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PT7C4311AWEX application field and working principle

The PT7C4311AWEX is a Real-Time Clock (RTC) with integrated low power 32K Voltage Controlled X-tal oscillator (VCXO). It features low power operation and a built-in battery holder on the package. The RTC can count days, hours, minutes and seconds.

Application fields

The PT7C4311AWEX is generally used in applications where an accurate time clock is necessary. These include computers, automotive and security systems, as well as any other system with a time critical component.

The PT7C4311AWEX is ideal for stringently powered applications where battery backup and low power are crucial. It is also very cost-effective, making it ideal for cost-sensitive applications.

Features

The PT7C4311AWEX is equipped with several key features. These include an integrated 32K VCXO that can be adjusted to accurately control the RTC’s time keeping performance, a built-in battery holder, and a low power mode.

The PT7C4311AWEX also comes with a variety of alarms, allowing customers to set alarms to be triggered at specific times. It also has several output pins that can control external circuitry such as LEDs or buzzers. In addition, the RTC has a number of protection features that protect the device from external damage such as over-voltage and current.

Working principle

The PT7C4311AWEX works by synchronizing the system clock to the oscillator frequency. The oscillator is constantly adjusted to maintain accuracy as the temperature and voltage variances of the environment change.

The PT7C4311AWEX includes a 32K VCXO to control the system clock frequency. This ensures accurate timekeeping performance over a wide range of environmental conditions. The oscillator is adjusted using an analog voltage, and the voltage can be adjusted to ensure that the oscillator remains in synchronization with the system clock.

The PT7C4311AWEX also features several protection features to protect the device from damage. These features include voltage and current protection, over-temperature protection, and over-voltage protection.

The PT7C4311AWEX is an ideal choice for applications where accuracy and low power are important. It is also a very cost-effective solution, making it ideal for cost-sensitive applications.

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