Hitachi SP14Q006-T | Robust 5.7-inch FSTN Monochrome LCD for Demanding Industrial HMIs
The Hitachi SP14Q006-T is an industry-proven 5.7-inch monochrome graphic display module, engineered for exceptional clarity and long-term reliability in applications where data legibility is paramount. This panel is a quintessential component for designers of industrial control systems, medical instrumentation, and test equipment who require a robust, no-frills human-machine interface (HMI) solution that performs consistently across a wide range of operating conditions.
Core Technical Strengths
The enduring value of the Hitachi SP14Q006-T lies in its carefully balanced feature set, optimized for industrial utility rather than consumer aesthetics. Its core technologies provide tangible engineering benefits.
- High-Contrast FSTN Technology: Utilizes Film-compensated Super-twisted Nematic (FSTN) passive-matrix technology. This delivers a superior black-and-white display with a high contrast ratio and wide viewing angles, ensuring critical information is easily readable from various operator positions.
- Integrated CCFL Backlight: Equipped with a long-life Cold Cathode Fluorescent Lamp (CCFL) backlight system. While modern systems often use LEDs, the CCFL in this module provides bright, even illumination and a proven service life, a critical factor for equipment designed for 10+ years of operation.
- Wide Operating Temperature Range: Specified for operation from 0°C to 50°C, the SP14Q006-T is built to withstand the thermal challenges of factory floors, non-climate-controlled enclosures, and portable field instruments.
- Standardized QVGA Resolution: The 320 x 240 pixel (QVGA) resolution is a widely supported standard, simplifying firmware development and ensuring compatibility with a vast range of microcontrollers and display drivers.
Key Engineering Specifications
Engineers rely on precise data for system integration. The table below highlights the most critical performance parameters of the Hitachi SP14Q006-T.
| Parameter | Specification |
|---|---|
| Screen Size | 5.7 inch (14.4 cm) diagonal |
| Resolution | 320 x 240 pixels (QVGA) |
| Display Technology | FSTN (Film-compensated Super-twisted Nematic) |
| Display Mode | Transmissive, Negative |
| Active Area | 115.18(W) x 86.38(H) mm |
| Backlight | 1x CCFL with inverter |
| Contrast Ratio (Typical) | 25:1 |
| Operating Temperature | 0°C to +50°C |
| Storage Temperature | -20°C to +60°C |
Application Deep Dive: Where the SP14Q006-T Excels
The true value of this display is realized in specific industrial environments. It's not just a component; it's a solution to common engineering challenges in machinery and instrumentation.
- Industrial Process Controllers: In manufacturing automation, clarity and reliability trump color. The SP14Q006-T provides an unambiguous display for process values, status indicators, and alarm messages, ensuring operators can make quick and accurate decisions.
- Test and Measurement Equipment: For oscilloscopes, spectrum analyzers, and network testers, this display offers the sharp, crisp rendering needed for waveform analysis and data logging. Its immunity to EMI is often superior to more complex color displays. Proper industrial display maintenance further ensures its longevity in these settings.
- Legacy System Retrofits & Repairs: This module serves as a reliable, form-fit-function replacement for aging or failed displays in a wide array of existing equipment, extending the life of valuable capital assets without the need for a complete system redesign.
Frequently Asked Engineering Questions
What are the power supply requirements for the SP14Q006-T?
The display requires a logic supply voltage (typically +5V) for the LCD controller and a separate high-voltage AC supply for the CCFL backlight. An external inverter module is necessary to generate the high voltage needed to strike and sustain the lamp. This separation ensures noise from the inverter does not interfere with the logic signals.
Is this display a suitable replacement for a color TFT?
It depends on the application's core requirements. If the primary need is to display critical data, text, or simple graphics with maximum clarity and reliability, the SP14Q006-T is an excellent, cost-effective choice. If the application relies on color to convey information (e.g., color-coded warnings), a modern color TFT would be necessary. For a deeper understanding of TFT technology, explore our comprehensive guide to TFT LCDs.
For detailed application support or to discuss sourcing for your next project, please contact our technical team to leverage our expertise in industrial LCD displays.
