Publication Date: March 6, 2026
Keywords: 8.4 inch LCD, LSC084I01, 1200x1920, TDDI, HADS, MIPI DSI, High Brightness, Wide Viewing Angle, Automotive Grade, Industrial HMI, RoHS
1. Series Overview & Core Features
The LESSON 8.4-inch TFT-LCD module series represents a focused, high-performance product line centered around a premium resolution and advanced integration. Primarily featuring the LSC084I01-MP-V1 model, this series is engineered for applications where superior display quality, high brightness, and integrated touch functionality are paramount, such as in next-generation automotive cockpits, high-end industrial workstations, and premium portable devices.
Common Technical Specifications Across the Series:
- Screen Size: 8.4 inches (diagonal)
- Display Type: Transmissive a-Si TFT-LCD
- Display Colors: 16.7 Million colors
- Module Construction: TFT-LCD Panel + Dual Driver ICs + Backlight Unit, with Touch Display Driver Integration (TDDI) variants.
- Environmental Standard: RoHS compliant
2. In-Depth Model Analysis
The primary model in this series is the LSC084I01-MP-V1. Analysis of the provided documents also references a closely related model, LSC084I02-MP-V1, which appears to be a variant or a model with integrated touch.
2.1 Primary Model: LSC084I01-MP-V1
This is the flagship 8.4-inch module, detailed in the "Preliminary Specification" document.
| Parameter | Specification | Unit | Remarks |
|---|---|---|---|
| Model Number | LSC084I01-MP-V1 | - | - |
| Version | Rev.0.0 (Initial Release) | - | Preliminary Spec |
| Screen Size | 8.37 | Inch | Nominal 8.4" |
| Active Area (AA) | 112.68 (H) x 180.288 (V) | mm | - |
| Panel Size | 116.880 (H) x 187.240 (V) | mm | - |
| Display Resolution | 1200 (H) x 1920 (V) | pixel | - |
| Pixel Pitch | RG: 29.7(H) x 93.9(V); B: 34.5(H) x 93.9(V) | µm | RGB Stripe, Vertical Sub-pixel |
| Display Method | HADS (High Aperture Advanced Super Dimension Switch) | - | Provides wide viewing angle and high aperture ratio |
| Display Mode | Normal Black | - | - |
| Display Color | 16.7M | - | - |
| Color Gamut (NTSC) | typ: 74.1% | % | High color saturation |
| Luminance (Center) | typ: 400 nit, min: 320 nit | nit | High brightness |
| Contrast Ratio | Typ: 1200:1, min: 900:1 | - | Excellent contrast |
| Viewing Angle (CR>10) | 85/85/85/85 typ (L/R/U/D) | - | Single Center Point measurement |
| Polarizer Surface | HC + Clear (Hard Coating + Clear) | - | Anti-scratch, clear surface |
| Weight (Max) | 120 (TLCM) | g | Total LCM weight |
| Driver IC | HX83102E * 2 | - | Dual-driver configuration for high resolution |
| Inversion Method | Column | - | - |
| LED Quantity | 30 | ea | Backlight LED count |
| Power Consumption | 400 + 1776 | mW | Logic (400mW) + Backlight (1776mW) |
| Gamma | 2.2 ± 0.25 | - | - |
Key Features of LSC084I01-MP-V1:
- High Resolution & Pixel Density: 1200x1920 resolution on an 8.4" screen delivers a sharp image suitable for detailed graphics and text.
- Advanced HADS Technology: Combines wide viewing angles (85/85/85/85) with high aperture ratio for improved brightness and efficiency.
- Superior Optical Performance: High color gamut (74.1% NTSC typ), high brightness (400 nit typ), and high contrast (1200:1 typ) enable vibrant, clear images.
- Dual-Driver Architecture: The use of two HX83102E driver ICs ensures stable driving of the high pixel count.
- Note on Orientation: The specification includes a critical note: "Pay attention that IC bump down (TFT glass up and C/F glass down)". This indicates the module's default viewing direction or assembly orientation, which is crucial for mechanical and optical integration.
