X1227V8IZ-2.7

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The X1227V8IZ-2.7 is a real time clock (RTC) for embedded applications, used for timekeeping and keeping track of time-dependent events. It is an ultra-low-power device and usually requires a battery backup for its memory. The X1227V8IZ-2.7 comes in two package types, a 28-pin SOIC/PDIP and a 22-pin HVQFN/QFN configurations. It features a low-power 8-channel counter/timers, 5- Select Reference Clock outputs, analog and digital temperature monitoring, a watchdog timer, and support for several popular power-saving modes.

The X1227V8IZ-2.7 features a number of features that make it well-suited to a range of embedded applications. It operates over an extended temperature range of -40 to +85 °C and offers low-power consumption. It is designed to meet the stringent counter/timer accuracy requirements of high-performance embedded applications such as automotive control, industrial control, and consumer electronics. The X1227V8IZ-2.7 also offers support for multiple output clocks, analog and digital temperature measurement, supply voltage monitoring, and a watchdog timer.

An important feature of the X1227V8IZ-2.7 device is the ability to detect and condition any type of power supply, whether it be a battery, a DC power source, or an AC line source. It has internal circuitry that provides the necessary power tracking constraints, voltage and current buffers and power-on reset control. This allows it to detect and regulate the power-up process even when the power supply is less than optimal.

Another feature of the X1227V8IZ-2.7 is its ability to support multiple output clocks. It has 8 independent, programmable clock outputs that can generate a variety of frequencies, such as 5 MHz, 8 MHz, 12 MHz and 16 MHz. This makes it suitable for a variety of applications such as server system backplane clock, embedded video capture clock, and vehicle infotainment system clock. The clock outputs are phase-synchronous, so they are well-suited for systems requiring tight synchronization between components.

The X1227V8IZ-2.7 also comes with integrated analog and digital temperature measurement and supply voltage monitoring. The analog temperature monitoring is ideal for applications that need to detect and log environmental conditions over an extended temperature range. The digital temperature monitoring can be used to detect the temperature of components or system temperatures, allowing for early detection of thermal issues. The supply voltage monitoring can be used to detect situations when the power supply is under or over-voltage, helping to protect components from damage.

The X1227V8IZ-2.7 also features on-chip watchdog timer (WDT). The WDT can be used to detect and reset system faults, such as non-responding components or code faults, that would otherwise prevent system operation. The WDT can be programmed to reset automatically or upon receiving a signal from the host system. It can also be used to detect system temperature changes or power supply changes.

In addition, the X1227V8IZ-2.7 also supports several popular power saving modes, including standby and shutdown modes. In standby mode, the real time clock is suspended, reducing power consumption to minimal levels. In shutdown mode, the real time clock is completely stopped and all other systems are powered down as well. This allows for very low power consumption during idle periods and also prevents loss of system time settings.

The X1227V8IZ-2.7 is an excellent choice for a range of timekeeping, temperature monitoring and other related applications in embedded systems. Its wide range of features and support for various power saving modes makes it a great choice for those seeking robust timekeeping and other related functions in an ultra-low-power package.

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