3.5Inch Round Semicircular LCD Display 800x640 HD TFT Screen
Product Specification
| Size | 3.5inch |
| Resolution | 800X640 |
| LCD Type | Transmissive TFT |
| Viewing Direction | ALL o’clock |
| LCM Outline Dimension | 97.60(H) X 83.79(V) X4.04(T) mm |
| Operating temperature | -20℃~70℃ |
| Storage temperature | -30℃~80℃ |
| Driving IC | FL5893 |
About this item
The 3.5-inch circular TFT display module is a high-performance
screen designed for applications where a unique, round display
format is desired. With a resolution of 800x640 pixels, this
display offers crisp and clear visuals with vibrant colors, making
it perfect for devices that require a more dynamic, aesthetically
appealing user interface.
This transmissive TFT screen features a wide viewing direction (ALL
O’clock), ensuring clear, consistent image quality from multiple
angles. The 1200:1 contrast ratio, even in varying lighting
conditions. The high-resolution round format offers ample space for
displaying detailed graphics, icons, and text, all while
maintaining a compact size suitable for portable devices.
With a 90mm x 72mm active area and a thin profile (4.04mm in
depth), this display is perfect for modern wearables, control
panels, and other cutting-edge electronics. Its robust operating
temperature range of -20°C to 70°C and storage temperature range of
-30°C to 80°C ensures that it can function reliably in a variety of
environmental conditions.
Driven by the FL5893 IC, the module supports fast response times
(25ms) and efficient performance, making it ideal for interactive
applications. Whether you're working on a custom wearable or an
innovative IoT device, this 3.5-inch circular LCD display offers a
compelling balance of performance, aesthetics, and durability.
Interface Pin Definition
| NO. | Symbol | Level | Function |
| 1 | LEDA | | Power for LED backlight (Cathode) |
| 2 | LEDK | | Power for LED backlight (anode) |
| 3 | LEDK | | Power for LED backlight (anode) |
| 4 | GND | | Power ground |
| 5 | VCC | | Power for digital circuit |
| 6 | RST | | Reset Signal input pin. |
| 7 | DISP | | DISP pull low is Standby mode;Normally pull high |
| 8 | VDD_OTP | | Power Supply For LCD. |
| 9 | SDA | | Serial data input/output pin. |
| 10 | SCL | | Serial clock signal pin. |
| 11 | CS | | Chip selection signal pin. |
| 12 | DCLK | | Dot clock signal for RGB interface operation. |
| 13 | DE | | Data enable signal for RGB interface operation. |
| 14 | VS | | Framesynchronous signal for RGB interface
operation. |
| 15 | HS | | Line synchronous signal for RGB interface operation. |
| 16-21 | R5-R0 | | Red data |
| 22-27 | G5-G0 | | Green data |
| 28-33 | B5-B0 | | Blue data |
| 34 | GND | | Power ground |
| 35 | TP-INT | | Touch panel interrupt output |
| 36 | TP-SDA | | Touch panel I2C data |
| 37 | TP-SCL | | Touch panel I2C clock |
| 38 | TP-RST | | Touch panel reset |
| 39 | TP-VCC | | Touch panel Power supply 2.8~3.3V |
| 40 | GND | | Power ground |
External Dimensions
FAQ
1: What are the payment terms?
A: We usually accept T/T, Paypal, other terms to be negotiated.
2: What’s the lead time?
A: Usually 3~5 days for sample orders if goods are in stock, and
3~5 weeks for mass production (basing on the quantity and product).
3. Do you support custom logo on the LCM?
A: Yes, we support, pls send us your detail inquiry, our sales will
contact you asap.
4. How can I place a sample order?
A: Pls send us your inquiry, our sales will contact you soon.
5. What size LCD display can you provide?
A: 0.96 inch to 21.5 inch TFT LCD display we can provide.
7. What's your MOQ?
A: Most of our product's MOQ is 1K, beacuse we are a LCD display
manufacturer.
8. What shipping ways do you support?
A: We can consult with it.
