7 inch O Film TFT LCD
Model No. WF70GTZAGDNN0
►Size : 7 inch
►Resolution : 800 x 480 dots
►View Direction : 12H
►Interface : RGB
►Built-in Controller : --
►Control-Board : No
►Brightness (cd/m²): 360
►Frame Through Hole : No
►Touch Screen : No
►O-Film : Yes
DESCRIPTION
If your applications require a wider viewing angle, Winstar O Film TFT technology will be what you need. There are many wider view angle technology for TFT displays in the market such as MVA (Multi-domain Vertical Alignment) and IPS (In-Plane Switching). Comparing to the MVA or IPS technology, O Film TFT has the advantage of pricing. More importantly, the specifications and dimensions of MVA and IPS TFT in the market now are more suitable for consumer products (like tablets and smartphones) not for industrial products.
Most industrial application of TFT-LCD glasses that are available in the market are TN-LCD type. However, TN technology suffers from phenomenon called gray scale inversion. This means the display have one viewing side in which color of the image change suddenly after exceeding specified view angle. Therefore, the normal TFT models we offer which the viewing angle are limited. Currently, we offer a solution to enhance TN glass viewing angle and can overcome gray scale inversion. This is our TFT O-Film solution.
The item no. WF70GTZAGDNN0 is a O-Film TFT-LCD display is with the module dimension of 165.0 x 100 mm and VA size of 154.08x 85.92 mm. This TFT module can be operating at temperatures from -20℃ to +70℃; its storage temperatures range from -30℃ to +80℃.
DRAWING

SPECIFICATIONS
Interface
LCM PIN Definition
| Pin | Symbol | Function |
|---|---|---|
| 1 | A | Power supply for backlight |
| 2 | A | Power supply for backlight |
| 3 | K | Backlight ground |
| 4 | K | Backlight ground |
| 5 | GND | Power ground |
| 6 | VCOM | Common voltage |
| 7 | VCC | Power for Digital Circuit |
| 8 | MODE | DE/SYNC mode select |
| 9 | DE | Data Input Enable |
| 10 | VS | Vertical Sync Input |
| 11 | HS | Horizontal Sync Input |
| 12 | B7 | Blue data(MSB) |
| 13 | B6 | Blue data |
| 14 | B5 | Blue data |
| 15 | B4 | Blue data |
| 16 | B3 | Blue data |
| 17 | B2 | Blue data |
| 18 | B1 | Blue data |
| 19 | B0 | Blue data(LSB) |
| 20 | G7 | Green data(MSB) |
| 21 | G6 | Green data |
| 22 | G5 | Green data |
| 23 | G4 | Green data |
| 24 | G3 | Green data |
| 25 | G2 | Green data |
| 26 | G1 | Green data |
| 27 | G0 | Green data(LSB) |
| 28 | R7 | Red data(MSB) |
| 29 | R6 | Red data |
| 30 | R5 | Red data |
| 31 | R4 | Red data |
| 32 | R3 | Red data |
| 33 | R2 | Red data |
| 34 | R1 | Red data |
| 35 | R0 | Red data(LSB) |
| 36 | GND | Power Ground |
| 37 | DCLK | Sample clock |
| 38 | GND | Power Ground |
| 39 | L/R | Left / right selection |
| 40 | U/D | Up/down selection |
| 41 | VGH | Gate ON Voltage |
| 42 | VGL | Gate OFF Voltage |
| 43 | AVDD | Power for Analog Circuit |
| 44 | RESET | Global reset pin. |
| 45 | NC | No connection |
| 46 | VCOM | Common Voltage |
| 47 | DITHB | Dithering function |
| 48 | GND | Power Ground |
| 49 | NC | No connection |
| 50 | NC | No connection |
General Specifications
| Item | Dimension | Unit |
|---|---|---|
| Size | 7.0 | inch |
| Dot Matrix | 800 × RGB × 480 (TFT) | dots |
| Module dimension | 165.0(W) × 100(H) × 5.7(D) | mm |
| Active area | 154.08 × 85.92 | mm |
| Dot pitch | 0.0642 × 0.179 | mm |
| LCD type | TFT, Normally White, Transmissive | |
| View Direction | 12 o'clock | |
| Gray Scale Inversion Direction | 6 o'clock | |
| Aspect Ratio | 16:9 | |
| Backlight Type | LED, Normally White | |
| Touch Panel | Without touch panel | |
| Surface | Anti-Glare | |
Absolute Maximum Ratings
| Item | Symbol | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Operating Temperature | TOP | -20 | - | +70 | ℃ |
| Storage Temperature | TST | -30 | - | +80 | ℃ |
Electrical Characteristics
| Item | Symbol | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Supply Voltage For Logic | VCC | 3.0 | 3.3 | 3.6 | V |
| Power Supply For Current | VCC =3.3V | 4 | 10 | mA | |
| Power Consumption | VCC =3.3V | 13.2 | 36 | mW | |
| Power voltage | AVDD | 10.2 | 10.4 | 10.6 | V |
| Power voltage | VGH | 15.3 | 16.0 | 16.7 | V |
| Power voltage | VGL | -7.7 | -7.0 | -6.3 | V |
| Input signal voltage | VCOM | 2.6 | (3.6) | 4.6 | V |
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