SF-TC122B-8807A1-N SPECIFICATION 2023-09-10.pdf
1.22 inch Round Circular LCD Display Screen TFT 240x204 Dots IPS Full Viewing Angle Product Introduction
SAEF TECHNOLOGY SF-TC122B-8807A1-N is a diagonal size 1.22”inch round shape IPS type TFT LCD Display with resolution 240x204 pixels.
Product Quick Details:
1. LCD Size: 1.22” inch TFT
2. Resolution: 240x204
3. Viewing Angle: All
4. Outline Dimension: 33.66x33.02x1.5 mm
5. LCD Driver IC: ST7789V
6. LCD Interface Type: SPI
7. Temperature: Top -20°C to +70°C; Tst -30°C to +80°C
8. Touch Panel: Without Touch Screen(Customizable)
| Product: | 1.22"inch TFT LCD Screen | Touch Screen: | Without Touch Screen(Customizable) |
| Resolution: | 240x204 | Viewing Direction: | IPS Full Viewing Angle(80/80/80/80) |
| Driver IC: | ST7789V | Pin Number: | 14 Pins |
| Connection: | FPC Connector Type | Surface Luminance: | 300 Cd/m2 (nits) |
| Interface: | SPI | LED Lifetime: | 40,000 Hours |
1.22 inch Round Circular LCD Display Screen TFT 240x204 Dots IPS Product Drawing
PIN Description
| NO. | PIN NAME | I/O | Description |
| 1 | LEDK2 | O | LED Cathode |
| 2 | LEDK1 | O | LED Cathode |
| 3 | LEDA | O | LED Anode |
| 4 | GND | I | Ground |
| 5 | FMARK | I | Tearing effect output pin to synchronies MCU to frame writing, activated by S/W command. |
| 6 | SDI | I | Display Data input signal |
| 7 | SCLK | I | In Serial Interface, this is used as SCL. |
| 8 | RS | I | Register select signal |
| 9 | CS | I | Input pin for chip selection signal |
| 10 | RESET | I | LCM Reset input signal |
| 11 | IOVCC | I | Power Supply 2.8V/1.8V Voltage |
| 12 | VCC | I | Power Supply 2.8V Voltage |
| 13 | GND | I | Ground |
| 14 | GND | I | Ground |
Maximum Absolute Limit
| Item | Symbol | Value | Unit |
| Power supply voltage for logic | VDD | 3.0-3.6 | V |
| Input voltage | Vin | VDD+0.3 | V |
| Operating temperature | Topr | -20 to 70 | °C |
| Storage temperature | Tstg | -30 to 80 | °C |
DC Characteristics (VDD=3.3V,Ta=25°C)
| Item | Symbol | Min | Type | Max | Unit | Test condition |
| Operating voltage | VDD | 3.0 | 3.3 | 3.6 | V | - |
| Supply current | IDD | - | TBD | - | mA | VDD=3.3V,Ta=25°C |
| Input voltage | VIH | 0.7VDD | - | VDD | V | - |
| VIL | 0 | - | 0.3VDD | V |
| Input leakage current | IIL | - | TBD | - | mA | VIN=VDD or VSS |
Backlight Electrical-optical Characteristics
| Item | Symbol | MIN | TYP | MAX | UNIT | Test Condition | Note |
| Supply Voltage | Vf | - | 3.2 | | V | If=40mA | - |
| Supply Current | If | - | 40 | - | mA | - | - |
| Reverse Voltage | Vr | - | - | 5 | V | - | |
| Power dissipation | Pd | - | 128 | - | mW | - | |
| Luminous Intensity for LCM | - | - | 150 | - | Cd/m2 | If=40mA | - |
| Uniformity for LCM | - | 70 | 75 | - | ％ | If=40mA | - |
| Backlight Color | White |
1.22 inch Round Circular LCD Display Screen TFT 240x204 Dots IPS Product Image
Factory Facilities and Certificates
FAQ:
Q1. Can I have a sample order?
A: Yes, we welcome sample order to test and check quality. Mixed samples of different item numbers are acceptable.
Q2. What about the lead time?
A: For off-shelf products, in-stock samples immediately. 1-1.5 wks for sample remaking. 4-6 wks for mass production. For design-in products, 2-3 days for counter drawing proposal; 2 wks for sample making at drawing approval; 5-6 wks for trial-run/mass production at sample approval.
Q3. Do you have any MOQ limit for sample and production order?
A: Low MOQ. 3-5pcs for sample checking is available. Mass production MOQ is normally 1K/lot. We support qty lower than MP MOQ for trail-run/PP-run order.
Q4. How do you ship the goods and how long does it take to arrive?
A: Ship by DHL, UPS, FedEx or TNT. It takes 5-7 days to arrive. Airline and sea shipping also optional.
Q5. How to proceed an order for LCD module?
A: Firstly let us know your requirements or application.
Secondly We quote according to your requirements or our suggestions.
Thirdly customer confirms the samples and places deposit for formal order.
Fourthly We arrange the production.
Q6. Is it OK to print my logo on the LCD product?
A: Yes. Please inform us formally in design stage, and we will make samples with your logo for your sample test and approval. At sample approval, the mass production will follow the approved samples.
Q7: Do you offer guarantee for the products?
A: Yes, we offer 1 year warranty to our products.
Q8: How to deal with the faulty?
A: Firstly, Our products are produced in strict quality control system and the defective rate will be less than 0.2%.
Secondly, during the guarantee period, we will send new lcds with new order for small quantity. For defective batch products, we will repair them and resend them to you or we can discuss the solution including re-call according to real situation.
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