LM190E08-TLA1 | 19.0-inch SXGA Industrial TFT-LCD Module
Engineering an Enduring Solution for 5:4 Aspect Ratio Systems
Content last revised on October 16, 2025.
The LG Display LM190E08-TLA1 is engineered to provide a robust display solution for systems requiring the classic 5:4 aspect ratio. This panel's value proposition is centered on delivering seamless integration and long-term viability for specialized industrial and commercial applications. With its native 1280 x 1024 SXGA resolution and wide viewing angles, it addresses the specific needs of legacy system upgrades and new designs where widescreen formats are unsuitable. Key specifications include: 19.0” Diagonal | 1280x1024 Resolution | 170°/170° (H/V) Viewing Angle. This translates to two primary engineering benefits: guaranteed software compatibility with existing 5:4 UIs and simplified electrical integration via a standard interface. For sustaining engineering of industrial HMIs requiring a 5:4 aspect ratio, the LM190E08-TLA1 is a prime candidate due to its native SXGA resolution.
Key Parameter Overview
Decoding the Specs for Seamless System Integration
The technical specifications of the LM190E08-TLA1 are tailored for straightforward implementation into industrial-grade equipment. The parameters below are grouped by function to facilitate a rapid assessment of the module's capabilities for your design architecture.
| Feature | Specification |
|---|---|
| Display Characteristics | |
| Screen Size | 19.0 inch (48.3 cm) |
| Resolution | 1280(RGB) x 1024 [SXGA] |
| Aspect Ratio | 5:4 (H:V) |
| Pixel Pitch | 0.294(H) x 0.294(W) mm |
| Active Area | 376.32(H) x 301.056(V) mm |
| Optical Performance | |
| Luminance | 250 cd/m² (Typ.) |
| Contrast Ratio | 700:1 (Typ.) |
| Viewing Angle | 170° (H) / 170° (V) (Typ.) (CR≥10) |
| Color Support | 16.7M (8-bit) |
| Color Gamut | 72% NTSC (CIE1931) |
| Response Time | 5 ms (Typ.) (Tr+Td) |
| Interface & Electrical | |
| Interface Type | LVDS (2 ch, 8-bit) |
| Connector | 30 pins |
| Backlight | 4 pcs CCFL |
| Power Supply (Logic) | 5.0V (Typ.) |
| Mechanical & Environmental | |
| Module Dimensions | 396(H) x 324(V) x 17.5(D) mm |
| Surface Treatment | Anti-Glare (Haze 25%), Hard coating (3H) |
| Operating Temperature | 0 ~ 50 °C |
| Storage Temperature | -20 ~ 60 °C |
Download the LM190E08-TLA1 datasheet for detailed specifications and performance curves.
Application Scenarios & Value
System-Level Benefits in Industrial and Medical HMIs
The LM190E08-TLA1 is ideally suited for applications where maintaining the 5:4 aspect ratio is a critical design constraint. Its specifications directly address challenges in sustaining and developing systems for specific vertical markets.
A primary high-fidelity engineering scenario is the upgrade of legacy process control systems. Many factory floor Industrial HMI terminals are built into custom enclosures designed around 19-inch, 5:4 panels. Replacing a failed display with a widescreen model would necessitate costly and time-consuming mechanical redesigns and software UI adjustments. The LM190E08-TLA1, with its native SXGA resolution and standard physical footprint, serves as a form-fit-function replacement. This minimizes downtime and extends the operational life of capital equipment, offering significant total cost of ownership savings.
Its 700:1 contrast ratio ensures that critical data, schematics, and numerical readouts are presented with clarity and precision, a non-negotiable requirement in medical imaging displays and financial transaction terminals like ATMs. What is the primary benefit of its SXGA resolution? It ensures compatibility with legacy 5:4 industrial software, eliminating the need for costly UI redevelopment. While the LM190E08-TLA1 excels in these specialized SXGA applications, systems requiring a different format might consider alternatives such as the 17-inch M170ETN01.1 or the 19-inch widescreen G190ETN01.4 for different design requirements.
Frequently Asked Questions
Engineering Insights on the LM190E08-TLA1
What is the significance of the 1280x1024 SXGA resolution in today's market?
The SXGA resolution and its corresponding 5:4 aspect ratio are crucial for backward compatibility. Many established software applications in industrial automation, air traffic control, and medical diagnostics are coded for this specific format. Using a native SXGA panel like the LM190E08-TLA1 avoids image stretching, letterboxing, or the need for software redevelopment, ensuring a seamless and cost-effective system maintenance or upgrade path.
How do the 170°/170° viewing angles impact usability in an industrial HMI application?
Wide viewing angles are essential for displays that are not always viewed from a direct, head-on position. In a factory or a medical setting, multiple operators may need to view information from different locations around the HMI. The 170-degree horizontal and vertical angles ensure that colors and contrast remain consistent, preventing data misinterpretation and improving collaborative efficiency and safety.
The datasheet specifies an 8-bit, 2-channel LVDS interface. What does this mean for system design?
This specification points to simplified and robust integration. "8-bit" refers to the color depth, enabling the display of 16.7 million colors for rich, detailed graphics. The "LVDS Interface" (Low-Voltage Differential Signaling) uses paired wires to transmit data, which inherently offers high immunity to the electromagnetic interference (EMI) common in industrial environments. For the system designer, this means a reliable video connection with a reduced cable count compared to older parallel interfaces, simplifying board layout and internal cabling.
Technical Deep Dive
Dissecting the LVDS Interface for Robust Data Transmission
A key enabler for the reliable performance of the LM190E08-TLA1 in its target environments is the 2-channel, 8-bit LVDS interface. This technology is a significant step up from older single-ended parallel interfaces, directly contributing to signal integrity and design simplicity. How does the LVDS interface simplify design? It reduces cable complexity and enhances noise immunity.
At its core, LVDS works by transmitting data using two wires with signals of opposite polarity (differential signaling). The receiver interprets the voltage difference between these two wires, not the voltage relative to a common ground. This mechanism provides a powerful defense against common-mode noise. In an industrial plant with heavy machinery and powerful motors generating significant EMI, this noise can be induced onto signal cables. With LVDS, the noise affects both wires in the pair equally, so the voltage *difference* between them remains unchanged, preserving the integrity of the data stream. This is analogous to having a whispered conversation in a loud factory; because both ears hear the same background noise, the brain can easily filter it out to understand the whispered words. A single-ended signal is more like shouting, where the noise can more easily corrupt the message.
The "2-channel" aspect of the interface provides the necessary bandwidth to drive the panel's 1.3 million pixels (1280 x 1024) at a fluid refresh rate, typically 60Hz, without data compression. For the engineer, this standardized interface means compatibility with a vast ecosystem of controller boards from manufacturers like AUO and others, reducing development time and supply chain risk.
For inquiries regarding the LM190E08-TLA1 and to discuss its integration into your specific application, please contact our technical sales team for further information.
