TFT LCD display module YX14011A

color240 x 2401.45"

Product Overview
The YX14011A is a 1.4-inch square TFT-LCD display module with 240×240 RGB resolution and an SPI interface, intended for wearable devices, handheld instruments, industrial controllers, smart home products and IoT applications. Driven by the ST7789V driver IC, the module delivers vivid color reproduction and sharp graphics with an All O'Clock viewing direction. Its compact outline and ultra-slim mechanical profile suit space-constrained embedded designs.

Key Features

• 1.4-inch square TFT-LCD, transmissive type
• Resolution: 240 (RGB) × 240 pixels
• Driver IC: ST7789V
• Interface: SPI
• Viewing direction: All O'Clock
• Backlight: White LED × 3
• LCM input voltage: 3.3 ±0.1 V
• Ultra-slim outline dimensions for compact applications
• Applications: wearable devices, handheld instruments, industrial controllers, smart home products, IoT devices

Basic Specifications
Display Size: 1.4 inch
LCD Type: TFT-LCD, Transmissive
Resolution: 240 (RGB) × 240
Active Area: 25.2 × 25.2 mm
Outline Dimensions: 28.0 × 31.35 × 1.65 mm
Pixel Pitch: 0.105 × 0.105 mm
Viewing Direction: All O'Clock
Driver IC: ST7789V
Interface: SPI
Backlight: White LED × 3
LCM Input Voltage: 3.3 ±0.1 V

Optical Characteristics
Contrast Ratio: 500 : 1
Color Gamut: 60%
Brightness: 1000 cd/m²
Luminance Uniformity: 80%
Viewing Angle (CR ≥ 10): 80° / 80° / 80° / 80°
Response Time: 25 ms

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

Mechanical & Drawing
Outline dimension: 28.0 × 31.35 × 1.65 mm; Active area: 25.2 × 25.2 mm. Mechanical drawing and module images are available.

Technical Specifications

• Model: YX14011A
• Display size: 1.4 inch
• Resolution: 240×240 (RGB)
• LCD Type: TFT-LCD, Transmissive
• Driver IC: ST7789V
• Interface: SPI
• Active area: 25.2 × 25.2 mm
• Outline dimensions: 28.0 × 31.35 × 1.65 mm
• Pixel pitch: 0.105 × 0.105 mm
• Backlight: White LED × 3
• LCM input voltage: 3.3 ±0.1 V
• Viewing direction: All O'Clock
• Brightness: 1000 cd/m²
• Contrast ratio: 500:1
• Color gamut: 60%
• Luminance uniformity: 80%
• Viewing angle (CR≥10): 80°/80°/80°/80°
• Response time: 25 ms
• Operating temperature: -20°C ~ +80°C
• Storage temperature: -30°C ~ +80°C
• Humidity: ≤90% RH (60°C)