL |
Serial data clock signal. |
|
9 |
CSX |
Chip select input pin (“Low” enable). |
|
10 |
DCLK |
Pixel clock signal |
|
11 |
DE |
Data enable signal. |
|
12 |
VSYNC |
Vertical sync. |
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13 |
HSYNC |
Horizontal sync. |
|
14 |
GND |
Ground |
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15 |
DB1 |
RGB data bus. |
|
16 |
DB2 |
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|
17 |
DB3 |
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|
18 |
DB4 |
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|
19 |
DB5 |
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|
20 |
DB6 |
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21 |
DB7 |
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|
22 |
GND |
Ground |
|
23 |
DB8 |
RGB data bus. |
|
24 |
DB9 |
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25 |
DB10 |
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26 |
DB11 |
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27 |
DB12 |
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28 |
DB13 |
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29 |
DB14 |
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30 |
DB15 |
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31 |
R4 |
Red data |
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32 |
R3 |
Red data |
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33 |
R2 |
Red data |
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34 |
R1 |
Red data |
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35 |
R0 |
Red data |
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36 |
GND |
Ground |
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37 |
DB16 |
RGB data bus |
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38 |
DB17 |
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|
39 |
DB18 |
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|
40 |
DB19 |
|
|
41 |
DB20 |
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|
42 |
DB21 |
RGB data bus. |
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43 |
DB22 |
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|
44 |
DB23 |
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|
45 |
GND |
Ground |
|
46 |
LEDA |
Power Supply for LED+ |
|
47 |
LEDA |
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48 |
LEDK |
Power Supply for LED- |
|
49 |
LEDK |
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Applications:
1. Office Electronic Equipment: money counting machine, office phone set, copying mechine.
2. Household Appliances: refrigerator, air conditioner, induction cooker, microwave ovens.
3. Instruments: clinical thermometer, wire tester, digital watches, electronic weight scale.
4. Medical Devices: sphygmomanometer, ECG machine
5. Sports Equipment: Running machine.
6. Industrial Control Equipment: remote control, punched-card machine.
7. Information Terminal Display: POS, PDA, Handheld devices.

Email : info@tslcd.com
Tel : +86-755-28225963












