Description
Introducing the ShenZhen Techstar Electronics Incorporated Co., Ltd  SF-TC397H-8774C-T, a cutting-edge 4-inch TFT LCD module boasting a 480×800 resolution and IPS technology for full viewing angles.
Key Specifications:
- Display Size: 3.97 inches (4.0 inches)
- Resolution: 480×800 pixels
- Viewing Angle: IPS Full Viewing Angle
- Dimensions: 57.1496.853 mm
- LCD Driver IC: ILI9806E
- Interface: RGB
- Temperature Range: Top -20°C to +70°C; Tst -30°C to +80°C
- Touch Panel: Resistive Touch Screen
Product Highlights:
- The SF-TC397H-8774C-T offers a vibrant 3.97-inch display with a resolution of 480×800 pixels and a responsive Resistive Touch Screen.
- With an RGB interface, this module ensures seamless connectivity. It features a compact design with dimensions of 57.14*96.85 mm and an active area size of 51.84 x 86.40 mm.
- Equipped with an ILI9806E controller, it operates on a logic supply voltage ranging from 2.6V to 3.3V, suitable for various applications.
- Designed to withstand harsh conditions, it functions reliably at temperatures from -20℃ to +70℃ and can be stored in environments ranging from -30℃ to +80℃.
- Offering portrait mode display, this module delivers a luminance of 400 cd/m2, ensuring clear visibility in different settings.
- Customizable options include FPC configurations and the choice of having a Resistive Touch Screen.
Advantages:
- Experience superior viewing angles (80/80/80/80) thanks to IPS technology, making it ideal for diverse applications.
- Enjoy excellent display performance with vibrant colors, optimal luminance, and wide viewing angles.
- With a wide operating temperature range, it’s perfect for industrial applications.
- Choose between resistive touch screen options or opt for customized capacitive touch panels (CTP) to suit specific needs.
- Benefit from a cost-effective solution without compromising on quality.
- Installation and maintenance are hassle-free, ensuring convenience for users.
Product Features:
| Product: | 4″inch TFT LCD Touch Screen |
| Resolution: | 480×800 |
| Driver IC: | ILI9806E |
| Connection: | Plugging |
| Interface: | RGB |
| Touch Screen: | Resistive Touch Panel (RTP) |
| Viewing Direction: | IPS Full Viewing Angle |
| Pin Number: | 51 Pins |
| Surface Luminance: | 300 Cd/m2 (nits) |
| LED Lifetime: | 40,000 Hours |
3.97 inch(4 inch) Resistive Touchscreen TFT LCD Display Product Drawing
Interface Pin Definition
| NO. | PIN NAME | I/O | Description |
| 1 | LEDK | O | LED Cathode |
| 2 | LEDA | O | LED Anode |
| 3 | YU | I | Touch Panel input signal |
| 4 | XL | I | Touch Panel input signal |
| 5 | YD | I | Touch Panel input signal |
| 6 | XR | I | Touch Panel input signal |
| 7 | GND | I | Ground |
| 8 | VCI | I | Power Supply 2.8V Voltage |
| 9 | NC | – | Set Open |
| 10 | IOVCC | I | Power Supply 1.8V Voltage |
| 11 | TE | I | Tearing effect output |
| 12 | SDO | – | SPI Interface Input/output Pin |
| 13 | SDI | I | SPI Interface Input/output Pin |
| 14 | WR/SCL | – | SPI Clock Signal |
| 15 | CSX | I | Input pin for chip selection signal |
| 16 | RESX | I | LCM Reset input signal |
| 17-40 | DB23-DB0 | I/O | Display Data I/O |
| 41 | ENABLE | I | Data enable signal in RGB I/F mode 1. |
| 42 | DOTCLK | I | Clock Signal to Sample each date |
| 43 | HSYNC | I | Horizontal Synchronizing Signal |
| 44 | VSYNC | I | Vertical Synchronizing Signal |
| 45 | LEDPWM | I | This pin is connect to the external LED driver. |
| 46 | LWDON | I | Used for turning On/Off external LED backlight control. |
| 47 | RS | I | Register select signal |
| 48 | RD | I | Read strobe signal input pin |
| 49 | IM0 | I | Select the interface mode |
| 50 | IM1 | I | Select the interface mode |
| 51 | GND | I | Ground |
| Â | Â | Â | Â |
DC Characteristics (VDD=2.8V,Ta=25°C)
| Item | Symbol | Min | Type | Max | Unit | Test condition |
| Operating voltage | VDD | 2.6 | 2.8 | 3.3 | V | – |
| Supply current | IDD | – | – | 5 | mA | VDD=2.8V,Ta=25°C |
| Input voltage | VIH | 0.8VDD | – | VDD | V | – |
| VIL | 0 | – | 0.2VDD | V | ||
| Input leakage current | IIL | -1.0 | – | 1.0 | mA | VIN=VDD or VSS |
Electrical-optical Characteristics
| Item | Symbol | MIN | TYP | MAX | UNIT | Test
Condition |
Note |
| Supply Voltage | Vf | Â | 25.6 | Â | V | If= 20 mA | – |
| Supply Current | If | – | 20 | – | mA | – | – |
| Reverse Voltage | Vr | – | – | 5 | V | – | |
| Power dissipation | Pd | – | 512 | – | mW | – | |
| Luminous Intensity for LCM | Â
– |
 | 400 | – | Cd/m2 | If= 20mA | – |
| Uniformity for LCM | – | 80 | – | – | ï¼… | If= 20 mA | – |
| Backlight Color | White | ||||||
| Â | |||||||
3.97 inch(4 inch) Resistive Touchscreen TFT LCD Display Product Image
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