LTA070A321F

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The LTA070A321F is a 7 inch color TFT-LCD module. It is a multi-functional display module that is capable of displaying color content in the form of text, graphic, movie, and animation. It has an excellent resolution of 800x480, a high luminance of 600 CD/m2, and an outstanding contrast ratio of 800:1. Its wide viewing angle up to 900 makes it an ideal solution for a variety of applications requiring high quality visuals.

Application Field

The LTA070A321F is designed for the automotive, medical, POS, industrial control, instruments and other embedded applications. In automotive applications, it is used to provide visual information for the driver, such as navigation, as well as visual information for other passengers. It can also provide interactive control of audiovisual systems, making it an ideal solution for entertainment purposes. In medical applications, the display is used in areas such as patient monitoring and medical imaging. It can also be used in industrial control and instrumentation, such as machinery, process automation, and factory automation.

Working Principle

The LTA070A321F is composed of many different elements that work together to produce vibrant visuals. The LCD display consists of an array of pixels that are made up of red, green, and blue sub-pixels. When electricity is applied, these sub-pixels produce different colors by changing their transmittance rate. The brightness of the display is controlled by a backlight, which shines light through the LCD array and spreads it evenly across the screen. The backlight is usually provided by LED (light-emitting diode) technology.

The LTA070A321F utilizes pulse-width modulation (PWM) to adjust the backlight brightness. PWM is a type of digital signal that controls the power and brightness of the backlight. The PWM signal is integrated with the LCD driver IC, which is responsible for controlling the transmittance rate of the pixels. This allows for better control of the brightness of the display, as well as improved color accuracy.

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