3.2″ High Brightness TFT LCD Module – 240×320 Multi-Interface – Sunlight Readable
3.2-inch high brightness TFT LCD display module featuring 240×320 resolution in portrait orientation, ILI9341 driver, and sunlight-readable design. Full multi-interface support including 8080 MCU 8/9/16/18-bit, SPI (3-wire/4-wire), and RGB. Anti-glare surface with wide operating temperature range (-20°C to +70°C). 50,000-hour high-brightness LED backlight with low power consumption. Ideal for outdoor portable instruments, handheld devices, industrial control panels, and compact HMI applications requiring excellent visibility in bright ambient light.
3.2-Inch High Brightness TFT LCD Module – 240×320 with Multi-Interface Support
This 3.2-inch high brightness TFT LCD module features a 240×320 resolution in portrait orientation, an ILI9341 driver, and a highly flexible multi-interface design supporting 8080 MCU (8/9/16/18-bit), SPI (3-wire/4-wire), and RGB modes. Engineered with a high brightness backlight for superior sunlight readability, this display is specifically designed for outdoor portable instruments, handheld devices, industrial control panels, and compact HMI applications requiring clear visibility in bright ambient light conditions. The anti-glare surface, low power consumption, and wide operating temperature range (-20°C to +70°C) make it an excellent choice for demanding outdoor and portable applications.
Key Features
- High Brightness & Sunlight Readable – Optimized for outdoor and bright ambient light environments
- High Resolution Portrait Display – 240×320 resolution for clear, detailed graphics in a 3.2-inch form factor
- 6 o’clock Viewing Direction – Optimized for standard viewing positions with 12 o’clock gray scale inversion direction
- Multi-Interface Support – Selectable 8080 MCU (8/9/16/18-bit), 3-wire/4-wire SPI, and RGB interface modes via IM0/IM1/IM2 pins
- Low Power Consumption – Typical 5.5~8.25mA LCM current, ideal for battery-powered and portable devices
- Wide Operating Temperature – -20°C to +70°C for demanding outdoor and industrial environments
- Anti-Glare Surface – Reduces reflections for improved readability in bright light
- Normally White TFT – Bright, clear display with good contrast
- 50,000-Hour High Brightness LED Backlight – Reliable long-life illumination with 120mA typical current
- ILI9341 Driver IC – Industry-standard driver with extensive library support and easy integration
- No Touch Panel – Cost-effective solution for display-only applications
High Brightness & Sunlight Readable Advantage
This display module features a high brightness LED backlight design, delivering exceptional visibility in bright ambient light conditions. Key benefits include:
- Sunlight Readable – Optimized for outdoor and high ambient light environments
- High Brightness Backlight – 120mA typical LED current with 5.5V~6.5V drive voltage for maximum luminous output
- Anti-Glare Surface – Minimizes reflections to maintain readability in bright environments
- Low Power Consumption – 5.5~8.25mA LCM current for energy-efficient designs
- Compact Portrait Format – Ideal for handheld and portable outdoor devices
- Flexible Interface Options – Multiple interface modes for easy integration with a wide range of MCUs
Technical Specifications
| Parameter | Specification |
|---|---|
| Size | 3.2-inch diagonal |
| Dot Matrix | 240 x RGB x 320 |
| Module Dimension | 55.04 x 77.6 x 2.55 mm |
| Active Area | 48.6 x 64.8 mm |
| Pixel Pitch | 0.2025 x 0.2025 mm |
| Aspect Ratio | Portrait |
| LCD Type | TFT, Normally White, Transmissive |
| View Direction | 6 o’clock |
| Gray Scale Inversion Direction | 12 o’clock |
| Interface | 8080 MCU / SPI / RGB (Multi-mode) |
| Driver IC | ILI9341 or Equivalent |
| Backlight Type | LED, Normally White (High Brightness) |
| Touch Panel | Without Touch Panel |
| Surface Treatment | Anti-Glare |
| Luminance (Brightness) | High Brightness (Sunlight Readable) |
| Operating Temperature | -20°C to +70°C |
| Storage Temperature | -30°C to +80°C |
| Power Supply Voltage (VCI) | 2.5V ~ 3.3V (Typ. 2.8V) |
| Logic Supply Voltage (IOVCC) | 1.65V ~ 3.3V (Typ. 2.8V) |
| LCM Current (IVOL) | 5.5mA ~ 8.25mA (Typ.) |
| LED Voltage (VLED+) | 5.5V ~ 6.5V (Typ. 6.0V) |
| LED Current | 120mA (Typ.) |
| LED Life Time | 50,000 Hours |
Pin Interface
| Pin | Symbol | I/O | Function |
|---|---|---|---|
| 1-4 | NC | – | No Connection |
| 5 | VCI | P | Analog Power Supply (2.8V Typ.) |
| 6 | IOVCC | P | Logic Power Supply (1.8V/2.8V) |
| 7-24 | DB17~DB0 | I/O | 18-Bit Parallel Data Bus |
| 25 | SDA | I/O | Serial Data Input/Output |
| 26 | DOTCLK | I | Data Enable Signal in RGB Interface |
| 27 | DE | I | Data Enable Signal in RGB I/F Mode |
| 28 | HSYNC | I | Horizontal Sync in RGB Interface |
| 29 | VSYNC | I | Vertical Sync in RGB Interface |
| 30 | NRD | I | Read Enable (80 Parallel Bus) |
| 31 | NWR_DNC | I | Write Enable (80 Parallel) / D/C (Serial) |
