2.8 inch tft lcd display

2.8 inch tft lcd display

2.8 inch tft lcd display

►Resolution : 240×400 dots
►View Direction: 12 o’clock
►Interface: RGB
►Driver IC: ILI9327
►RTP/CTP: Optional
►Brightness(cd/m²): 380
►Outline Dimension: 43.22 * 73.20* 3.05(mm)

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DESCRIPTION

H28N4009 is a 2.8 Inch TFT LCD Display Module with optional resistive touch screen and capacitive touch screen control with a resolution of 240×400 pixels. This size TFT LCD monitor is portrait mode with wider viewing angle by POL adjustment, left: 45/right: 45/up: 50/down: 20 degrees (typical).Optional RTP or CTP.

This H28N4009 module has built-in ILI9327 controller IC, supports RGB 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, beauty Industrial ideal for 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

2.8 inch tft lcd display

SPECIFICATIONS

General Specifications

ItemContentsUnit
Size2.8inch
LCM Dimension43.22（W）* 73.20（H） * 3.05(T)mm
LCD Active Area36.72* 61.20mm
Number Of Dots240×400pixel
LCD Typea-Si TFT
Viewing Direction12 o’clock
Driver ICILI9327
Interface TypeRGB
Operating Temperature-20℃~ 70℃
Storage Temperature-30℃~ 80℃
Backlight Type4 LEDs
Brightness380 Cd/m2

Interface

LCM PIN Definition

NO.SymbolDescription
1LED-ABACKLIGHT ANODE
2LED-KBACKLIGHT CATHODE
3NCNC
4GNDGround
5RESETReset pin
6VSYNCFrame Synchronizing Signal
7HSYNCLine Synchronizing Signal
8DCLKDot Clock Signa
9DENData Enable Signal
10-15R5-R0Data Bus
16-21G5-G0Data Bus
22-27B5-B0Data Bus
28SDOSerial Data Output
29SDISerial Data Input
30SCLSerial  Clock
31CSChip Select
32TENot Connect
33VCCPOWER SUPPLY
34GNDGround
35TP-SDATP-Serial Data Input
36TP-SCLTP- Serial  Clock
37TP-RSTTP- Reset pin
38TP-EINTTP-EINT DATA SIGNAL
39GNDGround
40TP-AVDDTP And LCM Power supply

DC Characteristics

ItemSymbolMinTypMaxUnit
TFT gate on voltageVGH—15—V
TFT gate off voltageVGL—-7.5—V
TFT common electrode VoltageVcom—-1—V

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*IOVCC–IOVCCV
Input Low VoltageVIL0–0.2*IOVCCV
Output High VoltageVOH0.8*IOVCC––V
Output Low VoltageVOL––0.2*IOVCCV

Backlight Circuit Characteristics

ItemSymbolMin.Typ.Max.Unit
LED CurrentIB—6080mA
LED VoltageVf2.83.03.2V
CIEX0.2650.2950.325
Y0.260.290.32
Brightness of LCML—380—cd/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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