X1288V14

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The X1288V14 real time clock (RTC) is a high-end product designed for applications that require accurate timing and reliability. The chip is capable of providing both regular clock frequencies and also a selectable “one-shot” interrupt. It also supports a low power mode which allows power consumption to be reduced when only a few functions require frequent updates.

The X1288V14 features a crystal oscillator for time-keeping and a real time clock on chip for accurate time-stamping. It also has clock synchronization capabilities and is capable of tracking multiple time sources for increased reliability. This improved accuracy and reliability makes the X1288V14 well suited for a variety of applications, including industrial process control, instrumentation, automotive systems, and IoT.

The X1288V14 is also capable of generating multiple interrupts at different times, making it a great choice for applications where applications require regular processing. It also has a “one-shot” interrupt capability, which allows the processor to be synchronized with the clock once, and then wait until the specified event occurs. This provides flexibility in how applications can utilize the real time clock.

The working principle of the X1288V14 is fairly straightforward. The oscillator is responsible for allowing the system to keep the time accurately. When the chip is enabled, an external oscillator or crystal provides a signal to the X1288V14. This signal is used to update the real time clock, which is maintained by the on-chip registers. The frequency of the external oscillator has to meet certain requirements, and the external crystal can either be over-specified or with a high temperature coefficient, to ensure accuracy.

The X1288V14 also provides two selectable clock frequencies. The low-speed frequency (LF) is used for normal operations and it is suitable for applications that need frequent access to the clock. The high-speed frequency (HF) can be used to synchronize with external signals of varying frequency. It is suitable for applications that requires longer period of time to acquire and sample data from external sources.

The X1288V14 also has a low power mode feature. This allows for the reduction of power consumption when only a few clocks needs to be updated. When the processor goes into low power mode, the analog oscillator will be powered down and only a few registers are left powered on. This allows the rest of the chip to be powered down, effectively reducing power consumption.

The X1288V14 is a reliable and accurate real time clock that is capable of providing clock synchronization and time tracking capabilities. It is designed to be highly compatible and allows for a wide range of applications, including instrumentation, process control, automotive systems, and IoT. Its low power mode allows power consumption to be reduced when only a few clocks require frequent updates, making it an ideal solution for applications that demand accuracy and reliability.

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