3.5' 400Nit TFT Resistive Touch Screen Module

How Do You Use It?

√Clear Information Display: Within the 70.08×52.56 mm active area, it delivers sharp images and text at 320×240 resolution, supporting 16.7 million colors – ideal for presenting complex user interfaces, data charts, and status indicators.

√Multi-system Compatibility: Equipped with multiple interfaces including 24-bit RGB, serial RGB, and CCIR656/CCIR601, it seamlessly connects to mainstream microcontrollers (e.g., STM32, GD32), embedded processors, and multimedia decoding chips, greatly reducing your system integration complexity.

√Stable Operation in Harsh Environments: The wide-temperature design (-20°C ~ +70°C) ensures reliable performance in industrial control panels, outdoor devices, vehicle-mounted applications, and other demanding scenarios without glitches.

√Integrated Backlight Solution: Built-in 6 LEDs with a 19.8V/20mA driving scheme provide uniform brightness, delivering a reliable backlight source for displayed content.

Specification

Details

3.5' 400Nit TFT Resistive Touch Screen Module is typically employed in specific fields.

Industrial Automation & Control

Cases: PLC touchscreen peripheral status displays, CNC machine tool parameter panels, motor drive controller HMIs. The performance of the company’s performance ensures stable operation in factory workshop environments.

Test & Measurement Instruments

Cases: Waveform and data display screens for oscilloscopes, spectrum analyzers, and multimeters. The crisp QVGA resolution is fully capable of presenting precise waveform curves and readings.

Consumer Electronics & Smart Home

Cases: Control panels for high-end coffee machines and smart ovens, indoor unit displays for home security systems. Rich color reproduction enables user-friendly display of icon-based menus.

Automotive & Transportation Equipment

Cases: Truck navigation auxiliary screens, forklift status monitoring screens, rear-seat control screens for in-vehicle entertainment systems. Its vibration resistance and stability meet the requirements of automotive applications.

Medical & Health Equipment

Cases: Portable monitors, infusion pump parameter displays, advanced interfaces for household medical devices (e.g., blood pressure monitors). Reliable performance ensures the safe operation of the equipment.

Why Choose Our 3.5' 400Nit TFT Resistive Touch Screen Module? — A Design Tailored for Project Success

When selecting a display module, what you need is more than just a screen that “lights up”. It is a reliable partner that ensures long-term project stability, reduces overall costs, and accelerates time-to-market. This is exactly the core value delivered by our 3.5-inch TFT display driven by the HX8238D.

Key Advantages: How We Remove Obstacles on Your Path to Productization

1. Industrial-grade Reliability to Withstand Environmental Challenges

Question: Does your device need to operate in non-ideal environments such as workshops, outdoors, or vehicles?

Our Solution: Boasting an operating temperature range of -20°C to 70°C, it far exceeds standard consumer-grade screens (typically 0°C to 50°C). This means whether the device is installed in a frigid warehouse or a sweltering equipment cabinet, the display remains consistently clear and stable. It significantly reduces on-site maintenance costs and brand reputation risks caused by display malfunctions.

2. Ultimate System Compatibility and Integration Convenience

Question: Does connecting to the main control chip require complicated level conversion or protocol bridging? Is your development cycle delayed by lengthy debugging processes?

Our Solution: Full support for 24-bit RGB, serial RGB, CCIR656, and CCIR601 interfaces. Whether you are using mainstream ARM Cortex-M series MCUs or embedded processors with video output capabilities, a direct connection method is almost always available. This provides you with “plug-and-play” compatibility, drastically cuts down software driver debugging time, and allows your engineers to focus on core function development.

3. Supply Security to Safeguard Product Lifecycle

Question: Are you concerned that sudden discontinuation of the screen’s core driver IC will force design modifications for mass-produced projects?

Our Solution: The HX8238D driver IC we adopt is a mature, industry-proven chip with stable supply in the market. We commit to the long-term supply and support of this model, safeguarding your product’s 5–10 year or even longer market lifecycle, and eliminating any worries on your end.

4. Balanced Design Built for “Just Right” Performance

We do not waste your budget on excessive performance you will never use, nor do we compromise on core reliability indicators. We have achieved the perfect balance between QVGA resolution, true-color display, industrial wide-temperature tolerance, and multi-interface support. Every penny of your investment is converted into tangible stability and usability that your product requires.

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