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Shenzhen Tianxianwei Technology Co., Ltd.
2 Years
| Ask Lasest Price | |
| Brand Name : | TXWEI |
| Model Number : | TXW280074B0 |
| Certification : | CE ROHS FCC |
| Price : | negotiate |
| Delivery Time : | 16 |
| Payment Terms : | L/C TT D/P |
| Supply Ability : | 10000pcs |
2.8 Inch TFT LCD Screen 240*320 QVGA landscape type with RGB interface TFT Lcd Module
FAQ
1. How can i place an order?
Please provide the details of your requirements as clear as
possible. So we can send you the offer at the first time. Then you
can place us the order.
For designing or further discussion, it is better to contact us by
email / phone for more clear and accurate LCD solution proposal for
you. .
2. What kind of display we provide?
We have TFT color LCD display module, monochrome lcd module, OLED
lcd module, lcd module with digital frame, Android Tablet, etc. We
support both indoor and outdoor applications, industrial and
commercial applications.
We also support standard solutions and customized design solutions.
We have off-shelf and design-in products to provide customer with one-stop solutions.
3. How about the warranty ?
We have 1 year warranty. All the defects can be returned and
replaced.
4. What is your terms of delivery?
We accept FedEX, TNT, EMS, UPS etc. You can choose the one which is
the most convenient or cost effective for you.
| Product: | 2.8" Inch TFT LCD Screen | Touch Screen: | Resistive Touch Panel (optional) |
|---|---|---|---|
| Resolution: | 240*320 | Cover Glass Dimension: | Customizable |
| Viewing Direction: | 12:00 | Interface: | RGB (customizable) |
| Pin Number: | 40 Pins (customizable) | Connection: | Plugging (customizable) |
| Surface Luminance: | 400 Cd/m² (nits) (customizable) | LED Lifetime: | 30,000 Hours |
Why Choose us
1．We provide LCD Display custom solution
Does your product have special application requirements, electrical specifications, optical specifications, touch features, or mechanical dimensions that require customized displays? Tian Xianwei can meet your custom LCD requirements.
2．Total solutions for Touch screen and display
Are you worried about assembling the touch screen and display screen? Tian Xianwei can provide custom and standard touch screen including Resistive and Capacitive multi-touch solutions including air & optical bonding service as well.
3．Commitment to quality reliability
Tian Xianwei is Qualified by ISO9001:2015 and ISO14000, meeting the RoHS, CE,FCC and other environmental rules in global markets. We ensure quality through the manufacturing IQC,PQC and OQC management, reliability and aging testing.
4．Long-term supply
Under normal circumstances, the products we recommend can be supplied for more than 5 years. If there are special needs, we will make alternative plans in advance to ensure your long-term supply requirements.
2.8 inch TFT screen Drawing
LCM Pin Descriptions
| Pin No. | Symbol | Functional |
| 1~2 | LEDA | POWER SUPPLY+ FOR BACKLIGHT ANODE |
| 3~4 | LEDK | POWER SUPPLY- FOR BACKLIGHT CATHODE |
| 5 | GND | Power Ground |
| 6 | RESET | Reset signal input terminal. Active at ‘L’. |
| 7 | CS | A chip select signal |
| 8 | SCL | This pin is used to be serial interface clock |
| 9 | SDA | SPI interface input pin. |
| 10~25 | D0~D15 | RGB interface data bus. |
| 26~33 | NC | NC |
| 34 | HSYNC | Horizontal sync. Signal in RGB I/F. |
| 35 | VSYNC | Vertical sync. Signal in RGB I/F. |
| 36 | PCLK | Pixel clock signal in RGB I/F. |
| 37 | DEN | Data enable signal in RGB I/F. |
| 38 | VCI(2.8V) | Power supply 2.6V ~ 3.3V |
| 39 | IOVCC(1.8V) | I/O Voltage (VDDI to DGND): 1.65V ~ 3.3V |
| 40 | GND | Power Ground |
Back-Light Unit Characeristics
The back-light system is an edge-lighting type with 6 white LEDs. The characteristics of the back-light are shown in the following tables.
| Characteristics | Symbol | Min. | Type | Max. | Unit | Notes |
| Forward Voltage | VF | 2.8 | - | 3.2 | V | - |
| Forward current | IF | -- | 120 | - | mA | - |
| Luminance(With LCD) | Lv | 400 | -- | cd/m2 | - | |
| LED life time | N/A | ---- | 30,000 | -- | Hr | Note 1 |
Note:
The “LED life time” is defined as the module brightness decrease to 50% of original brightness at IL=20mA/LED. The LED life time could be decreased if operating IL is larger than 25mA/LED.
Reliability Test Item
| No. | Test Item | Test Condition | Notes |
| 1 | High Temp. Storage | +70°C / 96H | 1. Functional test isOK. Missing Segment,short, unclear segment non-display,display abnormally and liquid crystal leakare un-allowed. 2. No low temperature bubbles,end seal loose andfall, frame rainbow. |
| 2 | Low Temp. Storage | -30°C / 96H | |
| 3 | High Tempe. Operating | +60°C / 96H | |
| 4 | Low Tempe. Operating | -20°C / 96H | |
| 5 | High Temperature /Humidity storage | 50°C x 90%RH /96H | |
| 6 | Thermal and cold shock | Static state, -20℃(30min) ~60℃ (30min),50 cycles |
2.8 inch TFT screen Real Product Image
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