1.54″ LCD Display, Square IPS TFT 240×240 with High Brightness

Model No. WF0154ASAAA4DSN0

  • Square TFT Display
  • 1.54 inch TFT LCD
  • Resolution : 240×240 dots
  • View Direction :80/80/80/80 (IPS)
  • Interface :SPI
  • Driver IC : ST7789T3-G4-1
  • Control-Board : No
  • Brightness (cd/m²): 850
  • Frame Through Hole : No
  • Touch Screen : Without Touch Panel
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Description

WF0154ASAAA4DSN0 is a 1.54-inch square IPS TFT LCD with a resolution of 240×240 pixels and an IPS panel. This square IPS TFT has the advantages of higher contrast, a full black background when the display or pixel is off, wider viewing angles of Left:80 / Right:80 / Up:80 / Down:80 degrees (typical), a high brightness of 850 nits (typical value), 900:1 contrast ratio (typical value), an anti-glare glass surface.

This 1.54″ display is built-in with ST7789T3-G4-1 driver IC that can communicate via SPI interfaces. The supply voltage of the analog is from 2.4V to 3.3V, with a typical value of 2.8V. It can operate at the temperature range from -10℃ to +60℃, and its storage temperature range is from -20℃ to +70℃. This WINSTAR high-brightness 1.54-inch LCD is suited for wireless microphone system, coffee scale, personal, and pulse oximeters.

1.54 Display,1.54 LCD, Square IPS TFT - WF0154ASAAA4DSN0

Drawing

Drawing

Specifications

Specifications

Interface

LCM PIN Definition

Pin No. Symbol Function
1 GND Ground.
2 IOVCC Power Supply for I/O System
3 CS Chip selection pin
4 RESET This signal will reset the device
5 RS Display data/command selection pin in 4-line serial interface
6 GND Ground.
7 SCL This pin is used to be serial interface clock
8 SDA SPI interface input/output pin
9 GND Ground.
10 VDD Power Supply for Analog
11 FMARK Tearing effect signal is used to synchronize MCU to frame
memory writing.
12 VLED- Power Supply For LED Backlight Cathode Input
13 VLED- Power Supply For LED Backlight Cathode Input.
14 VLED+ Power Supply For LED Backlight Anode Input.
15 VLED+ Power Supply For LED Backlight Anode Input.

General Specifications

General Specifications

Item Dimension Unit
Size 1.54 inch
Dot Matrix 240 × RGB × 240 dots
Module dimension 31.52 × 33.72 × 1.94 mm
Active area 27.72 × 27.72 mm
Pixel pitch 0.1155 × 0.1155 mm
LCD type TFT, Normally Black, Transmissive
Viewing Angle 80/80/80/80
Backlight Type LED, Normally White
Drive IC ST7789T3-G4-1 or Equivalent
TFT Interface SPI
Touch Panel Without Touch Panel
Surface Anti-Glare

Absolute Maximum Ratings

Absolute Maximum Ratings

Item Symbol Min Typ Max Unit
Operating Temperature TOP -10 － +60 ℃
Storage Temperature TST -20 － +70 ℃

Electrical Characteristics

Electrical Characteristics

Parameter Symbol Value Unit
Min. Typ. Max.
Analog Supply Voltage VDD 2.4 2.8 3.3 V
Power Supply for I/O System IOVCC 1.65 1.8 3.3 V
Input High Voltage VIH 0.7 IOVCC – IOVCC V
Input Low Voltage VIL GND – 0.3 IOVCC mA
Output High Voltage VoH 0.8 IOVCC – IOVCC mA
Output Low Voltage VoL GND – 0.2 IOVCC W
(Panel+LSI) Power Consumption Black Mode – 6.0 – mA
Sleeping Mode – 0.015 – mA

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1.54″ LCD Display, Square IPS TFT 240×240 with High Brightness

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