2.8-inch TFT LCD screen.pdf
About this item SFTO280PY-7200ACT 2.8 inch capacitive touchscreen TFT module
The optical bonded capacitive touch 2.8-inch IPS TFT display is a device that integrates advanced display and touch technologies. The following is a detailed introduction of the product SFTO280PY-7200ACT:
Product Information
-Display size: 2.8 inches
-Resolution: 240x320 pixels
-Display Technology: IPS (In Plane Switching) technology, providing a wide viewing angle and color accuracy
-Brightness: 400nits, suitable for viewing under various lighting conditions
-Touch screen technology: capacitive, providing high sensitivity and precise touch control
-Interface: TFT display Supporting SPI (Serial Peripheral Interface) and Touchscreen supporting I2C (Inter Integrated Circuit) interfaces for easy connection with microcontrollers or other processors
-Optical bonding: using optical adhesive to bond the touch screen and display screen, improving touch accuracy and display effect
-Multi touch: usually supports multi touch function, allowing multiple fingers to operate simultaneously
-Durability: Capacitive touch screens are more durable than resistive touch screens and are less susceptible to physical damage
Application scenarios
-Industrial Control Panel: Used for displaying and controlling industrial equipment
-Medical Equipment: Display important information on medical equipment
-Consumer electronics products: such as smart home devices, handheld game consoles, etc
-In car display: Used for the dashboard or infotainment system of the vehicle
-Business information systems: such as POS machines, self-service terminals, etc
Product advantages
-High brightness: 400nits brightness ensures clear display under various lighting conditions
-High Contrast: IPS technology provides better contrast and color performance
-Multi touch: The capacitive touch screen supports multi touch, providing a smoother interactive experience
-Optical bonding: enhances display effect and touch accuracy.
In summary, the optical bonded capacitive touch 2.8-inch IPS TFT display combines high brightness, high contrast, and multi touch features, making it suitable for various application scenarios and providing excellent user interaction experience.
Features
| Item | Specification | Unit |
| Screen Size | 2.8 inch | Diagonal |
| Number of Pixel | 240RGB(H)x320(V) | Pixels |
| Display area | 43.20(H)x57.60(V) | mm |
| Pixel pitch | 0.180(H)x0.180(V) | mm |
| Outline Dimension | 50.00x69.20x3.10 | mm |
| Pixel arrangement | RGB Vertical Stripe | ― |
| Display mode | Normally Black | ― |
| Viewing Direction(eye) | ALL | ― |
| Display Color | 262K | ― |
| Luminance(cd/m2) | 400 | nit |
| Contrast Ratio | 1200:1 | ― |
| Interface | 4wire SPI | |
| Back-light | LED Side-light type | ― |
| Drive IC | ST7789V | |
| Operation Temperature | -20~70 | ℃ |
| Storage Temperature | -30~80 | ℃ |
| Touchscreen | Capacitive touch screen | |
| Touchscreen Interface | I2C | |
| Assembly of TFT+CTP | Optical Bonding | |
Outline Drawing
TFT Interface Pin Definition
| PinNo. | Symbol | Function |
| 1 | GND | Ground |
| 2 | VCC | Power Supply. 2.8V |
| 3 | SDA | SPI interface input/output pin |
| 4 | SCLK | This pin is used to be serial interface clock |
| 5 | CS | Chip select input pin |
| 6 | RESET | External reset input |
| 7 | LEDA | LED back light(Anode) |
| 8 | LEDK | LED back light(Cathode) |
| 9 | NC | NC |
| 10 | RS | Display data/command selection pin in 4-line serial interface |
CTP Pin Definition
| 1 | GND | Ground |
| 2 | CTP_RST | Touch screen reset |
| 3 | CTP_INT | Touch screen interrupt signal |
| 4 | CTP_SDA | Touch screen data signal |
| 5 | CTP_SCL | Touch screen clock signal |
| 6 | VCC | Power Supply |
Optical specification
| Item | Symbol | Condition | Min | Type | Max | Unit |
| White luminance (Center) | Lv | Θ=0 Normal Viewing Angle IBL=80mA | -- | 400 | -- | cd/m2 |
| Response time | Tr+Tf | -- | 30 | 35 | ms |
| Contrast ratio | CR | 1000 | 1200 | -- | -- |
| Color Chromaticity (CIE1931) | white | Wx | -- | 0.308 | -- | |
| Wy | -- | 0.339 | -- |
| Viewing Angle | Hor | ΘL | CR≥10 | 75 | 80 | -- | |
| ΘR | 75 | 80 | -- |
| Ver | ΘU | 75 | 80 | -- |
| ΘD | 75 | 80 | -- |
| Brightness uniformity | Avg | Θ=0 | 80 | 90 | -- | % |
| Color Gamut | NTSC | Θ=0 | 65 | 70 | -- | % |
| Optima View Direction | ALL |
TFT LCD Characteristics
| Item | Symbol | Min. | Typ. | Max. | Unit |
| Analog supply voltage | VDD | 2.4 | 2.8 | 3.3 | V |
| Digital supply voltage | VDDI | 1.65 | 1.8 | 3.3 | |
| Input signal Voltage | VIH | 0.7VDDI | - | VDDI | V |
| VIL | GND | - | 0.3VDDI | V |
Backlight Characteristics
| Item | Symbol | Min | Typ | Max | Unit |
| LED current | IL | - | 60 | 80 | mA |
| LED voltage | VL | - | 2.8 | 3.2 | V |
| Operating LED life time | Hr | 30000 | 40000 | - | Hour |
Product Image
Facilities and Certificates
Contact Us
We love to hear about your projects, If you have any questions, we can be reached at sales2@saef.com.cn
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2.8 Inch IPS TFT Display with Optical Bonding 400nits SPI IIC Interface Images
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