- 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 |
| 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 |
