TXW800035B1-TY — 8-Inch Industrial-Grade WUXGA Display Module with G+G Capacitive Touch
1. Product Overview
The TXW800035B1-TY represents a high-performance 8-inch TFT LCD module engineered by Shenzhen Tianxianwei Technology Co., Ltd. for next-generation mobile and embedded display applications. Built around a 1920 × 1200 (WUXGA) pixel matrix, this module delivers exceptional visual clarity with 16.7 million colors, making it ideal for data-rich interfaces, high-definition media playback, and precision touch-controlled systems. The architecture combines a TFT panel, driver IC, flexible printed circuit (FPC), LED backlight unit (BL), and capacitive touch panel (CTP) into a unified, compact assembly optimized for seamless integration.
2. Display Architecture & Optical Performance
At the heart of the TXW800035B1-TY lies an All O'Clock type LCD structure with a transmissive, normally black display mode. This configuration ensures deep black levels, high contrast ratios, and energy-efficient operation—particularly valuable for battery-powered portable devices.
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Resolution: 1920 (H) × 1200 (V) pixels — WUXGA class, delivering 283 PPI pixel density for crisp text rendering and smooth image reproduction
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Color Depth: 16.7M colors, software-selectable, enabling nuanced color grading and photographic fidelity
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Viewing Direction: 80°/80°/80°/80° (typical) — symmetric wide-angle performance ensuring consistent image quality from virtually any orientation
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Display Mode: Transmissive, Normally Black — optimized for indoor and controlled ambient light environments
3. Backlight System & Luminance Engineering
The module employs an edge-lit backlight architecture powered by 36 white LED chips arranged for uniform luminance distribution across the full active area. This design achieves remarkable brightness levels while maintaining thermal manageability.
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Typical Brightness: 1000 cd/m² — sufficient for high-ambient-light readability
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Maximum Brightness: 1200 cd/m² — peak output for demanding visibility scenarios
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Brightness Uniformity: ≥70% (minimum) — ensures no perceptible luminance gradients across the display surface
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LED Forward Voltage (VF): 16.8V ~ 19.2V
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LED Forward Current (IF): 330mA (typical), 390mA (maximum)
LED Lifetime Considerations:
The backlight is rated for 20,000 hours of operational life, defined as the point at which luminance degrades to 50% of original output at 55mA per LED channel. Operating beyond recommended current thresholds will accelerate lumen depreciation. System designers should implement current-regulated drivers and thermal dissipation strategies to maximize backlight longevity.
4. Touch Technology: G+G Capacitive Architecture
The integrated touch panel utilizes G+G (Glass + Glass) construction, a premium capacitive touch architecture that sandwiches the sensor layer between two glass substrates. This approach delivers superior durability, optical clarity, and touch precision compared to film-based alternatives.
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Touch Controller IC: ILI2132 — a proven multi-touch controller supporting gesture recognition and fast response algorithms
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Operating Voltage: 5V (USB power rail compatible)
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Light Transmittance: ≥85% — minimal optical attenuation preserves display brightness and color accuracy
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Surface Hardness: ≥6H — resistant to scratches and abrasion in industrial and public-access deployments
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Touch Operating Temperature: −30°C to +85°C
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Touch Storage Temperature: −30°C to +85°C
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Environmental Humidity: 20% ~ 90% RH
The G+G stack is further enhanced with AF (Anti-Fingerprint) coating on the cover lens and AG (Anti-Glare) surface etching, reducing specular reflections and maintaining clean aesthetics under continuous handling.
5. Electrical Characteristics & Interface Design
The TXW800035B1-TY supports dual-interface connectivity, separating high-speed video data from touch signaling for optimized system integration.
