高亮液晶屏
TFT触摸屏
HDMI TFT显示器
工业级TFT屏
OLED屏
条型TFT屏
圆形TFT屏
方形TFT屏
全视角TFT屏
电阻触摸TFT屏
电子墨水屏
树莓派触摸屏
OLED模块
高分辨率圆形显示屏:1.22 英寸 IPS 圆形 TFT
这款 1.22 英寸圆形 TFT LCD 显示屏模块(型号:SF-TC122B-8807A1-N),可提供清晰的 240×204 分辨率和宽广的 IPS 视角。它具有 SPI 接口,可无缝集成到您的项目中。
主要规格:
· LCD 尺寸:1.22 英寸 TFT
· 分辨率:240×204
· 视角:全视角
· 外形尺寸:33.66×33.02×1.5 毫米
· LCD 驱动 IC:ST7789V
· LCD 接口类型:SPI
· 温度:Top -20°C 至 +70°C;Tst -30°C 至 +80°C
· 触摸屏:无触摸屏(可定制)
优点:
· 出色的视觉效果:从任何角度都能体验清晰的图像质量和一致的色彩。
· 灵敏的触摸:集成的电容式触摸板提供直观的交互。
· 紧凑的设计:圆形外形非常适合节省空间的应用。
· 广泛的兼容性:得益于其 MIPI 接口,非常适合各种设备。
规格参数:
| Product: | 1.22″inch TFT LCD Screen |
| Touch Screen: | Without Touch Screen |
| Resolution: | 240×204 |
| Viewing Direction: | IPS Full Viewing Angle (80/80/80/80) |
| Driver IC: | ST7789V |
| Pin Number: | 14 Pins |
| Connection: | FPC Connector Type |
| Surface Luminance: | 200 Cd/m2 (nits) |
| Interface: | SPI |
| LED Lifetime: | 40,000 Hours |
1.22 英寸圆形 TFT 液晶显示屏 240×204 点 IPS 产品图纸

接口引脚定义
| NO. | PIN NAME | I/O | Description |
| 1 | LEDK2 | O | LED Cathode |
| 2 | LEDK1 | O | LED Cathode |
| 3 | LEDA | O | LED Anode |
| 4 | GND | I | Ground |
| 5 | FMARK | I | Tearing effect output pin to synchronies MCU to frame writing, activated by S/W command. |
| 6 | SDI | I | Display Data input signal |
| 7 | SCLK | I | In Serial Interface, this is used as SCL. |
| 8 | RS | I | Register select signal |
| 9 | CS | I | Input pin for chip selection signal |
| 10 | RESET | I | LCM Reset input signal |
| 11 | IOVCC | I | Power Supply 2.8V/1.8V Voltage |
| 12 | VCC | I | Power Supply 2.8V Voltage |
| 13 | GND | I | Ground |
| 14 | GND | I | Ground |
最大绝对限度
| Item | Symbol | Value | Unit |
| Power supply voltage for logic | VDD | 3.0-3.6 | V |
| Input voltage | Vin | VDD+0.3 | V |
| Operating temperature | Topr | -20 to 70 | °C |
| Storage temperature | Tstg | -30 to 80 | °C |
直流特性 (VDD=3.3V,Ta=25°C)
| Item | Symbol | Min | Type | Max | Unit | Test condition |
| Operating voltage | VDD | 3.0 | 3.3 | 3.6 | V | – |
| Supply current | IDD | – | TBD | – | mA | VDD=3.3V,Ta=25°C |
| Input voltage | VIH | 0.7VDD | – | VDD | V | – |
| VIL | 0 | – | 0.3VDD | V | ||
| Input leakage current | IIL | – | TBD | – | mA | VIN=VDD or VSS |
背光电光特性
| Item | Symbol | MIN | TYP | MAX | UNIT | Test Condition | Note |
| Supply Voltage | Vf | – | 3.2 | V | If=40mA | – | |
| Supply Current | If | – | 40 | – | mA | – | – |
| Reverse Voltage | Vr | – | – | 5 | V | – | |
| Power dissipation | Pd | – | 128 | – | mW | – | |
| Luminous Intensity for LCM | – | – | 200 | – | Cd/m2 | If=40mA | – |
| Uniformity for LCM | – | 75 | 80 | – | % | If=40mA | – |
| Backlight Color | White | ||||||
1.22 英寸圆形 TFT 液晶显示屏 240×204 点 IPS 产品图像



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