Publication Date: March 6, 2026
Keywords: LS088I01-MP-V1, 8.8 inch LCD, 480x1920, Ultra-Wide Aspect Ratio, MIPI DSI, TFT-LCD, COG+FPC+B/L, Industrial Display, Sidebar Display, Instrument Panel
1. Product Overview
The LS088I01-MP-V1 is a distinctive TFT-LCD module from LESSON Smart Display Technology Co., Ltd., characterized by its 8.8-inch diagonal screen size and an ultra-wide, narrow aspect ratio resolution of 480(RGB) x 1920. This unique form factor makes it an ideal solution for applications requiring a tall, information-dense display area within a constrained horizontal space, such as automotive instrument clusters, industrial control sidebars, or specialized information panels.
Core Identity:
- Model: LS088I01-MP-V1
- Module Type: COG + FPC + Backlight Unit (B/L)
- Display Type: Transmissive a-Si TFT-LCD (Amorphous Silicon Thin Film Transistor Liquid Crystal Display)
- Resolution: 480 (Horizontal, RGB) x 1920 (Vertical) pixels
- Colors: Up to 16.7 Million colors
- Document Version: Revision 1.0
- Specification Status: Approved Product Specification only (Not including samples)
2. Detailed Technical Specifications
2.1 Physical & Mechanical Specifications
| Parameter | Specification | Unit | Remarks / Implication |
|---|---|---|---|
| Panel Size | 8.8 | Inch | Diagonal measurement |
| Active Area (AA) | Not explicitly stated in snippet. Calculated from resolution and typical pixel pitch for similar modules would be approximately ~105.6mm (W) x ~422.4mm (H). | mm | Ultra-tall, narrow rectangle. Aspect ratio ~1:4 (Width:Height). |
| Outline Dimensions | Not provided in snippet. Full mechanical drawing required. | mm | - |
| Pixel Arrangement | RGB Vertical Stripe | - | Standard color filter pattern. |
| Module Construction | COG (Chip-On-Glass) + FPC (Flexible Printed Circuit) + B/L (Backlight Unit) | - | Compact and integrated design. |
2.2 Absolute Maximum Ratings
Critical limits that must not be exceeded under any circumstances to prevent permanent damage.
| Item | Symbol | Min | Max | Unit | Remark |
|---|---|---|---|---|---|
| Supply Voltage (Logic) | VDD | -0.5 | 4.0 | V | Note1, Note2 |
| Supply Voltage (Gate High) | VGH | 15 | 26 | V | Note1, Note2 |
| Supply Voltage (Gate Low) | VGL | -11.5 | -4 | V | Note1, Note2 |
| Supply Voltage (Analog) | AVDD | 7 | 12.5 | V | Note1, Note2 |
| Operating Temperature | TOPR | -20 | +70 | °C | Note1, Note2 |
| Storage Temperature | TSTR | -30 | +80 | °C | Note1, Note2 |
Note1/Note2: Likely refer to conditions such as "Ta=25°C" and "applied for all items unless otherwise specified." Refer to full document.
2.3 Electrical Characteristics (Operating Conditions)
A. Module Power (Typical Operating Range inferred from Max Ratings):
- VDD: Likely 1.5V, 1.8V, or 3.3V (based on timing spec showing 1.5V).
- VGH/VGL/AVDD: Specific values to be derived from recommended operating conditions in full spec.
B. Backlight Unit (BLU) Specifications:
| Item | Symbol | Typ. | Max. | Unit | Note |
|---|---|---|---|---|---|
| LED Current | I_L | 160 | - | mA | (1)(2)(3) |
| LED Voltage | V_L | 16 | 17.5 | V | (1)(2)(3) |
| LED Reverse Voltage | V_R | -- | 5 | V | - |
| LED Forward Current | I_F | - | 80 | mA | Per LED? |
Notes (from doc):
- LED lifetime (Hr) defined as time until brightness <50% at Ta=25±3°C, typical I_L.
- Lifetime defined at Ta=25°C, I_L=160mA. Lifetime decreases if I_L > 160mA. Constant current driving is suggested.
- LED Light Bar Circuit diagram referenced.
Analysis: The backlight uses an LED array with a typical forward voltage of 16V at 160mA, indicating a high-voltage series configuration (e.g., multiple LEDs in series). This requires a dedicated LED driver circuit.
3. Interface & Functional Description
3.1 Block Diagram
The module is composed of:
- TFT-LCD Panel
- Source Driver (Column Driver)
- Gate Driver (Row Driver)
- Interface Circuitry
- Back Light Source Driver
3.2 Pin Description (FPC Connector)
The interface uses a 40-pin FPC connector. The recommended connector model is Hirose FH34SRJ-40S-0.5SH(50).
Key Interface Pins (Extracted from Snippet):
| Pin No. | Symbol | I/O | Function |
|---|---|---|---|
| 23 | STBYB | I | Standby mode control input. |
| 24 | TP_Sync | O | Sync signal output for an external touch panel. |
| 25, 28, 31, 34, 37, 40 | GND | P | Power Ground. |
| 26-27 | D0P / D0N | I | MIPI Data Input Lane 0 (Differential Pair). |
| 29-30 | D1P / D1N | I | MIPI Data Input Lane 1 (Differential Pair). |
| 32-33 | CLKP / CLKN | I | MIPI Clock Input (Differential Pair). |
| 35-36 | D2P / D2N | I | MIPI Data Input Lane 2 (Differential Pair). |
| 38-39 | D3P / D3N | I | MIPI Data Input Lane 3 (Differential Pair). |
Interface Analysis:
- Primary Interface: MIPI DSI (Display Serial Interface).
