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1.54 inch tft display screen

►Resolution : 240x240dots
►View Direction: IPS
►Interface: MIPI
►Driver IC: ST7789V
►RTP/CTP: Optional
►Brightness(cd/m²): 390
►Outline Dimension: 31.52(W)* 33.72(H) *1.90(T) mm

DESCRIPTION

HC-154HX2501 is a 1.54 inch tft lcd display screen with optional resistive touch screen and capacitive touch screen control with a resolution of 240×240 pixels. This small size lcd display is in portrait mode, the TFT panel adopts IPS panel, left: 80/right: 80/up: 80/down: 80 degrees.Optional RTP or CTP.

This HC-154HX2501 inch module has built-in ST7789V controller IC, supports MIPI 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 the industrial ideal choice for POS machines, instrumentation, etc. The module can operate from -20°C to +70°C; its storage temperature range is -30°C to +80°C.

DRAWING

1.54inch tft module

SPECIFICATIONS

General Specifications

ItemContentsUnit
Size1.54inch
LCM Dimension31.52(W)* 33.72(H) *1.90(T)mm
LCD Active Area27.72* 27.72mm
Number Of Dots240×240pixel
LCD Typea-Si TFT
Viewing DirectionIPS
Driver ICST7789V
Interface TypeMIPI
Operating Temperature-20℃~ 70℃
Storage Temperature-30℃~ 80℃
Backlight Type3 LEDs
Brightness390cd/m2

Interface

LCM PIN Definition

NO.SymbolDescription
1GNDGround
2NCNC
3NCNC
4GNDGround
5NCNC
6NCNC
7GNDGround
8TCNMIPI DSI differential clock pair
9TCPMIPI DSI differential clock pair
10GNDGround
11D0NMIPI DSI differential clock pair
12D0PMIPI DSI differential clock pair
13GNDGround
14GNDGround
15TEFrame mark.
16RESETReset pin
17GNDGround
18GNDGround
19NCNC
20VDDPOWER SUPPLY
21IOVCCI/O   POWER SUPPLY
22NCNC
23LEDKBACKLIGHT CATHODE
24NCNC
25LEDABACKLIGHT ANODE

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 – 1.54 tft display

ItemSymbolMin.Typ.Max.Unit
LED CurrentIB4560mA
LED VoltageVf2.83.03.2V
CIEX0.2650.2950.325
Y0.260.290.32
Brightness of LCML350390cd/m2

Reliability Test Items

Test ItemTest ParametersKey factors for determining test results
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 temperature/humidity60℃±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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