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Introduction
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video
Introduction
Description:
HW-397N0Z004-02 is a 3.97-inch TFT LCD display with IPS technology, offering a vibrant 480x800 resolution and 16.7 million colors. Equipped with the ST7701SN Driver IC, it ensures optimal performance. With an all o'clock viewing direction and an RGB16-Bit interface, this display provides seamless connectivity. The backlight, featuring 8 LEDs with 160mA total power consumption, ensures a bright and clear display.
With a brightness range of 300 cd/m2 minimum and 350 cd/m2 typical, combined with a minimum 80% uniformity, this TFT LCD screen delivers consistent and vivid visuals. Operating in temperatures from -20 to +70°C and suitable for storage temperatures from -30 to +80°C, it combines reliability with high performance for a superior visual experience.
Drawing:
Specifications:
| Mechanical Specification | ||
| Display Size | 3.97 inch | |
| Outline Dimension | 57.14*96.85*2.16 mm | |
| Pixel Size | 0.0956 (H) x 3 x0.306 (V) mm | |
| Display Type | IPS | |
| Resolution | 480*RGB*800 | |
| Screen Color | 16.7M | |
| Driver IC | ST7701SN | |
| Viewing Direction | All O'clock | |
| Interface | RGB | |
| Backlight Type | LED White | |
| Work Temperature | -20~+70℃ | |
| Storage Temperature | -30~+80℃ | |
| Pins Description | ||
| Pin No. | Pin Name | Description |
| 1 | LEDK | LED backlight (Cathode) |
| 2 | LEDA | LED backlight (Anode) |
| 3 | GND | Ground |
| 4 | VCC | Power Supply |
| 5-9 | R0-R4 | Red Data |
| 10-12 | GND | Ground |
| 13-18 | G0-G5 | Green Data |
| 19-20 | GND | Ground |
| 21-25 | B0-B4 | Blue Data |
| 26-29 | GND | Ground |
| 30 | CLK | Dot clock signal for RGB interface operation |
| 31 | NC | NC |
| 32 | HSYNC | Line SYNC signal |
| 33 | VSYNC | Frame SYNC signal |
| 34 | DEN | Data Enable Input |
| 35 | NC | NC |
| 36 | GND | Ground |
| 37 | RESET | The external reset input |
| 38 | SDI | Serial data input/output bidirectional pin for SPI Interface |
| 39 | SCL | Serial clock input for SPI interface |
| 40 | CS | A chip select signal |
Applications:
The 3.97-inch IPS TFT LCD display is a compact and high-resolution solution, ideal for handheld devices like portable medical instruments, smart meters, and small industrial equipment. With vibrant colors, wide viewing angles, and responsive touch capabilities, it is perfect for applications where space is limited, such as wearables and consumer electronics, providing a sharp and interactive visual experience.
