Lixin (Wan'an) Intelligent Display Technology Co., Ltd. (LESSON) introduces its versatile 1.9-inch TFT-LCD module series, featuring three distinct models optimized for different interface requirements. The LS019I02-S-V1, LS019I05-S-V1, and LS19I03-SM-V1 modules provide 170×320 resolution and 262K color display capability, offering designers multiple integration paths for compact displays with enhanced flexibility.
Technical Summary: 1.9-inch TFT-LCD Module Series
Core Common Specifications
- Display Size: 1.9-inch (diagonal)
- Resolution: 170RGB × 320 pixels
- Display Colors: 262K colors
- LCD Type: a-Si TFT-LCD (amorphous silicon thin film transistor)
- Module Construction: Composed of TFT-LCD panel, driver circuit, and backlight unit
- Compliance: RoHS compliant
- Operating Temperature: -20°C to +70°C
- Storage Temperature: -30°C to +80°C
Model-Specific Differentiated Parameters
LS019I02-S-V1
- Interface Type: Standard serial interface (specific driver IC not specified in excerpt)
- Display Technology: Transmissive type color active matrix TFT-LCD
- Key Features:
- Early documentation (uploaded 2025-12-23)
- Basic TFT-LCD module with standard construction
- Provides fundamental 1.9-inch display capability
- Suitable for applications requiring basic display functionality
LS019I05-S-V1
- Interface Type: Not explicitly specified in excerpt, but comprehensive specifications available
- Display Technology: Transmissive type a-Si TFT-LCD module
- Key Features:
- Detailed product specification covering structure, physical/mechanical parameters, electrical characteristics, pin functions, photoelectric performance, and environmental requirements
- Explicit backlight driving conditions
- Comprehensive optical indicators (viewing angle, contrast ratio) suitable for conventional embedded display needs
- Design recommendations for housing adaptation based on mechanical tolerances and visible area relationships
- Power supply and backlight configuration guidelines for performance and reliability assurance
LS19I03-SM-V1
- Interface Type: SPI/8080 dual interface support
- Display Technology: Transmissive type a-Si TFT-LCD
- Key Features:
- Dual interface capability - supports both SPI and 8080 parallel interfaces
- Detailed technical specifications covering physical, mechanical, electrical, optical characteristics, and pin/timing parameters
- Explicit working environment requirements (-20°C to +70°C operating, -30°C to +80°C storage)
- Design and usage guidelines for ensuring compatibility and performance
- Most flexible interface option among the three models
Application Selection Guide
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LS019I02-S-V1: Recommended for basic display applications where standard interface functionality is sufficient. As an earlier model in the series, it provides fundamental 1.9-inch display capability for cost-sensitive applications or those with established driver compatibility.
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LS019I05-S-V1: Ideal for applications requiring comprehensive specifications and reliability. With detailed mechanical, electrical, and optical parameters, plus explicit design guidelines, this model is suitable for products where precise engineering and long-term reliability are critical. The backlight driving conditions and environmental specifications make it appropriate for industrial and automotive applications.
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LS19I03-SM-V1: Perfect for flexible system integration requiring interface options. The dual SPI/8080 interface support provides maximum compatibility with different microcontroller architectures. This model is particularly valuable for prototyping, development kits, and products that may need to interface with multiple processor types or where interface flexibility is a design requirement.
Technical Integration Advantages
All three 1.9-inch models offer excellent display quality with 170×320 resolution, providing a slightly elongated aspect ratio suitable for various application formats. The consistent operating temperature range (-20°C to +70°C) ensures reliable performance across diverse environmental conditions.
The LS19I03-SM-V1's dual interface capability represents a significant advantage for designers, allowing the same display module to be used with different processor families without hardware changes. This flexibility can reduce development time and inventory complexity.
Market Perspective
"Our 1.9-inch series demonstrates our commitment to providing tailored solutions for different market needs," said a LESSON technical director. "From the basic LS019I02-S-V1 to the comprehensively specified LS019I05-S-V1 and the interface-flexible LS19I03-SM-V1, we're offering designers multiple paths to integrate 1.9-inch displays into their products. The 170×320 resolution provides an optimal balance between display area and pixel density for many compact applications."
Comparative Analysis
- Interface Flexibility: LS19I03-SM-V1 offers the highest flexibility with SPI/8080 dual support
- Documentation Completeness: LS019I05-S-V1 provides the most comprehensive specifications and design guidelines
- Time-to-Market: LS019I02-S-V1 may offer advantages for projects with established compatibility
- Design Support: Both LS019I05-S-V1 and LS19I03-SM-V1 include explicit design recommendations for optimal integration
Availability and Support
The complete 1.9-inch TFT-LCD module series is available for evaluation and volume production. Detailed technical specifications for each model are provided in their respective documentation, with particular emphasis on the comprehensive LS019I05-S-V1 specifications and the flexible LS19I03-SM-V1 interface options.
Keywords for SEO: 1.9 inch TFT LCD, 170x320 display, SPI interface, 8080 interface, dual interface display, 262K colors, LS019I02-S-V1, LS019I05-S-V1, LS19I03-SM-V1, compact display module.
Meta Description: Discover LESSON's 1.9-inch TFT-LCD series: LS019I02-S-V1 (basic), LS019I05-S-V1 (comprehensive specs), LS19I03-SM-V1 (SPI/8080 dual interface). All feature 170×320 resolution for versatile embedded applications.
