3.5 英寸 QVGA 320×240 横向 RGB LCD,带 PCAP 电容式触摸屏 HX8238 54 针
SF-TO350M-8840A-CT 是一款 3.5 英寸 LCD 单元,以薄膜晶体管为有源元件并由像素组成。该型号由一个 3.5 英寸(4:3 宽高比)透射式主 TN-LCD 面板组成。分辨率为 320(RGB)x 240 像素,可显示多达 1670 万种颜色。
SF-TO350M-8840A-CT 配备带 OCA 的 PCAP 触摸屏,采用 G+G 结构。虽然 TFT LCD 模块支持 RGB 接口,但触摸屏在 IIC 接口上运行。
应用:
SF-TO350M-8840A-CT TFT LCD 模块广泛应用于各种领域,包括黑匣子、智能设备、移动 POS 系统、现金阅读器、GPS 手持设备、手持式食品订购机、信号分析仪、台式实验室设备、安全系统、家庭自动化系统、迷你音频播放器、婴儿监视器和其他手持设备。
产品特点:
Product: | 3.5″ QVGA RGB TFT LCD |
Resolution: | 320X240 Dots |
Touch Screen: | With PCAP Touch Screen |
Cover Lens: | Customizable |
Viewing Direction: | 6 O’clock |
Interface: | RGB Interface |
Outline Dim.: | 76.9×63.9×4.65 mm |
Pin Number: | 54 Pins |
Connection: | Plugging |
Operating Temp.: | -20℃ To +70℃ |
Surface Luminance: | 3200 Cd/m2 |
Compliance: | REACH & RoHS Compliant |
3.5 英寸 PCAP TFT 显示屏 320×240 RGB 接口产品图纸
接口引脚定义
NO. | PIN NAME | I/O | Description |
1 | LED-K1 | I | LED Cathode |
2 | LED-K2 | I | LED Cathode Connect to LED-K1 |
3 | LED-A1 | I | LED Anode |
4 | LED-A2 | I | LED Anode Connect to LED-A1 |
5-7 | NC | – | No Connection |
8 | /RESET | I | Reset Pin |
9 | CS | I | Input pin for chip selection signal |
10 | SCL | I | SPI Clock Signal |
11 | SDI | I | SPI Interface Input Pin |
12 | B0 | I | BLUE Data Signal(LSB) |
13-19 | B1-7 | I | BLUE Data Signal |
20 | G0 | I | GREEN Data Signal(LSB) |
21-27 | G1-7 | I | GREEN Data Signal |
28 | R0 | I | RED Data Signal (LSB) |
29-35 | R1-7 | I | RED Data Signal |
36 | HSYNC | I | Horizontal Synchronizing Signal |
37 | VSYNC | I | Vertical Synchronizing Signal |
38 | DOTCLK | I | Clock Signal to Sample each date |
39-40 | NC | – | No Connection |
41 | VDD | I | +2.8V Power Source |
42 | VDDIO | I | 1.8V~2.8V Power Source |
43 | YU | I | Touch Panel Pin |
44 | XL | I | |
45 | YD | I | |
46 | XR | I | |
47-51 | NC | – | Not Connection |
52 | ENABLE | I | Input Data enable control |
53-54 | GND | I | Power Ground |
最大绝对限度
Item | Symbol | Value | Unit |
Power supply voltage for logic | VDD | 1.6~3.3 | V |
Input voltage | Vin | VDD+0.3 | V |
Operating temperature | Topr | -20 to 70 | °C |
Storage temperature | Tstg | -30 to 80 | °C |
背光电光特性
Item | Symbol | MIN | TYP | MAX | UNIT | Condition |
Supply Voltage | Vf | 17.5 | 19.2 | 20.5 | V | If=20mA |
Supply Current | If | – | 20 | – | mA | – |
Reverse Voltage | Vr | – | – | 5 | V | – |
Power dissipation | Pd | – | 288 | – | mW | – |
Luminous Intensity | 260 | 320 | 350 | Cd/m2 | If=20mA | |
Uniformity for LCM | – | 80 | – | – | % | If=20mA |
Backlight Color | White |
可靠性测试
Item | Condition | Time (hrs) | Assessment |
High temp. Storage | 80°C | 120 | No abnormalities in functions and appearance |
High temp. Operating | 70°C | 120 | |
Low temp. Storage | -30°C | 120 | |
Low temp. Operating | -20°C | 120 | |
Humidity | 60°C/ 90%RH | 120 | |
Thermal Shock Temp. Cycle | -20°C ¬ 25°C ®70°C (0.5 hour ¬ 5 min ® 0.5 hour) | 10cycles |
3.5 英寸 PCAP TFT 显示屏 320×240 RGB 接口产品图片
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