1.22 Inch TFT LCD Display Manufacturer China 240x204 Dot Resolution SPI Interface
1.22 Inch TFT LCD Display 240x204 Pixels SPI Interface Product Introduction
Product Quick Review
- Model No. SF-TC122B-8175A-N
- Resolution : 240×204 dots
- View Direction : IPS, All Viewing Angles
- Controller IC: ST7789V
- Brightness (cd/m²): 300
- Touch Panel : Without
- with Capactive Touchscreen version SF-TC122B-8175A-CT1
Description
SF-TC122B-8175A-N is a 1.22 inch diagonal 240x204 full color round TFT LCD screen display. it supports SPI interface, widely used for Wearable devices, Round Display, MP3 player, Handheld devices etc. For easy connection to your host, the FFC/FPC tail mates with easy-to-find ZIF sockets.
SF-TC122B-8175A-N is circular mode TFT-LCD featured with brightness 300 nits (typical value). it can be operated at temperatures from -20°C to +70°C, its storage temperatures range from -30°C to +80°C. as 1.22 inch round TFT display module widely used in various application, we customize spi mcu RGB interface with different length of tail. drawings as below for your detailed checking.
1.22 Inch TFT LCD Display 240x204 Pixels SPI Interface Product Drawing
PIN Definition
| 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 | SDA | I | Display Data input signal |
| 7 | SCLK | I | In Serial Interface, this is used as SCL. |
| 8 | RS | I | Display data/command selection pin in 4-line serial interface. |
| 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 |
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 |
DC Characteristics (VDD=2.8V,Ta=25°C)
| Item | Symbol | Min | Type | Max | Unit | Test condition |
| Operating voltage | VDD | 2.6 | 2.8 | 3.3 | V | - |
| Supply current | IDD | - | - | 5 | mA | VDD=2.8V,Ta=25°C |
| Input voltage | VIH | 0.8VDD | - | VDD | V | - |
| VIL | 0 | - | 0.2VDD | V | ||
| Input leakage current | IIL | -1.0 | - | 1.0 | mA | VIN=VDD or VSS |
Backlight Electrical-optical Characteristics
| Item | Symbol | MIN | TYP | MAX | UNIT |
Test Condition |
Note |
| Supply Voltage | Vf | 6.4 | V | If=20AMA | - | ||
| Supply Current | If | - | 20 | - | mA | - | - |
| Reverse Voltage | Vr | - | - | 5 | V | - | |
| Power dissipation | Pd | - | 96 | - | mW | - | |
| Luminous Intensity for LCM |
- |
- | 300 | - | Cd/m2 | If=20MA | - |
| Uniformity for LCM | - | 80 | - | - | ％ | If=20MA | - |
| Backlight Color | White | ||||||
Optical Characteristics
| No. | ITEM | Symbol | Conditions | Specification | Unit | Note | |||
| Min | Typ | Max | |||||||
| 1 | Response Time | Tr+Tf | 25℃ | - | 25 | - | Ms | (1)(2) | |
| 2 | Transmittance (With PL) | T(%) | - | - | 7.1 | - | - | - | |
| 3 | Contrast Rate | Cr |
θ=0, Normal viewing angle |
300 | 500 | - | - | (1)(3) | |
| 4 |
Viewing Angle
|
Hor. | θR | CR>10 | 80 | - | Deg | - | |
| θL | 80 | - | |||||||
| Ver. | Θ+ | - | 80 | - | |||||
| Θ- | - | 80 | - | ||||||
1.22 Inch TFT LCD Display 240x204 Pixels SPI Interface Product Image
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