- Lane Configuration: 4 Data Lanes (Lane 0-3) + 1 Clock Lane. This is a high-speed serial interface capable of supporting the module's bandwidth requirements efficiently.
- Additional Features: Includes a standby pin (
STBYB) for power management and a touch panel sync output (TP_Sync), indicating compatibility with external touch solutions.
3.3 MIPI DSI Timing & DC Specifications
The document provides detailed MIPI D-PHY electrical specifications.
A. HS (High-Speed) Mode DC Specifications:
| Parameter | Symbol | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Operation Voltage | VDD | 1.5-10% | 1.5 | 1.5+10% | V |
| Differential Input Voltage | [VID] | 70 | 200 | 260 | mV |
| Common Mode Voltage | V_CMRX(DC) | 70 | - | 330 | mV |
| Differential Input High Threshold | VTH | - | - | 70 | mV |
| Differential Input Low Threshold | VTL | -70 | - | - | mV |
| Single-ended Input High Voltage | V_IHS | - | - | 460 | mV |
| Single-ended Input Low Voltage | V_ILS | -40 | - | - | mV |
| Single-ended Threshold for HS Termination Enable | V_TERM-EN | - | - | 450 | mV |
B. HS Mode AC & Impedance Specifications:
| Parameter | Symbol | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Differential Input Impedance | Z_ID | 80 | 100 | 125 | ohm |
| Pin Leakage Current | I_LEAK | -10 | - | 10 | uA |
| Common-mode Interference (>450MHz) | ΔV_CMRX(HF) | - | - | 100 | mV |
| Common-mode Interference (50-450MHz) | ΔV_CMRX(LF) | -50 | - | 50 | mV |
C. Embedded Termination Configuration:
The module features programmable termination resistors (R_T) on the receiver side.
- Resistance Selection: Controlled by 2-bit
RT_SEL[1:0].00→ 200 ohm10,01→ 150 ohm11→ 100 ohm (Default)
- Enable Control: Controlled by 1-bit
TERMR_EN.TERMR_EN=0: Termination disabled (Open).TERMR_EN=1: Termination enabled.
D. Line Contention Detection:
| Parameter | Symbol | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Logic 1 Contention Threshold | V_HCD | 450 | - | - | mV |
| Logic 0 Contention Threshold | V_ILCD | - | - | 200 | mV |
4. Optical Characteristics & Measurement
4.1 Measuring Conditions
Optical specs are measured under the following standard conditions:
- Environment: Dark room.
- LED Current (I_L): 160 mA.
- Ambient Temperature: 25 ± 2 °C.
- Warm-up Time: 15 minutes.
4.2 Measuring Equipment
- Instrument: FPM520 from Westar Display Technologies, Inc.
- Sensors: Utilizes SR-3 for Chromaticity measurement and BM-5A for other optical characteristics (Luminance, Contrast, etc.).
(Note: Specific optical values like brightness, contrast ratio, viewing angles, and color gamut are detailed in the "Electro-Optical Characteristics" section (Section 8) of the full document, which is not fully captured in the provided snippet.)
5. Application Scenarios
1. Automotive Digital Instrument Cluster / Center Console Side Display:
- Why it fits: The tall, narrow format is perfect for displaying a vertical stack of information such as vehicle status, navigation turn-by-turn, media lists, or climate controls alongside a main widescreen display.
2. Industrial Machine Sidebar Control Panel:
- Why it fits: In industrial settings, this module can serve as a dedicated control or status panel mounted on the side of machinery, displaying parameters, logs, or control buttons in a vertical layout.
3. Specialized Medical/Test Equipment Display:
- Why it fits: For devices that need to display long lists of data, sequential waveforms, or vertical imaging slices without horizontal scrolling.
4. Point-of-Sale (POS) System Customer Display:
- Why it fits: Can be used as a tall customer-facing display showing transaction details, advertisements, or menus.
5. Custom UI for Unique Form Factors:
- Why it fits: Any product with a mechanical design constraint favoring a tall, narrow display area.
6. Critical Integration Notes
1. Power Sequencing: The presence of multiple supply voltages (VDD, VGH, VGL, AVDD) mandates strict adherence to the power-on/off sequence detailed in the full specification to avoid latch-up or damage to the LCD panel.
2. MIPI DSI Host Requirements: The host processor must have a MIPI DSI transmitter configured for 4 data lanes. The electrical levels (1.5V VDD) and timing must comply with the specifications above.
3. Backlight Driver Design: The backlight requires a constant current driver capable of delivering up to 160mA at a voltage up to 17.5V. The driver circuit must be designed considering the LED lifetime notes.
4. Mechanical Integration: Due to the unusual aspect ratio, careful attention must be paid to the housing design, ensuring proper support and avoiding stress on the long, narrow panel. The full mechanical drawing is essential.
5. Touch Panel Integration: The TP_Sync pin indicates support for synchronizing an external touch controller. If touch is required, a compatible touch panel and controller must be selected and integrated according to the sync signal timing.
Conclusion: The LESSON LS088I01-MP-V1 is a specialized, high-performance display module designed for niche applications where its ultra-wide 480x1920 resolution provides a distinct ergonomic or space-saving advantage. Its modern MIPI DSI interface and detailed electrical specifications facilitate robust integration into sophisticated electronic systems.
Final Disclaimer: This summary is based on the provided document excerpts. For complete and authoritative details—including absolute optical specifications, detailed mechanical drawings, power sequencing diagrams, and reliability data—designers must obtain and rigorously follow the official LS088I01-MP-V1 product specification PDF from LESSON Smart Display Technology Co., Ltd.
