DS1746W-120IND

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DS1746W-120IND is a realtime clock/calendar device that supports a range of features and is especially suited to embedded clock applications because of its small size and low power consumption. The device is integrated on a single chip, with a built-in non-volatile memory that stores the time of day, age, day of week, and year, as well as a number of control and user-configurable options. It also has a 16-bit counter that can be re-programmed for different clock rates. It communicates with a host processor through standard I2C-bus protocol.

The DS1746W-120IND is designed for use in a wide range of applications such as embedded systems, low power monitoring systems, and network timing systems. The device can be used in a variety of automotive and industrial applications where precision time-stamping is required, such as in industrialised control systems and GPS navigation systems. Additionally, the device is ideally suited to set up a server-client clock synchronization scheme between two or more devices.

The device has a number of distinct internal features including a real-time clock oscillator, voltage protection, and a low-power RTC logic circuit. The RTC oscillator is used for clock accuracy and stability even when its power source is switched or interrupted.

The voltage protection feature allows the device to be used in applications with fluctuating power sources, while the low-power RTC logic circuit allows the device to operate at low supply voltage levels. Additionally, the device can be configured in various modes- 24 hour, 12 hour, and AM/PM mode.

The working principle of the DS1746W-120IND is based on the I2C-bus protocol, which is a communication protocol used to transfer data between devices. When the host processor sends a request to the device, it responds to the request by transferring data back to the host processor via the I2C-bus protocol. The device can be configured to operate in either Master or Slave mode, according to the user’s requirement. In Master mode, it acts as a real-time clock, taking input from the host processor and storing the date and time in its internal registers. The device can also be programmed to generate periodic interrupts for timing events.

The DS1746W-120IND is able to measure time with an accuracy of one part per million, and its non-volatile memory allows it to retain the date and time even during power outages. In addition, the device supports rapid start-up, accurate calibration and temperature compensation, a wide operating temperature range and extended battery life, making it well suited to applications where precision time-stamping and accuracy are critical.

In conclusion, the DS1746W-120IND is a small and efficient real-time clock device that is ideal for embedded, low-power monitoring, and network timing systems due to its low power consumption and great accuracy. It can be programmed to fit a variety of applications, and its non-volatile memory ensures that it will retain the date and time even in the event of a power outage.

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