LDM-21257NI

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LDM-21257NI is a versatile display module that serves a wide range of applications. The device includes a 2 x 12 red column dot matrix structure and a seven segment display cluster of characters. The superior quality and long-term reliability of the design make it an ideal choice for applications requiring large dot-matrix displays and seven segment clusters.

The LDM-21257NI is capable of displaying characters, texts, icon shapes and other images in a variety of different formats. The modules are designed to provide a high resolution display with excellent surface brightness and contrast. The dot matrix can be configured to generate any size of character and text up to 8 px, while the cluster of characters can be configured to generate characters up to 7 px. The dot matrix display is driven by a shift register and is equivalent to 512 x 12 dots in size, while the seven segment display is driven by a latch and equivalent to 17 x 7 dots in size. The module also includes a built-in dimmable LED backlighting, allowing for further customization of any display.

In order to optimize the performance of the device and reduce the power consumption, each of the six output phases are driven through level shifters and transistors. This allows for the use of low voltage power supplies for both the logic and display functions of the device.

The operating and working principle of the LDM-21257NI is relatively simple. First, a data signal is generated from an external source and sent to the module. This data signal is then converted into a binary signal and sent to the output phase drives via the level shifters and transistors. The output phases are then sent to the dot matrix and the seven segment display and are configured according to the specific settings of the interface. Finally, the display is illuminated with the dimmable LED backlight, providing a crisp and clear display.

The LDM-21257NI is an ideal solution for applications such as led billboards, informational signage, point of sale displays, office automation systems and automotive instrumentation. The device provides a cost effective solution with superior performance and long-term reliability. The superior quality, high resolution and long-term reliability of this display module make it an ideal choice for applications where an attractive, reliable and cost efficient display is required.

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