DS1386P-32-120

Interface:	Parallel
Base Part Number:	DS1386
Supplier Device Package:	34-PowerCap Module
Package / Case:	34-PowerCap™ Module
Mounting Type:	Surface Mount
Operating Temperature:	0°C ~ 70°C
Current - Timekeeping (Max):	4mA @ 5V
Voltage - Supply, Battery:	3V
Voltage - Supply:	4.5 V ~ 5.5 V
Series:	--
Date Format:	YY-MM-DD-dd
Time Format:	HH:MM:SS:hh (12/24 hr)
Memory Size:	32KB
Features:	Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer
Type:	Clock/Calendar
Part Status:	Obsolete
Packaging:	Tube

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DS1386P-32-120 Application Field and Working Principle Real time clocks (RTC) offer accurate time-keeping functions and are used for a wide variety of applications in the industry. The DS1386P-32-120, manufactured by Maxim Integrated, is designed to provide a reliable and accurate timekeeping solution for embedded systems. This paper will discuss the application field and working principle of this real-time clock. The DS1386P-32-120 is a 32-pin, Serial Peripheral Interface (SPI) controlled, low-power real-time clock. It is designed for embedded systems and can be used in various applications, from IoT, industrial process automation, metering, to automotive. The device features a 32-bit binary counter for time storage and an internal oscillator for time accuracy. The clock also has an additional, programmable oscillator for finer accuracy adjustment.The internal oscillator is based on a voltage-controlled oscillator, which uses a proprietary technology to provide a high degree of accuracy, a wider temperature range, and low power consumption. This oscillator oscillates at a nominal frequency of 32.768 kHz, and has two clock outputs, one of which is connected to the clock circuitry and the other to the counter. The counter is clocked by an external frequency source, and counts at a rate of one count per second. The counter is reset at each external clock pulse. The DS1386P-32-120 also supports an external crystal, which provides a higher accuracy for time-keeping. The external crystal frequency is determined by the DS1386P-32-120’s internal oscillator, allowing for high accuracy in time-keeping. The DS1386P-32-120 has a built-in real time clock (RTC) for tracking time. This clock runs independently of an external clock source and operates on an internal oscillator. The internal RTC allows for precise timekeeping and can be configured to operate in several time formats, including hour and minutes, seconds, and milliseconds. Furthermore, the time can be read from the RTC in either binary or hexadecimal format. The DS1386P-32-120 has two additional features that make it ideal for use in embedded systems. First, the low-power mode allows the device to operate at a fraction of the typical power consumption, helping to reduce system size and power consumption. Second, the device has an Auto Power-Down mode, which enables it to enter a low-power consumption mode when not in use. This helps to further reduce power consumption.In addition to its low-power mode and auto-power down feature, the DS1386P-32-120 also offers the following features: advanced temperature compensation, reset on power failure, and easy integration with existing systems. The advanced temperature compensation helps to maintain time accuracy over a wide temperature range. The reset on power failure feature enables the device to reset itself on power failure or loss, thereby maintaining time accuracy. Finally, the device is designed to be easy to integrate with existing systems, providing a powerful and flexible solution for embedded applications.In conclusion, the DS1386P-32-120 is a powerful and reliable real-time clock for embedded systems. It features a high degree of accuracy, wide temperature range, low power consumption, and advanced temperature compensation. Furthermore, it is designed to be easy to integrate with existing systems. The device also offers a reset on power failure feature and auto power-down feature. This makes it an ideal solution for embedded systems.

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