DS17285E-5

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The DS17285E-5 Real Time Clock (RTC) is a reliable, self-contained IC (integrated circuit) that provides a wide range of features and functions, including tracking time and calendar information, high accuracy, low power, and high reliability. It is used in a variety of applications, particularly in embedded systems, industrial control, and telemetry and communications systems.

The DS17285E-5 contains integrated circuits that implement a number of components and functions to provide a real-time clock for applications. The main components of the chip include an oscillator, an integrated clock/timing circuit, a register set, and a battery backup. The integrated circuits also include non-volatile RAM and a dedicated I/O port to facilitate remote control of the chip. Additionally, the chip contains other features and functions, such as an interrupt, sample-and-hold circuit, power-on reset and clock supply circuitry.

The oscillator is the main source of the clock signal and is a quartz crystal oscillator that operates at 32.768 kHz. This oscillator is used for the main RTC components, such as the register set, sample-and-hold circuits, and power-on reset circuitry. The register set is used to store the time and calendar information as well as other related data. The time and date are stored in separate registers, with each register containing eight bits of data, with a total of 32 bits for the most recent data recorded. The clock/timing circuit is used to provide the timing for all other functions of the chip, such as the sample-and-hold circuits, the interrupt, and the power-on reset circuitry.

The battery backup is used to protect the clock/timing circuit and registers during power loss or application reset. The battery, typically a lithium-ion cell, is integrated into the chip and is typically rated for a ten-year operational life. The battery is monitored and regulated by an internal sensing circuit, which is continuously updated during operation. The battery can also be configured to provide a stable power source for other incorporated components.

The DS17285E-5 is an ideal solution for designs requiring a reliable real-time clock with accuracy and low power consumption figures. The chip hardware and firmware are designed to ensure that the time and date data are accurately maintained in high-ambient temperature environments. The integrated non-volatile RAM and dedicated I/O port allow for remote control of the device and enables the user to easily configure and control the operation of the chip\'s functions.

In conclusion, the DS17285E-5 is a reliable and accurate real-time clock that offers a range of features and functions appropriate for applications such as embedded systems, industrial control, and telemetry and communications systems. It is designed with a number of components and functions, including an oscillator, a clock/timing circuit, a register set, power-on reset circuitry, a sample-and-hold circuit, and a battery backup. Its integrated non-volatile RAM and dedicated I/O port offer remote control and configuration of the device, allowing for greater user convenience. This makes the device an ideal choice for applications requiring reliable, accurate, and low-power real-time clock solutions.

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