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[China]
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Address: 3 FL., Yuan Yi Yuan Industrial Park, QianJing Rd, XiXiang, BaoAn,ShenZhen, China
Contact name:Christina
Shenzhen Saef Technology Ltd. |
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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
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