4.0" Portrait TDDI Display Module Built for Smart Access Control and POS Devices

Welcome to Leadtek Display!

As smart devices become more compact and feature-rich, designers face an ongoing challenge: delivering an intuitive user experience while working within increasingly limited space constraints.

Whether developing facial recognition access systems, smart door locks, handheld POS terminals, or industrial control devices, manufacturers are looking for display solutions that offer high visual quality, responsive touch functionality, and simplified system integration—all without increasing product size.

Why TDDI Technology Matters

One of the key trends driving modern display design is the adoption of TDDI (Touch and Display Driver Integration) technology.

By integrating touch and display driver functions into a single chip, TDDI technology helps reduce component count, streamline system architecture, and support more compact device designs. This allows engineers greater flexibility when optimizing product layouts while maintaining a smooth user experience.

As demand grows for thinner, smarter, and more connected devices, TDDI has become an increasingly attractive solution across a wide range of embedded applications.

To support these evolving requirements, Leadtek Display introduces the LTK040FTIIT61-V0, a 3.95-inch TDDI display module designed for next-generation smart devices.

✔ Advanced TDDI Technology
Integrates the touch controller and display driver into a single chip, helping reduce component count, simplify system architecture, and support slimmer device designs.
✔ 480 × 1080 High Resolution
Provides sharp, detailed visuals for intuitive and user-friendly interfaces.
✔ IPS Wide Viewing Angle
Ensures consistent image quality and readability from different viewing positions.
✔ Compact Design
With an outline dimension of just 47.10 × 101.90 × 2.92 mm, the module is ideal for space-constrained applications.
✔ Flexible Integration
Supports MIPI display interface and IIC touch interface for seamless system development.
✔ Reliable Performance
Operating temperature: -20°C to +70°C
Storage temperature: -30°C to +80°C

Basic Parameters  

✅LCD Size: 4.0 inch

✅Module Number:LTK040FTIIT61-V0

✅Resolution: 480*1080

✅LCD Interface: MIPI

✅Luminance(cd/m²): 250

✅Viewing Direction: IPS

✅Active Area(mm): 42.00(H)*94.50(V)

✅Outline Dimension(mm): 47.10(H)*101.90(V)*2.92(T)

✅TP Interface: IIC

✅Operating Temp: -20~+70°C

✅Storage Temp: -30~+80°C

Ideal Applications：Smart Industry & Home

 ——Smart facial recognition access control systems
 ——Smart door locks
 ——Handheld POS payment terminals
 ——Smart home control panels
 ——Industrial HMI devices

Combining a slim profile, responsive touch functionality, and high-resolution display performance, the LTK040FTIIT61-V0 is an ideal solution for next-generation smart devices that demand both reliability and an enhanced user experience.

If you would like more information or discuss customization options for your project, our team would be happy to assist.

Product Showcase Video: https://youtu.be/upxHrgHeilk

Product Details:https: https://www.leadtekdisplay.com/40-4801080-ips-mipi-tddi-p-3188.html