2.0 inch lcd display
►Resolution : 176×220 dots
►View Direction: 12 o’clock
►Interface:MCU/SPI
►Driver IC: ILI9225G
►RTP/CTP : Optional
►Brightness(cd/m²): 380
►Outline Dimension: 37.68 * 51.30 * 2.2(mm)
DESCRIPTION
K200A20300 is a 2.0 inch tft LCD display module with optional resistive touch screen and capacitive touch screen control with a resolution of 176×220 pixels. This size TFT LCD display is portrait mode with wider viewing angle by POL adjustment, left: 45/right: 45/up: 45/down: 20 degrees (typical).Optional RTP or CTP.
This K200A20300 inch module has built-in ILI9225G controller IC, supports MCU or SPI interface, the power supply voltage (VCC) range is 3.0V to 3.6V, the brightness is 380 nits (typ), and the contrast ratio is 800:1. This module is for home use Ideal for industries such as electrical appliances, communication equipment, etc. The module can operate at temperatures from -20°C to +70°C; its storage temperature range is -30°C to +80°C.
DRAWING
SPECIFICATIONS
| Item | Contents | Unit |
| Size | 2.0 | inch |
| LCM Dimension | 37.68（W）* 51.30（H） * 2.2(T) | mm |
| LCD Active Area | 31.68* 39.60 | mm |
| Number Of Dots | 176×220 | pixel |
| LCD Type | a-Si TFT | |
| Viewing Direction | 12 o’clock | |
| Driver IC | ILI9225G | |
| Interface Type | MCU/SPI | |
| Operating Temperature | -20℃~ 70℃ | |
| Storage Temperature | -30℃~ 80℃ | |
| Backlight Type | 3 LEDs | |
| Brightness | 380 | cd/m2 |
Interface
LCM PIN Definition
| NO. | Symbol | Description |
| 1 | VSS | Ground |
| 2 | RESET | Reset pin |
| 3 | RS | Data/Command register address. |
| 4 | WR-SCK | Write signal, rising-edge-trigger./ Serial Clock |
| 5 | RD | Read signal, rising-edge-active. |
| 6 | CS | Chip enable, Low-active. |
| 7 | DB0 | Data Bus |
| 8 | DB1 | Data Bus |
| 9 | DB2 | Data Bus |
| 10 | DB3 | Data Bus |
| 11 | DB4 | Data Bus |
| 12 | DB5 | Data Bus |
| 13 | DB6 | Data Bus |
| 14 | DB7 | Data Bus |
| 15 | SDI | Serial Data Input |
| 16 | VCC | POWER SUPPLY |
| 17 | TE | Frame mark. |
| 18 | IM2 | I/O choose |
| 19 | LEDA | BACKLIGHT ANODE |
| 20 | LEDK | BACKLIGHT CATHODE |
DC Characteristics
| Item | Symbol | Min | Typ | Max | Unit |
| TFT gate on voltage | VGH | — | 15 | — | V |
| TFT gate off voltage | VGL | — | -10 | — | V |
| TFT common electrode Voltage | Vcom | — | -1 | — | V |
Typical Operation Conditions
| Item | Symbol | Min. | Typ. | Max. | Unit |
| Analog Supply Voltage | VCI | 2.5 | 2.8 | 3.3 | V |
| Digital Supply Voltage | VDD | 2.5 | 2.8 | 3.3 | V |
| I/O Supply Voltage | IOVCC | 1.65 | 1.8/2.8 | 3.3 | V |
| Input High Voltage | VIH | 0.8*IOVCC | – | IOVCC | V |
| Input Low Voltage | VIL | 0 | – | 0.2*IOVCC | V |
| Output High Voltage | VOH | 0.8*IOVCC | – | – | V |
| Output Low Voltage | VOL | – | – | 0.2*IOVCC | V |
Backlight Circuit Characteristics
| Item | Symbol | Min. | Typ. | Max. | Unit |
| LED Current | IB | — | 45 | 60 | mA |
| LED Voltage | Vf | 2.8 | 3.0 | 3.2 | V |
| CIE | X | 0.265 | 0.295 | 0.325 | |
| Y | 0.26 | 0.29 | 0.32 | ||
| Brightness of LCM | L | — | 380 | — | cd/m2 |
Reliability Test Items
| Test Item | Test Condition | Test result determinant gist |
| High temperature storage | 80±3 ℃，48H； | |
| Low temperature storage | ~30±3 ℃，48H； | |
| High temperature storage | 70±3 ℃，48H； | Inspection after 2~4hours storage at roomtemperature, |
| Low temperature operation | ~20±3 ℃，48H； | the sample shall be free from defects: |
| High temperaturehumi/dity | 60℃±3 ℃,90%±3%RH ，48H； | 1.Air bubble in the LCD; |
| Thermal Shock | ~20℃/0.5h~+70℃/0.5h for a total 24 cycles； | 2.Non-display; |
Vibration Test | Frequency 10Hz~55Hz~10Hz | 3.Glass crack; |
| Amplitude：1.5mm, X，Y，Z | ||
| direction for total 1H； | 4. The electrical | |
| (Packing condition) | ||
ESD test | ±4KV, Human Body Mode, | characteristics requirements shall be satisfied. |
| 150pF/330Ω； | ||
| ±8KV, Air Mode, 150pF/330Ω； |
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