TFT LCD display module YX15402A

color240 x 2401.54"

Product Overview
The YX15402A is a 1.54-inch square TFT LCD display module with 240×240 RGB resolution and an 8-bit MCU interface, designed for wearable devices, handheld terminals, industrial controllers, medical instruments and compact IoT equipment. The module integrates the ST7789V driver IC and a 3-LED white backlight.

Key Features

• Driver IC: ST7789V
• Transmissive TFT-LCD, square 240×240 resolution
• All O'Clock viewing direction
• Low power consumption suitable for battery-powered devices

Applications

• Wearable devices
• Handheld terminals and portable POS
• Industrial controllers and HMIs
• Medical devices and instruments
• Smart IoT sensors and controllers

Basic Specifications
Display Size: 1.54 inch
Resolution: 240 (RGB) × 240
LCD Type: TFT-LCD, Transmissive
Active Area: 27.72 × 27.72 mm
Outline Dimensions: 31.52 × 33.72 × 1.85 mm
Pixel Pitch: 0.1155 × 0.1155 mm
Driver IC: ST7789V
Interface: MCU 8-bit
Backlight: White LED × 3
Analog Operating Voltage: 3.3 V Typ.

Optical Characteristics
Resolution: 240 × 240
Contrast Ratio: 800:1
Color Gamut: 60% (typ.)
Brightness: 300 cd/m² (typ.)
Luminance Uniformity: 80%
Viewing Angle (CR ≥ 10): 80° / 80° / 80° / 80°
Response Time: 25 ms

Operating Conditions
Operating Temperature: -20°C to +70°C
Storage Temperature: -30°C to +80°C
Humidity: ≤90% RH (60°C)

Mechanical & Integration
Compact outline dimensions and defined active area facilitate mechanical integration into space-constrained products. Mechanical drawing and PCB mounting details are available on request.

Technical Specifications

• Model: YX15402A
• Display size: 1.54 inch
• Resolution: 240×240 (RGB)
• LCD type: TFT-LCD, Transmissive
• Driver IC: ST7789V
• Interface: MCU 8-bit
• Active area: 27.72 × 27.72 mm
• Outline dimensions: 31.52 × 33.72 × 1.85 mm
• Pixel pitch: 0.1155 × 0.1155 mm
• Backlight: White LED × 3
• Typical analog operating voltage: 3.3 V
• Brightness: 300 cd/m²
• Contrast ratio: 800:1
• Viewing direction: All O'Clock
• Operating temperature: -20°C to +70°C