2.2 Variant/Related Model: LSC084I02-MP-V1
This model appears to be closely related, potentially an evolution or a version with specific features like integrated touch. The provided snippet is less structured but reveals key interface details.
Inferred/Partial Specifications from Content Snippet:
- Model: LSC084I02-MP-V1
- Interface: Features a comprehensive pinout suggesting a highly integrated module. Pins are dedicated to:
- Touch Panel Interface:
TP_INT_SENSOR,TP_SPI_*,TP_I2C_*pins indicate an integrated capacitive touch controller. - Display Interface:
MIPI_DSI*andMIPI_CLK*pins confirm a MIPI DSI interface for display data. - Power & Control: Numerous
GND,LCD_RST,TP_RST,LCD_ID*,LED_*pins for power management, reset, identification, and backlight control.
- Touch Panel Interface:
- Implication: This model likely represents a TDDI (Touch and Display Driver Integration) or highly integrated variant where the display and touch controller functionalities are combined or co-packaged, simplifying the external host interface and potentially reducing system complexity.
3. Detailed Interface & Timing Specifications
The LSC084I02-MP-V1 document provides critical timing parameters, which are essential for host controller configuration and are likely applicable or similar to the LSC084I01 series.
3.1 Interface Timing Parameters (From LSC084I02-MP-V1 spec)
| Item | Sub-Item | Symbol | Min | Typ | Max | Unit |
|---|---|---|---|---|---|---|
| LCD | Frame Rate | - | - | 60 | - | Hz |
| LCD | Pixel Rate | - | - | 159.67 | - | MHz |
| Timing | DCLK Frequency | fCLK | - | 479 | - | MHz |
| Timing | DCLK Period | Tclk | - | 2.08 | - | ns |
| Timing | Horizontal Total Time | tHP | - | 1324 | - | tclk |
| Timing | Horizontal Active Time | tHactive | 1200 | 1200 | 1200 | tclk |
| Timing | Horizontal Pulse Width (HSYNC) | tHsync | - | 10 | - | tclk |
| Timing | Horizontal Back Porch | tHBP | - | 10 | - | tclk |
| Timing | Horizontal Front Porch | tHFP | - | 104 | - | tclk |
| Timing | Vertical Total Time | tVP | - | 2010 | - | tH |
| Timing | Vertical Active Time | tVactive | 1920 | 1920 | 1920 | tH |
| Timing | Vertical Pulse Width (VSYNC) | tVsync | - | 4 | - | tH |
| Timing | Vertical Back Porch | tVBP | - | 18 | - | tH |
| Timing | Vertical Front Porch | tVFP | - | 68 | - | tH |
| Bit Rate | Bit Rate | TX SPD | - | 958.04 | - | Mbps |
| Lane | Lane Count | - | - | 4 | - | Lane |
Analysis:
- High-Speed Interface: The MIPI DSI bit rate of 958.04 Mbps per lane and a clock frequency of 479 MHz indicate a high-speed serial interface capable of handling the 1200x1920 @ 60fps data stream with four data lanes.
- Standard Timing: The horizontal and vertical blanking intervals (porches) and sync pulse widths are defined, providing a complete timing model for the host video source.
3.2 Pin Description Excerpt (From LSC084I01-MP-V1 spec)
A partial pinout table is provided, listing various power, analog, and control pins (e.g., VGL, VGH, VCOM, VSP, VSN, GPIO, etc.). This indicates a complex power domain and control scheme typical of high-performance TFT modules, requiring careful power sequencing and management by the host system.
4. Mechanical Specifications
Based on the LSC084I01-MP-V1 data:
- Active Area (AA): 112.68 mm (W) x 180.288 mm (H). This yields an aspect ratio of approximately 15:24 or 5:8, which is a tall, portrait-friendly format (though can be used in landscape).
- Panel Size: 116.880 mm (W) x 187.240 mm (H). The bezel around the active area is very slim (~2.1mm on each side horizontally, ~3.5mm vertically), contributing to a modern, edge-to-edge aesthetic.
