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W144QQC001-B is 1.44 inch tn 12 o’clock viewing angle tft lcd display screen with SPI interface.Customization is available.The shape is a square with resolution 128*128. Outline dimension is 29×34.41mm, thickness is 2.30mm. Active area is 25.5×26.5mm. This lcd display is coming out with 10 pins defination. LCD driver IC is ST7735S, operating voltage is 2.5V~3.3V. Working temperature is -20 to 70℃, storage temperature is -30 to +80℃.
DRAWING
SPECIFICATIONS
| General Specification | |
|---|---|
| Part No. | W144QQC001-B |
| LCM Outline Dimension(mm) | 29.00(H) X 34.41(V) X 2.30(T) |
| Active Area(mm) | 25.5 (H) X 26.5 (V) |
| Number of Pixel(pixels) | 128X(RGB)X128 |
| Touch panel | without |
| Operating temperature(°C) | -20 ~ +70℃ |
| Storage temperature(°C) | -30 ~ +80℃ |
| Driver IC | ST7735S |
| Brightness | 280nits |
| Surface Treatment | Anti-Glare |
| Pixel arrangement | RGB stripe |
| Display mode | Normally White,Transmissive |
| Interface | SPI |
| Viewing Direction | 12 o'clock |
| Backlight | White LED |
| Module lifetime(Hours) | 50000 |
| Pins Description | ||||
|---|---|---|---|---|
| PIN NO. | Symbol | I/O or connect to | Description | When not in use |
| 1 | LEDA | LED DRIVER | Backlight anode. | - |
| 2 | LEDK | LED DRIVER | Backlight cathode. | - |
| 3 | SPI3W/4W | I/O | 3-line/4line enableselection in serial. | IOVCC/GND |
| 4 | VDD2.8V | PWR SUPPLY | Analog power supply, 2.5V~3.3V. | - |
| 5 | GND | PWR SUPPLY | POWER GROUND. | - |
| 6 | CS | I/O | Chip Select pin. | - |
| 7 | RESET | I/O | Reset pin. | - |
| 8 | SDA | I/O | The data input/ output signal in serial. | IOVCC/GND |
| 9 | SCL | I/O | The clock signal in serial. | IOVCC/GND |
| 10 | D/CX | I/O | The data/ command selection in serial. | IOVCC/GND |