| 32 | DNC_SCL | I | D/C (Parallel) / Serial Clock |
| 33 | NCS | I | Chip Select Signal |
| 34 | NRESET | I | System Reset |
| 35-37 | IM0/IM1/IM2 | I | System Interface Select |
| 38 | GND | P | Ground |
| 39 | VLED+ | P | LED Backlight Anode |
| 40 | VLED- | P | LED Backlight Cathode |
Applications
This high brightness TFT LCD module is specifically designed for outdoor, portable, and industrial applications where sunlight readability is essential:
- Outdoor Portable Instruments – Handheld test equipment, digital meters, and outdoor data loggers
- Handheld Devices – GPS units, two-way radios, and portable navigation devices
- Industrial Control Panels – Small control panels for outdoor industrial equipment
- Compact HMI – Small human-machine interfaces for outdoor and industrial equipment
- Consumer Electronics – Portable media players, digital cameras, and outdoor electronic accessories
- Medical Devices – Portable diagnostic devices and outdoor monitoring equipment
- Outdoor Sports Equipment – Cycling computers, hiking GPS devices, and outdoor navigation tools
- Security Systems – Access control panels and outdoor surveillance interfaces
Customization Options
We offer flexible customization to meet specific project requirements:
- Touch Panel – Resistive touch panel integration available upon request
- Brightness – Custom brightness levels available for different outdoor/indoor environments
- Interface – Alternative interface options available depending on requirements
- FPC – Custom FPC length, connector type, and pinout available
- Operating Temperature – Extended temperature range versions available
- Surface Treatment – Optional surface treatments including anti-glare or hard coating
- Optical Bonding – For improved outdoor readability and durability
Selection Guide
When selecting this high brightness TFT LCD module for your project, consider the following factors:
- Sunlight Readability – High brightness backlight (120mA LED current) ensures excellent visibility in outdoor and bright ambient light applications
- Display Size and Resolution – 3.2-inch with 240×320 portrait resolution ideal for compact outdoor devices
- Interface Compatibility – Multi-interface support (8080 MCU, SPI, RGB) provides flexibility for different MCU platforms; IM0/IM1/IM2 pins select the mode
- Power Requirements – VCI and IOVCC range 2.5V~3.3V with typical current 5.5~8.25mA; high brightness LED backlight requires 5.5V~6.5V at 120mA
- Viewing Direction – 6 o’clock viewing direction optimized for standard mounting orientations
- Operating Environment – Temperature range -20°C to +70°C suitable for outdoor and portable applications
- Touch Integration – No touch panel included, but available as a customization option
- Mounting Space – Module dimension 55.04 x 77.6 mm with 2.55mm thickness; verify mechanical clearance in your design
Frequently Asked Questions
What makes this display “high brightness” and “sunlight readable”?
This display features a high brightness LED backlight with 120mA typical current and 5.5V~6.5V drive voltage, delivering excellent sunlight readability for outdoor and bright ambient light applications.
What is the resolution of this display?
This display has a 240×320 dot matrix resolution in portrait orientation.
Does this module include a touch panel?
No, this version does not include a touch panel. It is designed as a display-only module. Touch panel integration is available as a customization option.
What interface does this display use?
The module supports multiple interface modes: 8080 MCU (8/9/16/18-bit), 3-wire/4-wire SPI, and RGB interface. The IM0/IM1/IM2 pins select the desired mode.
What is the typical power consumption?
Typical LCM current is 5.5~8.25mA at 2.5V~3.3V, and the high brightness LED backlight requires 5.5V~6.5V at 120mA, making it suitable for battery-powered applications.
What is the LED backlight lifetime?
The LED backlight has a typical operating life of 50,000 hours at 25°C.
What is the viewing direction of this display?
This display has a 6 o’clock viewing direction with 12 o’clock gray scale inversion direction.
Can you provide samples?
Yes, sample units are available for evaluation. Please submit your requirements through the sample request form.
Is driver support available?
Yes, we provide initialization code, datasheets, and technical support for integration. The ILI9341 driver IC is well-supported with extensive libraries and community resources.
What is the MOQ for mass production?
MOQ depends on specific configurations. Please contact our sales team for current MOQ information.
Related Resources
- TFT LCD Modules
- High Brightness Displays
- SPI Interface Displays
- RGB Interface Displays
- LCD Interface Selection Guide
- Customization Services
For volume pricing, customization, or engineering support, please contact our sales team.
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