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1.54inch tft lcd display

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

Category:

DESCRIPTION

1.54 TFT Display

HC-154HX2501 is a 1.54 tft display LCD module with optional resistive touch screen and capacitive touch screen control with a resolution of 240×240 pixels. This small size TFT LCD 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

Item Contents Unit
Size 1.54 inch
LCM Dimension 31.52(W)* 33.72(H) *1.90(T) mm
LCD Active Area 27.72* 27.72 mm
Number Of Dots 240×240 pixel
LCD Type a-Si TFT
Viewing Direction IPS
Driver IC ST7789V
Interface Type MIPI
Operating Temperature -20℃~ 70℃
Storage Temperature -30℃~ 80℃
Backlight Type 3 LEDs
Brightness 390 cd/m2

Interface

LCM PIN Definition

NO. Symbol Description
1 GND Ground
2 NC NC
3 NC NC
4 GND Ground
5 NC NC
6 NC NC
7 GND Ground
8 TCN MIPI DSI differential clock pair
9 TCP MIPI DSI differential clock pair
10 GND Ground
11 D0N MIPI DSI differential clock pair
12 D0P MIPI DSI differential clock pair
13 GND Ground
14 GND Ground
15 TE Frame mark.
16 RESET Reset pin
17 GND Ground
18 GND Ground
19 NC NC
20 VDD POWER SUPPLY
21 IOVCC I/O   POWER SUPPLY
22 NC NC
23 LEDK BACKLIGHT CATHODE
24 NC NC
25 LEDA BACKLIGHT ANODE

DC Characteristics

Item Symbol Min Typ Max Unit
TFT gate on voltage VGH 15 V
TFT gate off voltage VGL -10 V
TFT common electrode Voltage Vcom -1 V

Typical Operation Conditions

Item Symbol Min. Typ. Max. Unit
Analog Supply Voltage VCI 2.5 2.8 3.3 V
Digital Supply Voltage VDD 2.5 2.8 3.3 V
I/O Supply Voltage IOVCC 1.65 1.8/2.8 3.3 V
Input High Voltage VIH 0.8*IOVCC IOVCC V
Input Low Voltage VIL 0 0.2*IOVCC V
Output High Voltage VOH 0.8*IOVCC V
Output Low Voltage VOL 0.2*IOVCC V

Backlight Circuit Characteristics – 1.54 tft display

Item Symbol Min. Typ. Max. Unit
LED Current IB 45 60 mA
LED Voltage Vf 2.8 3.0 3.2 V
CIE X 0.265 0.295 0.325
Y 0.26 0.29 0.32
Brightness of LCM L 350 390 cd/m2

Reliability Test Items

Test Item Test Parameters Key factors for determining test results
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/humidity 60℃±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~10Hz 3.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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Weight 1 kg
Dimensions 20 × 20 × 20 cm

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