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3.5 Inch IPS TFT LCD 320x480 MCU 40-Pin Interface 300nit – High-Quality Display from China Suppliers and Factory
📄 Product Description
H035SHV40I3505 is a vertical 3.5-inch TFT LCD module. This LCD screen adopts an IPS panel, featuring a full-view display direction. It can operate within a temperature range of -20℃ to +70℃, with a resolution of 320×480. The MCU has a 40-pin interface. ILI9488 Driver IC, 300nit brightness, optional touch screen.
This 3.5-inch TFT LCD screen is mainly applied in the following fields:
- Handheld test instruments (digital multimeters, oscilloscopes, etc.)
- Portable data loggers
- Handheld scanners
- Mini game consoles
- Educational electronic devices (children's learning machines)
- Video intercom doorbells
- Smart wearable devices
📏 Mechanical Drawing
⚙ Specification Parameters
| Feature | Spec |
|---|---|
| Model Name | H035SHV40I3505 |
| LCD Size | 3.5 inch |
| Display Format | 320×480 |
| Interface | MCU 40pin |
| Luminance | 300 cd/m² |
| Touch Screen | None, optional |
| Viewing Direction | ALL IPS |
| Color Depth | 262K |
| Driver IC | ILI9488 |
| LCM (W × H × D) | 54.94 × 85.5 × 2.2 mm |
| Active Area | 48.96 × 73.44 mm |
| Operating Temperature | -20℃ ~ +70℃ |
| Storage Temperature | -30℃ ~ +80℃ |
| Operating Voltage | 3.2V |
🔌 Interface Definition
| No. | Symbol | Description |
|---|---|---|
| 1 | GND | System Ground |
| 2 | DB0 | Data bus |
| 3 | DB1 | Data bus |
| 4 | DB2 | Data bus |
| 5 | DB3 | Data bus |
| 6 | GND | System Ground |
| 7 | VDD | Digital power supply. 2.8V |
| 8 | CS | Chip select pin |
| 9 | RS | A register select signal. |
| 10 | WR | Write signal pin |
| 11 | RD | Read signal pin |
| 12 | NC | — |
| 13 | YU | Touch panel signal |
| 14 | XL | Touch panel signal |
| 15 | YD | Touch panel signal |
| 16 | XR | Touch panel signal |
| 17 | LEDA | Backlight LED Anode. |
| 18 | LEDK | Backlight LED Cathode |
| 19 | LEDK | Backlight LED Cathode |
| 20 | LEDK | Backlight LED Cathode |
| 21 | LEDK | Backlight LED Cathode |
| 22 | NC | — |
| 23 | DB4 | Data bus |
| 24 | DB8 | Data bus |
| 25 | DB9 | Data bus |
| 26 | DB10 | Data bus |
| 27 | DB11 | Data bus |
| 28 | DB12 | Data bus |
| 29 | DB13 | Data bus |
| 30 | DB14 | Data bus |
| 31 | DB15 | Data bus |
| 32 | RESET | Reset signal pin |
| 33 | VDD | Digital power supply. 2.8V |
| 34 | VDD | Digital power supply. 2.8V |
| 35 | GND | System Ground |
| 36 | DB5 | Data bus |
| 37 | DB6 | Data bus |
| 38 | DB7 | Data bus |
| 39 | GND | System Ground |
| 40 | GND | System Ground |
❓ Frequently Asked Questions (FAQ)
Q
What is the resolution of the H035SHV40I3505 TFT LCD module?
The H035SHV40I3505 has a resolution of 320×480 pixels, making it suitable for clear data and graphic display in compact handheld devices.
Q
What driver IC does this 3.5-inch LCD module use?
This module uses the ILI9488 driver IC, which is a widely supported and well-documented display controller compatible with many MCU platforms.
Q
Does the H035SHV40I3505 support touch screen functionality?
The standard version does not include a touch screen. However, a touch screen option is available. The interface includes touch panel signal pins (YU, XL, YD, XR) to support this optional feature.
Q
What is the operating temperature range of this LCD module?
The module operates within a temperature range of -20℃ to +70℃, and can be stored between -30℃ and +80℃, making it suitable for use in various industrial and outdoor environments.
Q
What interface type does the H035SHV40I3505 use, and how many pins does it have?
This LCD module uses an MCU parallel interface with 40 pins. The pinout includes data bus lines (DB0–DB15), control signals (CS, RS, WR, RD, RESET), power supply pins (VDD, GND), and backlight LED pins (LEDA, LEDK).
Q
What are the typical application scenarios for this 3.5-inch TFT LCD display?
This display is ideal for handheld test instruments (such as digital multimeters and oscilloscopes), portable data loggers, handheld scanners, mini game consoles, children's educational devices, video intercom doorbells, and smart wearable devices. Its IPS panel ensures wide viewing angles suitable for all these use cases.