2.8 inch lcd display

2.8 inch lcd display

2.8 inch lcd display

►Resolution : 240×320 dots
►View Direction: 12 o’clock
►Interface: SPI
►Driver IC: ST7789V
►RTP/CTP: Optional
►Brightness(cd/m²): 380
►Outline Dimension: 50.00 * 69.20 * 2.30(mm)

DESCRIPTION

HC-280CI2405 is a 2.8inch tft lcd display module with optional resistive touch screen and capacitive touch screen control with a resolution of 240×320 pixels. This size TFT LCD monitor is portrait mode with wider viewing angle by POL adjustment, Left: 45 / Right: 45 / Top: 50 / Bottom: 20 degrees (typical).Optional RTP or CTP.

This HC-280CI2405 module has built-in ST7789V controller IC, supports SPI interface, power supply voltage (VCC) range is 3.0V to 3.6V, brightness is 380 nits (typ), and contrast ratio is 800:1. This module is a medical device , communication equipment and other industrial ideal choice. The module can operate at temperatures from -20°C to +70°C; its storage temperature range is -30°C to +80°C.

DRAWING

2.8 inch lcd display

SPECIFICATIONS

General Specifications

ItemContentsUnit
Size2.8inch
LCM Dimension50.00(W)* 69.20(H) * 2.30(T)mm
LCD Active Area43.20* 57.60mm
Number Of Dots240×320pixel
LCD Typea-Si TFT
Viewing Direction12 o’clock
Driver ICST7789V
Interface TypeSPI
Operating Temperature-20℃~ 70℃
Storage Temperature-30℃~ 80℃
Backlight Type4 LEDs
Brightness380Cd/m2

Interface

LCM PIN Definition

NO.SymbolDescription
1LEDABACKLIGHT ANODE
2LEDKBACKLIGHT CATHODE
3LEDKBACKLIGHT CATHODE
4LEDKBACKLIGHT CATHODE
5LEDKBACKLIGHT CATHODE
6GNDGround
7NCNC
8RESETReset pin
9CSChip Select
10SCKSerial  Clock
11RSDestination register selection.
12NCNC
13VCCPOWER SUPPLY
14SDISerial Data Input
15SDOSerial Data Output
16NCNC
17NCNC
18NCNC
19NCNC
20NCNC
21NCNC
22NCNC
23NCNC
24GNDGround

DC Characteristics

ItemSymbolMinTypMaxUnit
TFT gate on voltageVGH15V
TFT gate off voltageVGL-10V
TFT common electrode VoltageVcom-1V

Typical Operation Conditions

ItemSymbolMin.Typ.Max.Unit
Analog Supply VoltageVCI2.52.83.3V
Digital Supply VoltageVDD2.52.83.3V
I/O Supply VoltageIOVCC1.651.8/2.83.3V
Input High VoltageVIH0.8*IOVCCIOVCCV
Input Low VoltageVIL00.2*IOVCCV
Output High VoltageVOH0.8*IOVCCV
Output Low VoltageVOL0.2*IOVCCV

Backlight Circuit Characteristics

ItemSymbolMin.Typ.Max.Unit
LED CurrentIB6080mA
LED VoltageVf2.83.03.2V
CIEX0.250.300.35
Y0.260.310.36
Brightness of LCML380cd/m2

Reliability Test Items

Test ItemTest ConditionTest result determinant gist
High temperature storage80±3 ℃,48H; 
Low temperature storage~30±3 ℃,48H; 
High temperature storage70±3 ℃,48H;Inspection after 2~4hours storage at  roomtemperature,
Low temperature operation~20±3 ℃,48H; the sample shall be free from defects:
High temperaturehumi/dity60℃±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~10Hz3.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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