BQ4847
Real time clock modules with various features
Manufacturer： ['analog-devices', 'rochester', 'ti']
series introduction
The BQ4847 Series represents a cutting-edge line of real-time clock (RTC) devices designed to meet the rigorous demands of modern electronic applications. Engineered for precision and low power consumption, these RTCs are equipped with an integrated temperature-compensated crystal oscillator (TCXO), ensuring accurate timekeeping across a wide range of environmental conditions. With an operating voltage range of 1.8V to 5.5V, the BQ4847 Series is versatile and can be utilized in a variety of battery-operated devices, making it ideal for applications that require long battery life.
One of the key features of the BQ4847 Series is its ability to maintain accurate timekeeping, even during power outages, thanks to the integrated battery backup functionality. This feature allows for seamless operation in critical applications such as data logging, smart meters, and portable medical devices where maintaining precise time is essential. The RTC also offers programmable alarm functions, enabling users to set periodic wake-up signals for microcontrollers, thus optimizing power consumption in low-power applications.
In terms of design characteristics, the BQ4847 Series is housed in a compact, space-efficient package, making it suitable for space-constrained designs. The series includes multiple interface options, such as I²C, which simplifies the integration process with various microcontrollers and processors. This flexibility makes the BQ4847 Series an excellent choice for consumer electronics, where quick response times and ease of integration are paramount.
Typical applications for the BQ4847 Series span a wide range of industries, including automotive, telecommunications, and industrial automation. In automotive applications, these RTCs can be utilized for various functions, including clock synchronization and event logging. In telecommunications, they play a critical role in time-stamping data packets, ensuring data integrity and accuracy. Furthermore, in industrial automation, the BQ4847 Series aids in time-tracking operations and scheduling tasks in machinery, enhancing overall efficiency.
In summary, the BQ4847 Series offers an exceptional combination of accuracy, low power consumption, and versatility, making it an indispensable component for advanced electronic systems requiring reliable timekeeping and seamless integration.
Images for reference
28-A Type Module
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