BQ4285P-SB2

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

The BQ4285P-SB2 is part of the family of Real Time Clocks (RTCs). RTCs are integrated circuits that measure the passage of time, usually providing time and date information to a system. As such, they are integral components in a variety of applications, from standard computing to aerospace systems. The BQ4285P-SB2, in particular, is a low cost, low power, Real Time Clock-Calendar suitable for a wide range of applications.

At the heart of the BQ4285P-SB2 Real Time Clock is an oscillator circuit, which is the main component in a system to determine the passage of time. This timebase is driven by a quartz crystal and works based on the principles of vibration, frequency and electrical signals. The frequency of the oscillations is precise and vital for accurate timekeeping, as it forms the basis of the timekeeping calculations. In the BQ4285P-SB2 that precise and stable frequency is provided by a cut-through crystal oscillator- the XO3218-32. This crystal oscillator operates at 32,768 Hz.

The 32,768 Hz signal is then counted down and divided by successive powers of two to generate a series of output signals of increasing frequency, ranging from minutes down to 1/128 of a second. This allows for time and date values to be stored in onboard registers, as well as other vital calculations such as leap years and daylight saving adjustments.

The BQ4285P-SB2 contains several outputs, allowing for multiple different application fields to be covered. It has an Alarm output, which can be programmed to generate an alarm at predetermined intervals. It also contains for buffered outputs for 1Hz, 1/4Hz, 1/8Hz, 1/16Hz and 1/32Hz frequencies, which are useful for many types of timing applications. It also contains pull-up and pull-down features for certain signals, allowing for easy system integration.

The BQ4285P-SB2 is ideal for many applications, from standard computing to device management to agricultural systems and highway/traffic control systems. It is also used in sophisticated automotive systems such as engine control systems, mobility systems, airbag control modules and safety systems. It is also used in medical equipment and currency dispensing systems.

In summary, the BQ4285P-SB2 Real Time Clock is an ideal low-cost solution for timing system solutions in a wide variety of applications. Its precision quartz crystal oscillator and sophisticated output generation capabilities make it a perfect fit for applications ranging from computing to aerospace to automotive and beyond.

The specific data is subject to PDF, and the above content is for reference