- Outline Dimensions: The full module dimensions (including FPC, frame) are not specified in the snippet but would be detailed in the mechanical drawings of the full specification.
- Weight: Maximum 120g for the TLCM (Total LCD Module).
5. Optical Performance Summary
The LSC084I01-MP-V1 sets a high bar for optical performance in its class:
| Optical Parameter | Specification | Implication |
|---|---|---|
| Brightness | 400 nit (Typ), 320 nit (Min) | Suitable for most indoor and many outdoor-adjacent applications. Provides excellent visibility. |
| Contrast Ratio | 1200:1 (Typ), 900:1 (Min) | Delivers deep blacks and bright whites, crucial for image depth and text readability. |
| Viewing Angle | 85/85/85/85 (Typ, CR>10) | Consistent color and contrast across a very wide viewing cone, ideal for multi-user or angled viewing scenarios. |
| Color Gamut | 74.1% NTSC (Typ) | Covers a significant portion of the NTSC color space, resulting in vibrant and saturated colors. |
| Surface Treatment | HC + Clear | Hard coating protects against scratches while maintaining optical clarity without adding haze (unlike anti-glare treatments). |
6. Application Scenarios
1. Next-Generation Automotive Digital Cockpits (Center Stack Display):
- Why it fits: The 8.4" size is ideal for central infotainment screens. High brightness ensures sunlight readability. Wide viewing angle allows both driver and passenger to see the screen clearly. The high resolution supports detailed maps and crisp UI elements. The TDDI variant (I02) simplifies integration with touch functionality.
2. High-End Industrial HMIs & Control Panels:
- Why it fits: The superior optical specs (brightness, contrast, viewing angle) are beneficial in variable lighting conditions on factory floors. The high resolution allows dense information display (multiple parameters, graphs, camera feeds).
3. Premium Portable Medical Diagnostic Devices:
- Why it fits: High pixel density is critical for displaying detailed medical imagery (X-rays, ultrasound). Accurate color and high contrast aid in diagnosis.
4. Professional Grade Test & Measurement Equipment:
- Why it fits: The tall aspect ratio (1200x1920) can be advantageous for displaying long signal waveforms or vertical data lists without scrolling.
5. Advanced Consumer Multimedia & Gaming Devices:
- Why it fits: The combination of high resolution, wide color gamut, and fast interface (MIPI) provides an excellent visual experience for portable gaming or media consumption devices.
7. Integration Notes & Critical Considerations
1. Power Management:
- The module has multiple power rails (VGL, VGH, VCOM, VSP, VSN, VDD1, etc.). Strict power sequencing as defined in the full specification must be followed to prevent damage to the LCD panel.
- Backlight power is significant (1776mW typ). Ensure the LED driver circuit can provide the required current and voltage for the 30-LED array.
2. Interface Compatibility:
- The host processor must have a MIPI DSI transmitter compatible with 4 data lanes and capable of supporting the ~958 Mbps/lane data rate.
- For the TDDI variant (I02), the host must also support the communication protocol (SPI or I2C) for the integrated touch controller.
3. Mechanical Integration:
- Orientation Note: Heed the warning about "IC bump down". This defines the module's natural viewing direction. Mounting it in the wrong orientation may invert the image or affect viewing angles. The full spec will define the "Top" side.
- The slim panel bezel requires precise housing cutouts. Allow for tolerances and consider gasket design to avoid pressure on the active area.
4. Thermal Management:
- With a total power dissipation potentially over 2W, adequate thermal design is necessary, especially in enclosed spaces or high ambient temperatures, to ensure longevity and maintain optical performance.
Disclaimer: This technical summary is based on the provided excerpts from the LSC084I01-MP-V1 and LSC084I02-MP-V1 specifications. For complete details, absolute maximum ratings, detailed mechanical drawings, power-on sequences, and final design verification, always obtain and consult the official specification documents from LESSON Smart Display Technology Co., Ltd. Specifications are subject to change.
