GMA7275CA

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

The GMA7275CA is an LED dot matrix and cluster display module widely used in a broad range of applications. It is a common choice in the industrial and consumer markets, with its bright and clear display, robust construction, and flexible controlling options making it an ideal solution for a wide range of applications.

The display is powered by two independent power sources; the internal power, which is provided by a standard 9-volt battery and the external power, which is provided by 1.2v to 5.5v operating voltage and 0.18 Amp max current. The module has two modes of operation; constant brightness and controlled brightness. In constant brightness mode the module delivers a continuous illumination but the controlled brightness mode allows for automatic dimming. The module is equipped with an integrated dimming and deactivation circuit that enables the user to adjust the brightness level.

The GMA7275CA features a 5 x 7 matrix of dot spacing, with built-in color control, enabling easy color selection for both background and foreground. Its matrix also features built-in memory, which can store up to 10,000 characters or frames. A variety of LED sizes are available, ranging from size 5 to 24. All LED sizes are individually selectable for both background and foreground, making the GMA7275CA highly versatile in its applications.

GMA7275CA works by using a multiplexed technique to achieve high resolution. In this technique a single row of the display is activated at a time, allowing a rapid succession of row activation and deactivation to create the full effect of a complete display. The module also includes two onboard microprocessor controllers, allowing for more complex graphics and text to be displayed. Furthermore, the module implements a blinking feature so that the LEDs can be dimmed or blink in order to indicate specific messages.

In addition to its visual capabilities, the GMA7275CA also has audio control functions. It is equipped with a built-in microphone, allowing the module to record sound and replay it through the LEDs. This allows for complex audio-visual effects such as music or spoken words to be displayed through the LEDs. The module is also equipped with a level-shifter for RS232 serial communication, allowing for easy integration into existing systems.

The GMA7275CA provides a high quality, durable product for applications ranging from commercial signage to consumer displays. Its versatility and high resolution make it a popular choice for many applications, providing a cost effective solution that is sure to please.

The specific data is subject to PDF, and the above content is for reference