2.4 inch lcd display screen

2.4 inch lcd display screen

2.4 inch lcd display screen

►Resolution : 240×320 dots
►View Direction: 12 O’CLOCK
►Interface: RGB/MCU/SPI
►Driver IC: ILI9341V
►RTP/CTP: Optional
►Brightness(cd/m²): 380
►Outline Dimension: 42.72 * 59.46* 2.50(mm)

DESCRIPTION

K240B4020 is a 2.4 inch tft LCD module with optional resistive touch screen and capacitive touch screen control with a resolution of 240×320 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 K240B4020 module has built-in ILI9341V controller IC, supports RGB/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. The module is Industrial ideal for medical equipment, GPS navigators, etc. The module can operate from -20°C to +70°C; its storage temperature range is -30°C to +80°C.

DRAWING

2.4 inch lcd display screen

SPECIFICATIONS

General Specifications

ItemContentsUnit
Size2.4inch
LCM Dimension42.72(W)* 59.46(H) * 2.50(T)mm
LCD Active Area36.72* 48.96mm
Number Of Dots240×320pixel
LCD Typea-Si TFT
Viewing Direction12 O’CLOCK
Driver ICILI9341V
Interface TypeRGB/MCU/SPI
Operating Temperature-20℃~ 70℃
Storage Temperature-30℃~ 80℃
Backlight Type4 LEDs
Brightness380 Cd/m2

Interface

LCM PIN Definition

NO.SymbolDescription
1SDISerial Data Input
2SDOSerial Data Output
3IM0I/O  choose
4IM1I/O  choose
5IM2I/O  choose
6IM3I/O  choose
7RESETReset pin
8VSFrame Synchronizing Signal
9HSLine Synchronizing Signal
10DCLKDot Clock Signa
11DEData Enable Signal
12DB17Data Bus
13DB16Data Bus
14DB15Data Bus
15DB14Data Bus
16DB13Data Bus
17DB12Data Bus
18DB11Data Bus
19DB10Data Bus
20DB9Data Bus
21DB8Data Bus
22DB7Data Bus
23DB6Data Bus
24DB5Data Bus
25DB4Data Bus
26DB3Data Bus
27DB2Data Bus
28DB1Data Bus
29DB0Data Bus
30RDRead signal, rising-edge-active.
31WRWrite signal, rising-edge-trigger./ Destination register selection.
32DCData/Command register address./ Serial  Clock
33CSChip enable, Low-active.
34GNDGround
35VCCPOWER SUPPLY
36IOVCCI/O   POWER SUPPLY
37NCNC
38NCNC
39LEDKBACKLIGHT CATHODE
40LEKABACKLIGHT ANODE

DC Characteristics

ItemSymbolMinTypMaxUnit
TFT gate on voltageVGH1315V
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 CurrentIB1520mA
LED VoltageVf11.21212.8V
CIEX0.2650.2950.325
Y0.260.290.32
Brightness of LCML380cd/m2

Reliability Test Items

Test ItemTest ConditionTest 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 temperature/humidity60℃±3 ℃,90%±3%RH ,48H;1.Air bubble in the LCD;
 
Thermal Shock~20℃/0.5h~+70℃/0.5h2.Non-display;
for a total 24 cycles; 

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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