0.38″ FLCOS Micro Display Module Screen 1280×720 For VR AR
0.38" FLCOS Micro Display Module for VR and AR Applications: A Comprehensive Overview
The 0.38-inch Ferroelectric Liquid Crystal on Silicon (FLCOS) micro display module is designed for use in cutting-edge virtual reality (VR) and augmented reality (AR) systems. With a display resolution of 1280×720 pixels, this high-performance display module leverages advanced FLCOS technology to deliver vibrant and crisp color reproduction through field-sequential color (FSC) mode. The compact display area of 8.448mm by 4.752mm provides sharp image quality while maintaining power efficiency, making it ideal for immersive VR and AR experiences. This module features a 60 Hz/360 Hz frame rate, a wide color gamut of 4.2 million colors, and superior contrast and brightness levels, meeting the demands of modern immersive displays.
Introduction to FLCOS Micro Displays
Ferroelectric Liquid Crystal on Silicon (FLCOS) technology is becoming increasingly popular for display applications that require high resolution and compact form factors, such as virtual reality (VR) and augmented reality (AR). The 0.38-inch FLCOS micro display module is an excellent example of how this technology can be utilized to produce ultra-high-definition displays with low power consumption and fast refresh rates. These displays are designed to provide a superior visual experience, particularly in immersive environments where performance, clarity, and power efficiency are paramount.
Key Specifications of the 0.38" FLCOS Micro Display
Display Technology: Ferroelectric Liquid Crystal (FLC) on Reflective CMOS
FLCOS technology utilizes ferroelectric liquid crystals combined with a reflective CMOS (complementary metal-oxide-semiconductor) backplane to create a vivid, low-power display. Unlike traditional LCDs, FLCOS displays offer faster switching speeds and are capable of producing deep black levels and high contrast ratios, making them ideal for applications that require sharp and dynamic images.
Field Sequential Color (FSC) Display Mode
This display module uses Field Sequential Color (FSC) technology, which enables the display to produce full-color images by rapidly switching between red, green, and blue light. This approach reduces the power consumption typically seen in other color display methods while maintaining high color accuracy and saturation.
Resolution and Display Area
The module offers a resolution of 1280×720 pixels, providing HD image quality in a compact form factor. With a display area of 8.448mm by 4.752mm and a diagonal size of 9.693mm (0.38 inches), this micro display offers high pixel density and clear visuals, even when used in applications that demand fine details, such as VR and AR systems.
Color Depth and Brightness
The 0.38-inch FLCOS micro display is capable of rendering 4.2 million unique colors, providing users with rich, vibrant imagery for a wide range of applications. The display has a typical brightness of 200 cd/m², ensuring visibility in various lighting conditions, while the contrast ratio of 150:1 enhances the clarity of images, particularly in darker environments.
Performance and Interface Specifications
Frame Rate and Data Clock Rate
The FLCOS display module supports frame rates of up to 60 Hz/360 Hz (NTSC) and 50 Hz/300 Hz (PAL), enabling smooth motion and minimal ghosting or blur in dynamic scenes. The data clock rate ranges from 25 MHz to 75 MHz, allowing for flexible configuration depending on the application requirements.
Digital Interface: YCbCr (4:2:2) Parallel
The micro display utilizes a YCbCr (4:2:2) parallel digital display interface, which is a common video format for high-definition content. This interface is capable of transmitting 16 data bits per frame, along with horizontal sync (Hd), vertical sync (Vd), and clock signals, ensuring efficient and high-quality data transmission.
Control Interface: I2C Format
The module features an industry-standard two-wire bidirectional serial interface, operating in I2C format. This control interface allows for easy integration with various controllers and systems, offering flexibility and ease of use in product development.
Power Supply Requirements
The 0.38-inch FLCOS micro display module operates with a core voltage of 1.8V, analog I/O voltage of 3.3V, and LED analog voltage of 5V, making it compatible with a wide range of power supply systems. The serial interface I/O voltage range is also adaptable, supporting levels from 1.8V to 3.3V.
Temperature Range and Storage Conditions
This FLCOS display module is designed to operate in a wide temperature range, from -30°C to 83°C, allowing it to function reliably in various environmental conditions. Its compact design also ensures efficient storage and transport, with a specified storage temperature range of -30°C to 83°C.
Key Specifications of the 0.38" FLCOS Micro Display Module
| Specification | Value |
|---|---|
| Display Technology | FLCOS (Ferroelectric Liquid Crystal on Silicon) |
| Display Mode | Field Sequential Color (FSC) |
| Display Resolution | 1280 (H) x 720 (V) |
| Active Display Area | 8.448 mm x 4.752 mm |
| Diagonal Display Size | 9.693 mm (0.38″) |
| Input Grayscale | 256 levels |
| Color Depth | 4.2 Million Colors (YCrCb interface) |
| Pixel Fill Factor | 88% |
| Pixel Pitch | 6.6 µm |
| Frame Rate (NTSC) | 60 Hz/360 Hz |
| Frame Rate (PAL) | 50 Hz/300 Hz |
| Data Clock Rate | 25 MHz ~ 75 MHz |
| Maximum Brightness | 200 cd/m² |
| Contrast Ratio | 150:1 (Typical) |
| Digital Interface | YCbCr (4:2:2) Parallel |
| Control Interface | I2C Format (Bidirectional Serial) |
| Operating Voltage (Core) | 1.8 V |
| Operating Voltage (Analog/I/O) | 3.3 V (Analog), 5V (LED) |
| Input Signal Level | CMOS 1.8V ~ 3.3V |
| Pin | 33Pins |
| Storage Temperature Range | -30°C ~ 83°C |
Applications in VR and AR
The compact size, high resolution, and efficient power consumption of the 0.38-inch FLCOS display module make it particularly suitable for VR and AR systems, where size and performance are critical. These displays offer sharp and bright images, even in the demanding visual environments required by immersive technologies. Furthermore, the module’s low latency and high frame rates contribute to a smooth and realistic user experience, essential for VR and AR applications that rely on real-time interactions.
