
2.2 inch lcd display screen
►Resolution: 176x220dots
►View Direction: 12 o’clock
►Interface: MCU
►Driver IC: ILI9225G
►RTP/CTP: Optional
►Brightness(cd/m²): 390
►Outline Dimension: 40.20 * 55.60 * 2.35(mm)
2.2 inch lcd display screen suppliers have been in high demand as of late due to the outbreak of the coronavirus. Hospitals, schools, and businesses have been scrambling to get their hands on 2.2 inch lcd displays to help prevent the spread of the virus.
The 2.2 inch lcd display is perfect for displaying vital information such as temperature checks, handwashing instructions, and safety procedures. 2.2 inch lcd display suppliers have been working around the clock to keep up with the demand and are doing their best to get 2.2 inch lcd displays into the hands of those who need them most. Thanks to the 2.2 inch lcd display, we can all help to prevent the spread of the virus and keep our loved ones safe.
DESCRIPTION
K220A24101 is a 2.2 inch 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 K220A24101 module has built-in ILI9225G controller IC, supports MCU 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 a handheld device, home Ideal for industries such as electrical appliances. The module can operate at temperatures from -20°C to +70°C; its storage temperature range is -30°C to +80°C.
DRAWING

SPECIFICATIONS
General Specifications
Item | Contents | Unit |
Size | 2.2 | inch |
LCM Dimension | 40.20(W)* 55.60(H) * 2.35(T) | mm |
LCD Active Area | 34.85* 43.56 | mm |
Number Of Dots | 176×220 | pixel |
LCD Type | a-Si TFT | |
Viewing Direction | 12 o’clock | |
Driver IC | ILI9225G | |
Interface Type | MCU | |
Operating Temperature | -20℃~ 70℃ | |
Storage Temperature | -30℃~ 80℃ | |
Backlight Type | 4 LEDs | |
Brightness | 390 | cd/m2 |
LCM PIN Definition
NO. | Symbol | Description |
1 | GND | Ground |
2 | VDD | POWER SUPPLY |
3 | RESET | Reset pin |
4 | CS | Chip enable, Low-active. |
5 | RS | Data/Command register address. |
6 | WR | Write signal, rising-edge-trigger. |
7 | RD | Read signal, rising-edge-active. |
8 | IM0 | I/O choose |
9 | GND | Ground |
10 | VDD | POWER SUPPLY |
11 | DB8 | Data Bus |
12 | DB9 | Data Bus |
13 | DB10 | Data Bus |
14 | DB11 | Data Bus |
15 | DB12 | Data Bus |
16 | DB13 | Data Bus |
17 | DB14 | Data Bus |
18 | DB15 | Data Bus |
19 | GND | Ground |
20 | GND | Ground |
21 | LEDK3 | BACKLIGHT CATHODE |
22 | LEDK2 | BACKLIGHT CATHODE |
23 | LEDK1 | BACKLIGHT CATHODE |
24 | LEDA | BACKLIGHT ANODE |
DC Characteristics
Item | Symbol | Min | Typ | Max | Unit |
TFT gate on voltage | VGH | — | 15 | — | V |
TFT gate off voltage | VGL | — | -7.5 | — | 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 | — | 60 | 80 | 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 | — | 390 | — | 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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