2.31 inch tft display

2.31 inch tft display

2.31 inch tft display

►Resolution : 320×240 dots
►View Direction: TN
►Interface: RGB
►Driver IC: ILI9342C
►RTP/CTP: Optional
►Brightness(cd/m²): 380
►Outline Dimension: 55 * 47.55 * 2.75(mm)

DESCRIPTION

HC-230HJ4001 is a 2.31 inch tft LCD display module with optional resistive touch screen and capacitive touch screen control with a resolution of 320×240 pixels. This size TFT LCD display is portrait mode with wider viewing angle by POL adjustment, left: 70/right: 70/up: 70/down: 60 degrees (typical).Optional RTP or CTP.

This HC-230HJ4001 module has built-in ILI9342C controller IC, supports RGB 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 instrumentation , 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

2.31 inch tft display

SPECIFICATIONS

General Specifications

ItemContentsUnit
Size2.31inch
LCM Dimension55(W)* 47.55(H) * 2.75(T)mm
LCD Active Area46.75* 35.06mm
Number Of Dots320×240pixel
LCD Typea-Si TFT
Viewing Direction6 o’clock
Driver ICILI9342C
Interface TypeRGB
Operating Temperature-20℃~ 70℃
Storage Temperature-30℃~ 80℃
Backlight Type2 LEDs
Brightness380cd/m2

Interface

LCM PIN Definition

NO.SymbolDescription
1NCNC
2NCNC
3VGLCapacitor for po wer setting
4C4PCapacitor for charge pump
5C4MCapacitor for charge pump
6VGACapacitor for po wer setting
7NCNC
8VCACCapacitor for po wer setting
9VINT3Capacitor for po wer setting
10C3PCapacitor for charge pump
11C3NCapacitor for charge pump
12VINT2Capacitor for po wer setting
13C2PCapacitor for charge pump
14C2MCapacitor for charge pump
15NCNC
16C1PPower transistor gate signal for the boost converter
17C1MMain boost regulator feedback input.
18PGNDGround
19PVDDPOWER SUPPLY
20NCNC
21LEDABACKLIGHT ANODE
22NCNC
23LEDKBACKLIGHT CATHODE
24NCNC
25GNDGround
26VCCPOWER SUPPLY
27CSChip Select
28SDASerial Data Input
29SCLSerial  Clock
30HSLine Synchronizing Signal
31VSFrame Synchronizing Signal
32DCLKDot Clock Signa
33-38D5-D0Data Bus
39-40NCNC

DC Characteristics

ItemSymbolMinTypMaxUnit
TFT gate on voltageVGH15V
TFT gate off voltageVGL-7.5V
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 CurrentIB3040mA
LED VoltageVf2.83.03.2V
 CIEX0.2650.2950.325
Y0.260.290.32
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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