In VR systems, the small form factor allows for the integration of these displays into headsets without adding significant weight or bulk, providing a comfortable and immersive experience for the user. For AR applications, the vivid color reproduction and high contrast ratio enhance the visibility of virtual elements in the real world, ensuring that digital information is clearly presented over the physical environment.
Conclusion
The 0.38-inch FLCOS micro display module with a 1280×720 resolution offers a compelling combination of performance, power efficiency, and compact size, making it an ideal choice for VR and AR applications. With advanced features such as high color depth, field-sequential color technology, and an efficient interface design, this display module provides users with a premium visual experience. As the demand for high-performance, immersive technologies continues to grow, FLCOS displays are poised to play a significant role in the future of virtual and augmented reality.
Drawing
Pin Description
| No | Name | I/O | Power Supply | Function |
|---|---|---|---|---|
| 1 | GND | NA | NA | Ground |
| 2 | SDA | IO | VIO_Serial | Serial Interface Data I/O |
| 3 | SCL | I | VIO_Serial | Serial Interface Clock Input |
| 4 | DATA 0 | I | 1.8V ~ 3.3V | Y0 / Cb0 / Cr0 |
| 5 | DATA 1 | I | 1.8V ~ 3.3V | Y1 / Cb1 / Cr1 |
| 6 | DATA 2 | I | 1.8V ~ 3.3V | Y2 / Cb2 / Cr2 |
| 7 | DATA 3 | I | 1.8V ~ 3.3V | Y3 / Cb3 / Cr3 |
| 8 | DATA 4 | I | 1.8V ~ 3.3V | Y4 / Cb4 / Cr4 |
| 9 | DATA 5 | I | 1.8V ~ 3.3V | Y5 / Cb5 / Cr5 |
| 10 | DATA 6 | I | 1.8V ~ 3.3V | Y6 / Cb6 / Cr6 |
| 11 | DATA 7 | I | 1.8V ~ 3.3V | Y7 / Cb7 / Cr7 |
| 12 | DATA 8 | I | 1.8V ~ 3.3V | Cb0 / Cr0 |
| 13 | DATA 9 | I | 1.8V ~ 3.3V | Cb1 / Cr1 |
| 14 | DATA 10 | I | 1.8V ~ 3.3V | Cb2 / Cr2 |
| 15 | DATA 11 | I | 1.8V ~ 3.3V | Cb3 / Cr3 |
| 16 | DATA 12 | I | 1.8V ~ 3.3V | Cb4 / Cr4 |
| 17 | DATA 13 | I | 1.8V ~ 3.3V | Cb5 / Cr5 |
| 18 | DATA 14 | I | 1.8V ~ 3.3V | Cb6 / Cr6 |
| 19 | DATA 15 | I | 1.8V ~ 3.3V | Cb7 / Cr7 |
| 20 | NRESET(*1) | I | 1.8V ~ 3.3V | Reset (Lo Active) |
| 21,22 | AVCC | NA | NA | Panel Analog / LED Power Supply (+5V) |
| 23 | VSYNC | I | 1.8V ~ 3.3V | Vertical Synch Signal (If non-use: GND) |
| 24 | HSYNC | I | 1.8V ~ 3.3V | Horizontal Synch Signal (If non-use: GND) |
| 25 | VIO_Serial | NA | NA | Serial Interface I/O Power Supply |
| 26,27,28 | VCC(*3) | NA | NA | Panel Core Power Supply (+1.8V) |
| 29 | VCCX | NA | NA | Panel / EEPROM Power Supply (+3.3V) |
| 30 | CLOCK | I | 1.8V ~ 3.3V | Video Data Clock |
| 31,32,33 | GND | NA | NA | Ground |
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Frequently Asked Question
FLCOS stands for Ferroelectric Liquid Crystal on Silicon. It combines ferroelectric liquid crystals with a reflective CMOS backplane to provide faster switching speeds, deep black levels, and high contrast ratios, making it ideal for high-performance applications like VR and AR.
The display has a resolution of 1280×720 pixels, offering HD image quality within a compact form factor.
The 9.693mm diagonal size (0.38 inches) provides a high pixel density for sharp and clear images, making it ideal for immersive applications such as virtual reality and augmented reality systems.
FSC technology rapidly switches between red, green, and blue light fields to produce full-color images. This method reduces power consumption while maintaining vibrant color accuracy and high-quality visuals.
The module provides a maximum brightness of 200 cd/m², which ensures good visibility under various lighting conditions, especially important for AR applications.
The display operates with a core voltage of 1.8V, an analog I/O voltage of 3.3V, and a LED analog voltage of 5V. These voltage levels make the module compatible with a wide range of power systems.
The display supports frame rates of up to 60 Hz/360 Hz (NTSC) and 50 Hz/300 Hz (PAL), with a data clock rate ranging from 25 MHz to 75 MHz, providing smooth visuals in dynamic applications.
The display uses a YCbCr (4:2:2) parallel digital interface, capable of transmitting 16 data bits per frame along with horizontal and vertical sync signals and a clock, ensuring efficient data transfer.
The display stored within a temperature range of -30°C to 83°C,making it suitable for diverse environmental conditions.
The 0.38-inch FLCOS display module provides high resolution, vibrant color reproduction, and low latency, which enhances the clarity, realism, and smoothness required for immersive VR and AR experiences. Its compact size also allows for lightweight integration into headsets and other wearable devices.
