Basic Information
IIC Character Display provides a 20x2 LCD format for equipment that needs longer menu content, values, and operating prompts with fewer control lines. It combines STN positive viewing, yellow LED backlighting, IIC communication, and 3.3V/5V drive support for simple integration. The 116.0x37.0mm body offers wider text space for meters, appliances, medical devices, industrial controllers, consumer electronics, and DIY projects requiring stable readable output during setup, testing, maintenance, and daily operation.
Parameters:
| Character Type | 20X2 |
| Model | JXD2002A-IIC |
| Model Size | 116.0×37.0×20.0 MM |
| VA Size | 83.0×18.6 MM |
|
Drive Voltage
|
3.3V/5.0V
|
|
Drive IC
|
ST7066/AIP31066
|
|
Backlight
|
Yellow LED backlight
|
|
LCD Type
|
STN Positive
|
|
Interface
|
IIC/I2C |
| Working Temperature |
-20°C - +70°C
|
|
Storage Temperature
|
-30°C - +80°C |
Feature
- High contrast, wide-temperature operation
- Low power consumption, high anti-interference performance
- Support for multiple color combinations
- Provide a complete set of one-stop technical information and source code
- Supports customization
- Supports 1-3 day samples
- High quality and cost-effective
- The fastest batch delivery can be achieved within 15 days
Key Specifications
IIC Character Display is a 20×2 LCD character module designed for products that need longer text lines, menu labels, and parameter values in a compact interface. The JXD2002A-IIC model adopts a 116.0×37.0×20.0 mm module size with an 83.0×18.6 mm viewing area, giving more display room than smaller two-line formats. It supports 3.3V/5.0V drive voltage, ST7066/AIP31066 driver IC, IIC/I2C communication, yellow LED backlight, STN positive LCD type, 06:00 viewing direction, -20°C to +70°C operating range, and -30°C to +80°C storage range.
Design Standards
IIC Character Display is built for efficient MCU connection, clean character presentation, and dependable use in embedded control products. The IIC interface helps reduce signal-line requirements, making PCB layout simpler for projects that need more controller resources. Its STN positive structure provides a light-background viewing effect, while the yellow LED backlight creates a clear and recognizable panel style. The module also supports low power consumption, high anti-interference performance, multiple color combinations, complete technical information, source code support, customization, 1–3 day sample availability, and batch delivery planning within 15 days.
Applications
IIC Character Display is suitable for devices that need organized text output without the cost or complexity of a graphic screen. It can show setting menus, operating instructions, measured values, alarm prompts, timer information, fault codes, and basic system feedback across two longer display lines. Typical use cases include meters, equipment control panels, information display systems, industrial controllers, household appliances, medical devices, consumer electronics, and DIY development projects. Its 20×2 layout, IIC connection, yellow backlight, and STN positive readability make it practical for product interfaces that need clearer content arrangement and simple hardware integration.
Product Size
FAQ
Q: Do you provide samples?
A: Yes, samples are typically available within 1-3 days for customers to test and evaluate the module's performance and compatibility.
Q: How to customize this LCD display module?
A: The module can be customized according to customer requirements, including character display content, backlight color, shell design, and other parameters, to meet specific application needs.
Q: What applications is this module suitable for?
A: This module is suitable for applications requiring the display of large font characters and numbers, such as meters, equipment control panels, and information display systems.
Q: How is the quality of this module?
A: This module is manufactured using high-quality LCD panels and electronic components, designed to be stable and reliable, ensuring long-term stable operation and high-quality display performance.
Q: What is this screen used for？
A: Character LCD screens are widely used in home appliances, industrial controls, medical devices, consumer electronics, and DIY projects, suitable for displaying status information, menu options, and basic data.
If you would like to learn more or customize the LCD display screen you need, please feel free to contact us.