TFT Display Interface — LVDS (Low-Voltage Differential Signaling):
The 45-pin LVDS interface operates at VDDIN = 3.3V (typical) and carries differential data pairs for robust, EMI-resistant video transmission. Key signal groups include:
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Even LVDS Data Channels (ELV0P/ELV0N through ELV3P/ELV3N): 4 differential data pairs
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Even LVDS Clock (ELVCLKP/ELVCLKN): Differential clock synchronization
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Odd LVDS Data Channels (OLV0P/OLV0N through OLV3P/OLV3N): 4 differential data pairs
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Odd LVDS Clock (OLVCLKP/OLVCLKN): Differential clock synchronization
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Power Rails: Multiple VDDIN pins (41-45) for stable 3.3V distribution; dedicated VDD_OTP and EEPEN pins for factory configuration
Capacitive Touch Interface — USB HID Protocol:
The touch panel communicates via a standard 4-pin USB interface:
This USB-based touch architecture eliminates the need for dedicated I²C GPIO routing on the host processor, simplifying PCB layout and enabling plug-and-play compatibility with mainstream operating systems.
6. Power Sequencing & System States
The module implements a sophisticated multi-domain power management scheme with distinct operational states:
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High-Speed Mode: Full video data transmission at maximum LVDS throughput
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Display Off State: Video pipeline suspended; minimal power retention
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Sleep In Mode (CMD 0x10): Deep power-down with register retention
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LP11 State: Low-power MIPI standby (supported for compatible controller variants)
Critical sequencing requirements include:
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VSP/VSN stabilization: ≤1ms ramp timing
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VGH/VGL gate driver rails: Synchronized activation to prevent TFT threshold drift
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Source/GIP alignment: Ensures frame-consistent pixel charging across temperature extremes
System designers must adhere to manufacturer-provided power sequencing waveforms to prevent latch-up, display artifacts, or long-term electrochemical degradation.
7. Mechanical Specifications & Integration Guidelines
The TXW800035B1-TY is packaged in a precision-machined mechanical stack with tight tolerances suitable for flush-mount industrial enclosures.
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LCD Active Area (AA): 107.64 mm × 172.22 mm
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Lens Viewing Area (VA): 108.24 mm × 172.82 mm
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Lens Outer Dimension (OD): 132.3 mm × 197.5 mm (±0.05 mm)
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LCM Outer Dimension: 119.8 mm × 181.7 mm (±0.2 mm)
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Total Module Thickness: 6.85 mm (±0.3 mm) — inclusive of G+G touch stack, LCD cell, backlight, and structural reinforcements
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Cover Lens Thickness: 0.7 mm
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Sensor Glass Thickness: 0.55 mm
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Unspecified Tolerances: ±0.20 mm
Integration Recommendation:
The touch panel window should be designed with a unilateral oversize of 0.3–0.5 mm relative to the LCM active area to accommodate assembly tolerances and prevent optical edge shadowing.
8. Environmental Resilience & Reliability
The TXW800035B1-TY is qualified for extreme-environment deployment through a comprehensive reliability test matrix:
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Operating Temperature: −30°C to +85°C (LCM and TP)
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Storage Temperature: −30°C to +85°C
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Humidity Tolerance: Up to 90% RH (non-condensing)
All materials and processing comply with RoHS environmental protection directives, ensuring global regulatory compliance and sustainable manufacturing practices.
9. Application Domains
The TXW800035B1-TY is architecturally aligned with premium embedded applications requiring high-resolution visualization and responsive touch interaction:
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Industrial Tablets & Handheld Terminals: Wide temperature tolerance and G+G durability withstand factory-floor vibrations and thermal cycling.
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Medical & Healthcare Devices: High brightness and 16.7M color depth support diagnostic imaging and patient monitoring interfaces.
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Smart Retail & Kiosks: AF/AG surface treatments maintain optical clarity under continuous public interaction.
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Vehicle-Mounted Displays: −30°C cold-start capability and 85°C operating ceiling accommodate automotive cabin extremes.
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Mobile Computing Platforms: WUXGA resolution and LVDS efficiency balance visual performance with battery life constraints.
10. Document Control & Compliance
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Model Number: TXW800035B1-TY
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Document Version: 2025-03-11
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Manufacturer: Shenzhen Tianxianwei Technology Co., Ltd.
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Total Pages: 15
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Environmental Standard: RoHS Compliant
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Critical Parameters: Denoted with * asterisk; CPK parameters in [brackets]; reference dimensions in (parentheses)
For complete electrical schematics, timing diagrams, and mechanical CAD files, contact the manufacturer directly or consult the full 15-page technical specification package prior to PCB layout finalization.