Specifications
Brand Name :
SAEF
Model Number :
SFTO280XC-7333A-CT
Certification :
ISO9001 / ISO14000
Place of Origin :
ShenZhen / China
MOQ :
3 pcs
Price :
The lowest market price guaranteed
Payment Terms :
T/T, PayPal
Supply Ability :
3000K pcs per month
Delivery Time :
1-5 weeks
Packaging Details :
Standard Exportation Package
Screen :
2.8 inch Round TFT
Resolution :
480x480 Pixels
Touchscreen Type :
Capacitive (G+F Structure)
Display Technology :
IPS TFT LCD
Driver IC :
ST7701S
Touch Controller :
CST836U
Interface :
3SPI + 18-bit RGB
Viewing Angle :
85° All Directions
Surface Luminance :
300 cd/m²
Operating Temp. :
-20°C to +70°C
Storage Temp. :
-30°C to +80°C
Surface Hardness :
≥6H Glass
Compliance :
REACH & RoHS Compliant
Backlight Lifespan :
40,000 Hours
Description

Premium 2.8" Circular IPS TFT Display with Integrated Touch

Designed for industrial and commercial applications, Saef Technology’s SFTO280XC-7333A-CT combines a high-resolution 480x480 circular IPS panel with robust capacitive touch technology. Ideal for smart devices, medical equipment, and automotive interfaces where round displays excel.

Key Technical Features:

  • Crisp Visuals: 262K colors, 1200:1 contrast ratio, and 300 cd/m² brightness ensure readability in diverse lighting.
  • Wide Temperature Range: Operates reliably from -20°C to +70°C (-4°F to 158°F) – certified for industrial environments.
  • Advanced Touch: 6H-hardened glass with CST836U controller supports 10-point touch and glove operation.
  • Seamless Integration: 3SPI + 18-bit RGB interface with ST7701S driver IC for plug-and-play compatibility.
  • Durability: IP-rated sealing (optional), shock-resistant design, and 20K-hour LED backlight lifespan.

Certified & Reliable

  1. Complies with RoHS/REACH EU standards
  2. ISO9001:2015 & ISO14001:2015 certified
  3. ESD protection (±4KV)

Ideal For:
• Industrial HMIs • Wearable Tech • Automotive Gauges • Smart Home Controls • Medical Devices

Warranty: 1-year functional guarantee with lifetime technical support. Includes burn-in prevention guidance for static images.

General Specifications

Item Specification Unit
LCD size 2.76 inch
Display Mode Normally Black --
Resolution 480(RGB)x480 Pixel
Pixel pitch 0.1461*RGB*0.1461 mm
Pixel Arrangement RGB Vertical Stripe
Viewing direction IPS -
Module outline dimension 78(H)*78(V)*3.87(D) mm
LCD AA 70.13x70.13 mm
TP VA 70.53x70.53 mm
Colors 262K -
Driver IC ST7701S -
Driver IC RAM Size - -
Interface 3SPI+18RGB --
Backlight White LED --
Touch IC CST836U --
Surface hardness ≥6H --
Touch structure G+F --
Cover lens Glass --
Color Black --
Operating Temperature -20℃~ +70℃ --
Storage Temperature -30℃~ +80℃ --

Mechanical Outline Dimensions

2.8 Inch IPS 480x480 Round TFT LCD Touch Screen Display Module ST7701S Industrial Grade Operating Temp. -20°C to 70°C

Pin Assignment

PIN Symbol Description
1 LEDA LED ANODE
2 LEDK LED CATHODE
3 LEDK LED CATHODE
4 GND Ground
5 VCI LCD analog power supply (3.3V)
6 RESET Reset Signal
7 NC Not connect
8 NC Not connect
9 SDA SPI Data signal
10 SCK SPI Clock signal
11 CS SPI Chip select signal
12 PCLK RGB dot clock signal
13 DE RGB data enable signal
14 VSYNC RGB frame synchronizing signal
15 HSYNC RGB line synchronizing signal
16-33 DB0-DB17 RGB data(B2-B7,G2-G7,R2-R7)
34 GND Ground
35 TP_INT Touch Interrupt
36 TP_SDA Touch IIC Data signal
37 TP_SCL Touch IIC Clock signal
38 TP_RESET Touch Reset Signal
39 TP_VCI Touch Power supply
40 TP_GND Touch Ground

Absolute Maximum Ratings

Item Symbol Min. Max. Unit

Power Voltage

VCI -0.30 +3.3 V
IOVCC -0.30 +2.5 V
TP_VCI / / V
TP_IOVCC / / V
Operating Temperature Top -20.0 70.0
Storage Temperature Tst -30.0 80.0

Operating and Storage

Humidity

Hstg 10% 90% %(RH)

Electrical Characteristics

Item Symbol Min. TYP. Max. Unit
Digital supply Voltage IOVCC 1.65 1.8 1.95 V

Analog supply Voltage

VCI 2.5 2.8 3.3 V
TP Power TP_VCI / / / V
TP Power TP_IOVCC / / / V
Input Signal Voltage

Low

Level

VIL 0 -

0.3 x

IOVCC

V

High

Level

VIH

0.7 x

IOVCC

- IOVCC V

Current of digital supply voltage

IIOVCC - 20 35 Ma
Current of analog supply voltage IVCI - 35 50 Ma

Backlight Unit Driving Condition

Item Symbol Min. TYP. Max. Unit
Forward Current IF - 80 - Ma
Forward Current Voltage VF 2.8 2.9 - V

Backlight Power Consumption

WBL 224 232 - mW
Operating Life Time -- 30000 40000 -- hrs

Product Image

2.8 Inch IPS 480x480 Round TFT LCD Touch Screen Display Module ST7701S Industrial Grade Operating Temp. -20°C to 70°C

2.8 Inch IPS 480x480 Round TFT LCD Touch Screen Display Module ST7701S Industrial Grade Operating Temp. -20°C to 70°C

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2.8 Inch IPS 480x480 Round TFT LCD Touch Screen Display Module ST7701S Industrial Grade Operating Temp. -20°C to 70°C

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Brand Name :
SAEF
Model Number :
SFTO280XC-7333A-CT
Certification :
ISO9001 / ISO14000
Place of Origin :
ShenZhen / China
MOQ :
3 pcs
Price :
The lowest market price guaranteed
Contact Supplier
2.8 Inch IPS 480x480 Round TFT LCD Touch Screen Display Module ST7701S Industrial Grade Operating Temp. -20°C to 70°C
2.8 Inch IPS 480x480 Round TFT LCD Touch Screen Display Module ST7701S Industrial Grade Operating Temp. -20°C to 70°C
2.8 Inch IPS 480x480 Round TFT LCD Touch Screen Display Module ST7701S Industrial Grade Operating Temp. -20°C to 70°C

Shenzhen Saef Technology Ltd.

Verified Supplier
4 Years
shenzhen
Since 2007
Business Type :
Manufacturer
Total Annual :
40000000-50000000
Employee Number :
400~500
Certification Level :
Verified Supplier
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