3.9 Bar Type IPS 480x128 TFT LCD Display - RFS390E-AWW-DNN
3.9 Bar Type IPS 480x128 TFT LCD Display - RFS390E-AWW-DNN

3.9" Bar Type IPS 480x128 Wide Temperature TFT LCD Display

Model No. RFS390E-AWW-DNN

RFS390E-AWW-DNN is a bar type, 3.9-inch, IPS TFT LCD module with transmissive mode. The module dimension is 105.5x37.0 mm; active area 95.04x25.34 mm. Its resolution is 480x128 pixels. The module features wide viewing angle thanks to the IPS panel which is one of the most popular techniques on the market now. This 3.9-inch bar type TFT LCD display module has built-in IC SC7283 supporting 24-bit RGB interface. The brightness is 500 cd/m2 with contrast ratio 800:1 and viewing angle 80/80/80/80. LCM voltage ranges from 3V-3.6V. The module works within wide temperature range from-30 to +85℃,Storage Temperature covers from-30 to +85℃.

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  • General Specs
  • Interface Pin Function
  • Contour Drawing
  • Absolute Maximum Ratings
  • Electrical Characteristics
Item Dimension Unit
TFT Series Bar Type TFT LCD, IPS TFT LCD, Wide Temperature TFT
Size (Diagonal) 3.9 inch
Dot Matrix / Resolution 480 × 128 × RGB (TFT) dots
Module Dimension 105.5(W) × 37.0(H) × 3.05(D) mm
Active Area 95.04 × 25.34 mm
Dot / Pixel Pitch 0.198 × 0.198 mm
LCD Type TFT, Normally Black, Transmissive
Viewing Angle 80/80/80/80 (IPS)
Aspect Ratio Bar Type
Backlight Type LED, Normally White
Control Board No
TFT Driver IC SC7283 or equivalent
Interface 24-bit RGB
Touch Panel Without Touch Panel
Surface Anti-Glare
Brightness 500 cd/㎡
Mounting Hole No
Operating Temperature -30~+85 °C
Storage Temperature -30~+85 °C

LCM PIN Definition

Pin Symbol Function
1 VLED- Power for LED backlight cathode
2 VLED+ Power for LED backlight anode
3 GND Power ground
4 VCC Power voltage
5 R0 Red data
6 R1 Red data
7 R2 Red data
8 R3 Red data
9 R4 Red data
10 R5 Red data
11 R6 Red data
12 R7 Red data
13 G0 Green data
14 G1 Green data
15 G2 Green data
16 G3 Green data
17 G4 Green data
18 G5 Green data
19 G6 Green data
20 G7 Green data
21 B0 Blue data
22 B1 Blue data
23 B2 Blue data
24 B3 Blue data
25 B4 Blue data
26 B5 Blue data
27 B6 Blue data
28 B7 Blue data
29 GND Power ground
30 DCLK Pixel clock input pin
31 DISP DISP sets the display mode.
DISP Function Description
L Standby mode
H Normal display mode
32 HSYNC Horizontal sync signal, default is negative polarity.
33 VSYNC Vertical sync signal, default is negative polarity.
34 NC No connection
35 NC No connection
36 GND Power ground
37 NC(XR) No connection
38 NC(YD) No connection
39 NC(XL) No connection
40 NC(YU) No connection

3.9 Bar Type IPS 480x128 TFT LCD Display - RFS390E-AWW-DNN

Item Symbol Min Typ Max Unit
Operating Temperature TOP -30 +85
Storage Temperature TST -30 +85
Item Symbol Condition Min Typ Max Unit
Supply Voltage For LCM VCC - 3.0 - 3.6 V
Supply Current For LCM ICC - - 20 30 mA
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