M48T37V-10MH1E

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M48T37V-10MH1E clocks are commonly used in embedded applications with real-time clock (RTC) requirements. This product can serve as a companion chip or as a stand-alone product, as a real-time clock for time-keeping in minutes, seconds, and years, as well as for supervisory functions such as providing power on/off cycle reset.

The M48T37V-10MH1E is a low-power CMOS device that is capable of maintaining its time performance despite power loss or malfunction. It contains a thirteen-byte memory array consisting of a twenty-four-hour register, a seven-day week register, a five-year/month register, an electronic signature byte, and an alternating byte. Combining these elements, the M48T37V-10MH1E can be used to keep track of the date and time in a variety of ways.

The real-time clock (RTC) is powered by a 3V back-up battery that can hold information for up to four to five years of operation. The battery backed-up RTC uses two independent quartz crystals: a 32.768kHz crystal and a 32768 Hz crystal. The total error in the RTC’s accuracy is within a few nanoseconds, making it highly reliable for time-keeping. In addition, the M48T37V-10MH1E RTC has a watchdog timer that can generate a reset signal if the processor does not respond to an interrupt or if a failure or power loss occurs.

The M48T37V-10MH1E is an 8-bit device with an 8-bit counter that can be used for either time or alarm functionality. The time functionality can be used for time-keeping, whereas the alarm functionality can be used for generating alerts on either a daily or weekly basis. The date and day registers are automatically incremented at midnight, with the 12-hour format used for time-keeping and the 24-hour format used for alarm generation. The M48T37V-10MH1E also provides various interrupt sources, which can be used to initiate various tasks when a certain timer or alarm has elapsed.

In addition to providing RTC functionality, the M48T37V-10MH1E also provides an enhanced data retention feature. This feature allows the user to store eight bytes of non-volatile data in the RAM, which can be retrieved at any time. This can be used for time-stamping or for storing peripheral settings.

The M48T37V-10MH1E can be used as a general-purpose clock for any application that requires a dependable time-keeping or alarm device. This device is highly versatile and can be used in a variety of applications, from automated manufacturing processes to security and communication systems. The device is capable of providing the time accuracy and ruggedness required in embedded applications.

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