DS1391U-33

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The DS1391U-33 Real Time Clock is a clock and timer module designed to provide year, month, date, hour, minute, and second information. It features an oscillator circuit that generates a crystal-controlled frequency, which is used to directly read and write date and time data. This product is ideal for applications requiring extremely accurate and reliable frequency and timekeeping information.

The DS1391U-33 has numerous applications in industrial, commercial, and consumer electronic equipment. For example, it is often used to create a single-point reference for all the electronic systems in a building, allowing them to accurately synchronize their activities with each other. Medical equipment, security systems, and automatic data logging devices all make use of this product for accurate timekeeping. The DS1391U-33 is also widely used to generate reminders on devices such as cell phones, PDAs, and other mobile devices.

The DS1391U-33 uses an oscillator circuit, typically a quartz crystal, to create a frequency that is used to read and write date and time data. The oscillator is synchronized with a battery-backed up system. This ensures that, even in cases of a power failure, the time stored will be maintained for up to several years. The DS1391U-33 has a 32-bit storage area that contains the time and date information. This storage area can be accessed via a serial interface.

The DS1391U-33 is designed to be easy to use and integrate into a variety of systems. It can be interfaced with any microcontroller or microprocessor via an I2C or SPI interface. The DS1391U-33 features typical timing accuracy of ±2PPM and a setup time of 1.5 ms. It is also RoHS compliant, making it a suitable choice for most modern applications.

The DS1391U-33 is a reliable and accurate Real Time Clock module that can easily be used in a variety of commercial, industrial and consumer applications. Its quartz crystal oscillator ensures accurate frequency measurement and timekeeping in any environment, while its battery-backed system ensures time can also be maintained during power outages. It also has easy-to-use interfaces for microcontrollers and microprocessors, allowing for quick integration into a variety of systems. As a result of all these features, the DS1391U-33 is an excellent choice for applications requiring extremely accurate and reliable timekeeping.

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