KOE SP14Q003-C1 | High-Contrast QVGA Industrial Monochrome Display
The KOE SP14Q003-C1 is an engineering-first 5.7-inch QVGA monochrome display, designed for applications where absolute clarity, reliability, and long-term performance are non-negotiable. This is not a consumer-grade panel; it is a purpose-built component for industrial machinery, medical devices, and test equipment that must function flawlessly for years. Its design philosophy prioritizes readability and robustness over unnecessary complexity, making it a trusted choice for critical Human-Machine Interfaces (HMIs).
- Exceptional Readability: Leveraging FSTN transflective technology, the display delivers high-contrast, crisp images in any lighting condition, from direct sunlight to dimly lit factory floors.
- Integrated Controller: Features an onboard T6963C controller, simplifying system integration by offloading display memory management and character generation from the host MCU.
- Engineered for Longevity: Built with a user-replaceable CCFL backlight, the SP14Q003-C1 is designed for easy field serviceability, maximizing the uptime and operational life of the end product.
- Stable & Reliable Platform: As a staple in the industrial sector, this display offers a proven track record, ensuring stable supply and compatibility for long-lifecycle equipment.
Key Technical Specifications
Engineers require precise data for system design. The table below outlines the critical performance metrics of the KOE SP14Q003-C1. For a complete set of parameters, including timing diagrams and mechanical drawings, please refer to the official datasheet.
| Parameter | Value |
|---|---|
| Screen Size | 5.7 inch (14.5 cm) diagonal |
| Resolution | 320 x 240 pixels (QVGA) |
| Display Technology | FSTN (Film-compensated Super-twisted Nematic), Positive, Transflective |
| Backlight System | 1x CCFL (Cold Cathode Fluorescent Lamp), Replaceable |
| Typical Contrast Ratio | 20:1 |
| Interface | 4-bit Parallel Data (compatible with T6963C controller) |
| Operating Temperature Range | 0°C to +50°C |
| Onboard Controller | T6963C or equivalent |
For comprehensive technical details, download the official KOE SP14Q003-C1 datasheet.
Technical Deep Dive: Engineering for Real-World Use
Two core features elevate the SP14Q003-C1 beyond a standard panel: its display physics and its integrated intelligence.
FSTN Transflective Technology: Unlike standard transmissive displays that wash out in bright light, this panel's transflective nature is a key advantage. In high ambient light, it operates in a reflective mode, using the external light to illuminate the pixels, resulting in excellent, power-efficient visibility. In low-light environments, the CCFL backlight engages to provide a bright, clear image. This dual-mode capability makes it ideal for equipment used both indoors and outdoors without requiring an expensive, high-power backlight solution.
Integrated T6963C Controller: The inclusion of a dedicated display controller is a significant benefit for system architects. This industry-standard controller manages the pixel buffer and character ROM, freeing up the main system's processor from low-level display tasks. For engineers, this translates into faster development cycles, simplified firmware, and the ability to use less powerful, more cost-effective microcontrollers. It makes the KOE SP14Q003-C1 an excellent drop-in replacement for legacy systems and a straightforward choice for new designs.
Application Scenarios & Value Proposition
The specific characteristics of the SP14Q003-C1 make it an optimal solution in several demanding fields:
- Industrial Control Panels: In manufacturing automation, clarity and reliability are paramount. This display excels at presenting critical process data, alarms, and machine status with unambiguous legibility, ensuring operators can make informed decisions quickly.
- Test and Measurement Instruments: For devices like spectrum analyzers, power supplies, or multimeters, precise data visualization is crucial. The QVGA resolution is perfect for rendering waveforms, measurements, and settings menus with high fidelity.
- Medical Monitoring Systems: In non-diagnostic patient monitoring or lab equipment, the high contrast and stable performance ensure that vital statistics and operational data are always clearly visible to healthcare professionals. For further reading, explore our guide on industrial display maintenance to ensure longevity in these critical settings.
Frequently Asked Questions (FAQ)
1. How does the transflective screen benefit my application over a standard TFT?
A transflective screen provides superior versatility. A standard TFT-LCD requires a powerful backlight to be readable in bright sunlight, which increases power consumption and heat generation. The SP14Q003-C1 uses ambient light to its advantage, reducing power draw and ensuring the screen is always readable, making it ideal for portable or battery-powered devices used in the field.
2. Is a CCFL backlight still a viable technology?
Absolutely, for specific industrial applications. While LED backlights are common, a key advantage of the CCFL in this module is its user-replaceability. This is a deliberate design choice for equipment with a planned service life of over a decade. It allows for field maintenance to restore original brightness, a feature often missing in sealed LED-backlit industrial LCD displays.
If your project demands unwavering performance and a display built to last, the KOE SP14Q003-C1 is an intelligent, strategic choice. For pricing, availability, or to discuss compatibility with your system, please contact our technical team.
