3.5" TFT LCD Touch Screen Display RGB 320x240 Landscape 54 Pin With Capacitive Touch Screen Product Introduction
SAEF TECHNOLOGY SF-TO350M-8840A-CT is a 3.5-inch LCD Cell with thin film transistors as active elements and contains pixels. This model is composed of a single 3.5 (4:3) inches transmissive type main TN-LCD panel. The resolution of the panel is 320(RGB) x 240 pixels and can display up to 16.7M color.
SF-TO350M-8840A-CT is with PCAP touch screen OCA attached , the PCAP is G+G structure. SF-TO350M-8840A-CT supports RGB interface while the touch screen is IIC interface.
SF-TO350M-8840A-CT TFT LCD module is widely used in black box, smart device, mobile POS, cash reader, GPS hand-held phone, handheld food ordering machine, signal analyzers, bench top laboratory equipment, security system, home automation, mini audio player, baby monitor, and other handhold devices, etc.
Feature:
| Product: | LCD Touch Screen 3.5" |
| Resolution: | 320X240 Dots |
| Cover Lens: | Customizable |
| Interface: | RGB Interface |
| Pin Number: | 54 Pins |
| Touch Screen: | With PCAP Touch Screen |
| Surface Luminance: | 320 Cd/m2 (can Be Customized ) |
| Viewing Direction: | 6 O'clock |
| Outline Dim.: | 76.9x63.9x4.65 Mm |
| Backlight Supply Current: | 20 MA |
| Backlight Supply Voltage: | 19.2 V |
| Connection: | Plugging |
| Input Voltage: | VDD+0.3 V |
| Power Supply Voltage For Logic: | 1.6~3.3 V |
| Operating Temperature: | -20 To 70 °C |
| Storage Temperature: | -30 To 80 °C |
| Certificate: | ISO9001:2015 / ISO1400:2015 |
| Compliance: | REACH & RoHS Compliant |
3.5" TFT LCD Touch Screen Display RGB 320x240 Dots Product Drawing
Interface Pin Definition
| NO. | PIN NAME | I/O | Description |
| 1 | LED-K1 | I | LED Cathode |
| 2 | LED-K2 | I | LED Cathode Connect to LED-K1 |
| 3 | LED-A1 | I | LED Anode |
| 4 | LED-A2 | I | LED Anode Connect to LED-A1 |
| 5-7 | NC | - | No Connection |
| 8 | /RESET | I | Reset Pin |
| 9 | CS | I | Input pin for chip selection signal |
| 10 | SCL | I | SPI Clock Signal |
| 11 | SDI | I | SPI Interface Input Pin |
| 12 | B0 | I | BLUE Data Signal(LSB) |
| 13-19 | B1-7 | I | BLUE Data Signal |
| 20 | G0 | I | GREEN Data Signal(LSB) |
| 21-27 | G1-7 | I | GREEN Data Signal |
| 28 | R0 | I | RED Data Signal (LSB) |
| 29-35 | R1-7 | I | RED Data Signal |
| 36 | HSYNC | I | Horizontal Synchronizing Signal |
| 37 | VSYNC | I | Vertical Synchronizing Signal |
| 38 | DOTCLK | I | Clock Signal to Sample each date |
| 39-40 | NC | - | No Connection |
| 41 | VDD | I | +2.8V Power Source |
| 42 | VDDIO | I | 1.8V~2.8V Power Source |
| 43 | YU | I | Touch Panel Pin |
| 44 | XL | I |
| 45 | YD | I |
| 46 | XR | I |
| 47-51 | NC | - | Not Connection |
| 52 | ENABLE | I | Input Data enable control |
| 53-54 | GND | I | Power Ground |
Maximum Absolute Limit
| Item | Symbol | Value | Unit |
| Power supply voltage for logic | VDD | 1.6~3.3 | V |
| Input voltage | Vin | VDD+0.3 | V |
| Operating temperature | Topr | -20 to 70 | °C |
| Storage temperature | Tstg | -30 to 80 | °C |
Backlight Electrical-optical Characteristics
| Item | Symbol | MIN | TYP | MAX | UNIT | Condition |
| Supply Voltage | Vf | 17.5 | 19.2 | 20.5 | V | If=20mA |
| Supply Current | If | - | 20 | - | mA | - |
| Reverse Voltage | Vr | - | - | 5 | V | - |
| Power dissipation | Pd | - | 288 | - | mW | - |
| Luminous Intensity | | 260 | 320 | 350 | Cd/m2 | If=20mA |
| Uniformity for LCM | - | 80 | - | - | ％ | If=20mA |
| Backlight Color | White |
Reliability Test
| Item | Condition | Time (hrs) | Assessment |
| High temp. Storage | 80°C | 120 | No abnormalities in functions and appearance |
| High temp. Operating | 70°C | 120 |
| Low temp. Storage | -30°C | 120 |
| Low temp. Operating | -20°C | 120 |
| Humidity | 60°C/ 90%RH | 120 |
| Thermal Shock Temp. Cycle | -20°C ¬ 25°C ®70°C (0.5 hour ¬ 5 min ® 0.5 hour) | 10cycles |
3.5" TFT LCD Touch Screen Display RGB 320x240 Landscape 54 Pin With Capacitive Touch Screen Product Image
Factory Facilities and Certificates
Projected Capacitive (PCAP) touch
Projected Capacitive (PCAP) touch technology offers a fast and sensitive response and professional-grade reliability combined. The SAEF
technology projected capacitive touch screen is designed for strict industrial, medical, and automotive applications. We can also combine PCAP touch screens with liquid crystal displays (LCDs), which is an integrated embedded solution that helps simplify the supply chain and assembly.
Cover Glass:
1. Shape: Custom sizes, shapes, edge treatments, holes and cut-outs
2. Color: Silk printing, Logo
3. Glass material: Gorilla Glass, Tempered Glass, PMMA
4. Treatments: Mirror, AG, AR, AF
Sensor:
1. Sensor Material: Glass, Film, Film+Film
2. FPC: Shape design optional
3. IC: EETI, ILITEK, SIS, Cypress, Focaltech, Goodix and so on
4. Interface: I2C, USB, RS232
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Contact Us
We love to hear about your projects, If you have any questions, we can be reached at sales2@saef.com.cn
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3.5" TFT LCD Touch Screen Display RGB 320x240 Landscape 54 Pin With Capacitive Touch Screen Images
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