Product Description
The QIHAN 5.5 Inch OLED Display Module (Model: HQ55025664PMGX-1) is a high-performance monochrome graphic OLED display designed for industrial equipment, smart devices, medical systems, embedded applications, and automation interfaces. Featuring a 256×64 dot matrix resolution, the display delivers sharp graphics, excellent readability, and superior image quality with high contrast performance.
Built using passive matrix OLED technology with a SSD1322 controller, the display uses self-emissive pixels and requires no backlight. Compared with conventional LCD displays, OLED technology offers lower power consumption, ultra-fast response speed, wider viewing angles, and better visibility under various lighting conditions.
The display supports 6800, 8080, and SPI communication interfaces, allowing flexible integration with multiple embedded platforms and processors. With grayscale display capability, industrial-grade temperature performance, and high contrast ratio, the module is ideal for professional applications requiring reliable visual output.
Highlights
- Large 5.5-inch graphic OLED display
- 256×64 high-resolution dot matrix
- SSD1322 high-performance controller IC
- High contrast ratio up to 2000:1
- Self-emissive OLED technology without backlight
- Supports grayscale display
- Multiple interfaces: SPI / 6800 / 8080
- Ultra-low power consumption
- Fast response speed
- Wide viewing angle (ALL View)
- Available in White / Yellow / Green display colors
- Suitable for industrial environments
Technical Specifications
| Parameter | Specification |
|---|---|
| Model No. | HQ55025664PMGX-1 |
| Display Size | 5.5 Inch |
| Display Type | Graphic PM OLED |
| Resolution | 256 × 64 |
| Brightness | 150 cd/m² |
| Contrast Ratio | 2000:1 |
| Display Color | Monochrome (Green) / White / Yellow Optional |
| Viewing Direction | ALL View |
| Active Area | 146.0 × 64.0 mm |
| Module Size | 135.65 × 33.89 × 2.0 mm |
| Driver IC | SSD1322 |
| Power Supply | 3.0V–3.3V |
| Interface | 6800 / 8080 / SPI |
| Duty Setting | 1/64 |
| Grayscale | 4-bit Grayscale Supported |
| Structure | COF |
| Touch Driver IC | Customizable |
| Operating Temperature | -40℃ ~ +80℃ |
| Storage Temperature | -40℃ ~ +85℃ |
Features & Benefits
High Contrast OLED Technology
The display uses self-emissive OLED technology where every pixel generates its own light independently.
Advantages include:
- High contrast display performance
- Deep black backgrounds
- Improved readability
- Better image clarity
Grayscale Display Capability
The SSD1322 controller supports grayscale functionality for richer visual representation.
Benefits include:
- Enhanced graphical detail
- Smooth image transitions
- Better UI presentation
- Improved visual effects
Low Power Consumption Design
Without requiring a backlight, the OLED module significantly reduces energy consumption.
Ideal for:
- Battery-powered devices
- Portable systems
- Energy-efficient applications
Multiple Interface Support
Supports flexible communication options:
- SPI
- 6800 Parallel
- 8080 Parallel
Enables easy integration into different embedded systems.
Industrial Reliability
Wide temperature performance ensures reliable operation in harsh industrial environments.
Industry Applications
Industrial Equipment
Suitable for:
- Industrial controllers
- Automation systems
- Process monitoring equipment
- Instrument interfaces
Medical Devices
Ideal for:
- Portable medical equipment
- Diagnostic systems
- Healthcare monitoring devices
Smart Home & IoT
Applicable for:
- Smart home controllers
- IoT systems
- Energy monitoring systems
Communication Equipment
Used in:
- Network devices
- Communication terminals
- Information displays
Embedded Systems
Compatible with:
- Arduino
- Raspberry Pi
- STM32
- ESP32
- ARM platforms
Automotive Electronics
Suitable for:
- Vehicle instrumentation
- Information displays
- Intelligent control systems
FAQ
Q1: What are the advantages of OLED technology?
OLED displays provide:
- Higher contrast ratios
- Lower power consumption
- Faster response speed
- Wider viewing angles
- No backlight requirement
Q2: What interfaces are supported?
The display supports:
- SPI
- 6800 Parallel
- 8080 Parallel
Custom interface solutions can also be developed.
Q3: What is the benefit of grayscale support?
Grayscale capability enables:
- Better graphical detail
- Smoother image rendering
- Enhanced user interfaces
Q4: Is the display compatible with Arduino and Raspberry Pi?
Yes. The display supports integration with:
- Arduino
- Raspberry Pi
- STM32
- ESP32
- Other embedded platforms
Q5: Is touch functionality available?
The standard display module does not include touch functionality, but customized touch driver solutions are available.
Q6: Can this display work in industrial environments?
Yes. The module supports an operating temperature range from -40℃ to +80℃, making it suitable for industrial and harsh-environment applications.
Why Choose QIHAN OLED Display Solutions?
- Professional OLED/LCD display manufacturer
- OEM & ODM customization support
- Flexible interface solutions
- Stable production capability
- Strict quality assurance process
- Engineering technical assistance
- Fast customization and development support
QIHAN provides advanced OLED display solutions for industrial systems, smart electronics, medical equipment, automotive applications, and embedded platforms worldwide.