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Clock/Timing - Real Time Clocks

Real time clocks (RTCs) play an important role in both embedded applications and larger systems involving computing. RTCs are much more than simple date and time devices; they are versatile integrated circuits that are built with multiple features and which often embed sophisticated software and circuits. The purpose of this article is to provide information about the X1288V14I-4.5A, its application field, and its working principle.

Application Field

The X1288V14I-4.5A is designed to be used in various applications, including but not limited to: portable communication equipment, GPS applications, wearable devices, high-end motherboards, TVs, smart appliances and automotive electronics. This versatile RTC module is equipped with a single-cell backup solution and a comprehensive temperature compensation circuit. In terms of temperature range, it can work from -40°C to +85°C, making it well suited for operation even in extreme climates.

Working Principle

The X1288V14I-4.5A is based on an advanced IC technology known as CMOS. It is a very energy efficient integrated circuit and features programmable digital outputs and an I2C/SMBus-compatible serial interface. The X1288V14I-4.5A also features a very comprehensive temperature compensation circuit. This makes it capable of providing accurate time-of-day information in even the most extreme climates.

The X1288V14I-4.5A is designed to keep track of real-time date and time information by receiving signals from a set of quartz crystals. This can provide accurate time signals to an accuracy of one minute per month. The RTC also has an alarm function that can be enabled using a set of four general-purpose I/Os.

In terms of power management, the X1288V14I-4.5A comes with a low power mode, allowing it to operate on a minimum supply voltage of 1.5V. It also boasts a very low current consumption of 4.5mA and a working current of 2.5mA. This makes it highly energy efficient and suitable for use with battery-powered applications.

Conclusion

The X1288V14I-4.5A is a highly versatile and energy efficient RTC module which is designed to be used in embedded and larger systems. Its wide temperature range makes it perfect for outdoor operation, while its low current consumption makes it suitable for battery-powered applications. Its accuracy and alarm features further adds to its versatility. All in all, the X1288V14I-4.5A is an ideal choice for real-time date and time applications.

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