3.9, 480x128 Top View Bar (RTP) TFT LCD Display - RFS390C-AIW-DNS
3.9, 480x128 Top View Bar (RTP) TFT LCD Display - RFS390C-AIW-DNS
  • General Specs
  • Interface Pin Function
  • Contour Drawing
  • Absolute Maximum Ratings
  • Electrical Characteristics
Item Dimension Unit
TFT Series Bar Type TFT LCD
Size (Diagonal) 3.9 inch
Dot Matrix / Resolution 480 × 128 × RGB (TFT) dots
Module Dimension 105.5(W) × 37.0(H) × 4.58(D) mm
Active Area 95.04 × 25.34 mm
Dot / Pixel Pitch 0.066(W) × 0.198(H) mm
LCD Type TFT, Normally White, Transmissive
View Direction 12 o’clock
Gray Scale Inversion Direction 6 o’clock
Aspect Ratio Bar Type
Backlight Type LED, Normally White
Control Board No
TFT Driver IC HX8278-A or equivalent
Interface RGB-24BIT
Touch Panel Resistive Touch Screen, RTP
Surface Anti-Glare
Brightness 350 cd/㎡
Mounting Hole No
Operating Temperature -20~+70 °C
Storage Temperature -30~+80 °C

LCM PIN Definition

No. Symbol Description
1 VLED- Backlight LED Cathode
2 VLED+ Backlight LED Anode.
3 GND System Ground
4 VCC Power supply for logic operation
5~12 R0~R7 Data bus
13~20 G0~G7 Data bus
21~28 B0~B7 Data bus
29 GND System Ground
30 DCLK Pixel clock signal
31 DISP Display on/off control
32 HSYNC Horizontal Sync signal
33 VSYNC Vrtical Sync signal
34 NC No connection (Option DE)
35 NC No connection
36 GND System Ground
37 XL Left electrode
38 YU Top electrode
39 XR Right electrode
40 YD Bottom electrode

3.9, 480x128 Top View Bar (RTP) TFT LCD Display - RFS390C-AIW-DNS - Raystar

Item Symbol Min Typ Max Unit
Operating Temperature TOP -20 +70
Storage Temperature TST -30 +80

Operating conditions

Item Symbol Condition Min Typ Max Unit
Supply Voltage For LCM VCC 3.0 3.3 3.6 V
Supply Current For LCM ICC 15 25 mA
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