2.8inch 240x320 TFT LCD Display with ILI9341 IC
Model No. WF28ETLAJDNF0
►Size: 2.8"
►Resolution: 240 x 320 dots
►View Direction: 6H
►Interface: MCU
►Driver IC:ILI9341
►Control-Board: No
►Brightness(cd/m²): 400
►Frame Through Hole: No
►Touch Panel: Projected Capacitive Touch Panel (PCAP)
►Detect Point : 1 Finger
Description
WF28ETLAJDNF0 is a 2.8 inch TFT display module with a resolution of 240x320 pixels and 400 cd/m2 brightness. This LCD module has a projected capacitive touch panel and a built-in IC ILI9341 supporting the MCU interface. Its module dimension is 50.0 x 69.2 mm, and its active area is 43.2 x 57.6 mm. The supply voltage of the module ranges from 2.5V to 3.3V.
WF28ETLAJDNF0 has a 6 o'clock viewing direction, a 12 o'clock gray scale inversion, and a 3:4 aspect ratio. Its operating temperatures range from -20°C to +70°C, and the storage temperatures are from -30°C to +80°C.
DRAWING
SPECIFICATIONS
Interface
NO | Symbol | Function | I/O |
---|---|---|---|
1~4 | DB8~DB11 | Data bus | I/O |
5 | GND | Ground | P |
6 | IOVCC | power supply | P |
7 | /CS | Chip select signal. | I |
8 | RS | register select | I |
9 | /WR | Write data when WRX is Low. | I |
10 | /RD | Read strobe signal. Read out data when RDX is Low. | I |
11 | GND | Ground | P |
12 | NC | No connection | - |
13 | NC | No connection | - |
14 | NC | No connection | - |
15 | NC | No connection | - |
16 | LEDA | Anode of LED backlight. | P |
17~20 | LEDK1~4 | Cathode of LED backlight. | P |
21 | IM0 | IM0=0 8Bit DB0-7; IM0=1 16Bit DB0-DB15 | P |
22 | DB12 | Data bus | I/O |
23~30 | DB0~DB7 | Data bus | I/O |
31 | /RESET | System reset pin. | I |
32~33 | VCI | power supply | P |
34 | GND | Ground | P |
35~37 | DB13~DB15 | Data bus | I/O |
PCAP PIN Definition
Pin | Symbol | Function |
---|---|---|
1 | VSS | Ground for analog circuit |
2 | VDDT | Power Supply : +3.3V |
3 | SCL | I2C clock input |
4 | NC | No connect |
5 | SDA | I2C data input and output |
6 | NC | No connect |
7 | /RST | External Reset, Low is active |
8 | NC | No connect |
9 | /INT | External interrupt to the host |
10 | VSS | Ground for analog circuit |
General Specifications
Item | Dimension | Unit |
---|---|---|
Size | 2.8 | inch |
Dot Matrix | 240 × RGB × 320(TFT) | dots |
Module dimension | 50.0(W) × 69.2(H) ×3.42(D) | mm |
Active area | 43.2 × 57.6 | mm |
Dot pitch | 0.06 × 0.18 | mm |
LCD type | TFT, Normally White, Transmissive | |
Driver IC | ILI9341 or Equivalent | |
TFT Interface | 8-bit/16-bit CPU (build in controller) | |
View Direction | 6 o'clock | |
Gray Scale Inversion Direction | 12 o'clock | |
Aspect Ratio | 3:4 | |
Backlight Type | LED, Normally White | |
PCAP IC | FT6336G or Equivalent | |
PCAP Interface | I2C | |
Touch Panel | Projected Capacitive Touch Panel (PCAP) | |
Surface | Glare |
Absolute Maximum Ratings
Item | Symbol | Min | Typ | Max | Unit |
---|---|---|---|---|---|
Operating Temperature | TOP | -20 | - | +70 | ℃ |
Storage Temperature | TST | -30 | - | +80 | ℃ |
Electrical Characteristics
Operating conditions
Item | Symbol | Min | Typ | Max | Unit |
---|---|---|---|---|---|
Supply Voltage For Analog | VCI | 2.5 | 3.3 | V | |
Supply Voltage For Logic | IOVCC | 1.65 | 3.3 | V | |
Supply Current For LCM | ICC | - | 5 | 7.5 | mA |
Supply Voltage For Touch Logic | VDDT | 3.0 | 3.3 | 3.6 | V |
LED driving conditions
Parameter | Symbol | Min | Typ | Max | Unit |
---|---|---|---|---|---|
LED current | - | 80 | - | mA | |
Power Consumption | 224 | 256 | 272 | mW | |
LED voltage | VBL+ | 2.9 | 3.2 | 3.4 | V |
LED Life Time | 50,000 | - | - | Hr |