DS1306E

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The DS1306E is a Real Time Clock (RTC) chip used in many personal computing and embedded applications. It is designed to accurately keep track of time and date, and provide RTC-based timing events. This versatile chip can be used in applications such as time and data logging, data recording, and alarms. It is a battery-backed clock, meaning it will keep time even if it is removed from power, and thus can be used in mission critical applications.

The DS1306E has a non-volatile memory that holds time and date data which is backed up with a battery. It has an Embedded Counters and Registers (ECR) which contain individual bits to control its features and functions. The power supply range for the DS1306E is between +1.8V to +5.5V. The size of the DS1306E is 8-pin DIP, 8-pin SOIC, or 8-pin TSSOP. It has a low power consumption of 400μA in run mode, and 6μA in standby mode. The DS1306E has an operating temperature range of -40°C to +85°C.

The DS1306E uses a simple programming model, with a single byte register interface. By referring to the register, the user can easily access the data stored in the registers. An on-chip oscillator is used for timing control. The oscillator runs on a precision 32.768 kHz crystal and is used to provide the reference clock for the chip. This oscillator is used to generate and maintain a precise clock pulse. The pulse rate of the oscillator is adjustable allowing for greater flexibility when used in different clock configurations.

The most widely used function of the DS1306E is to provide Real Time Clock (RTC) functions. The part has a built-in calendar which is accurate to a few seconds a day, plus leap year compensation up to 2100. It also offers alarms that can be triggered on an event, such as time or date. The alarm settings can be programmed using registers, and the alarm can be programmed to trigger an interrupt or provide an output pin. The RTC functions can also be extended with the use of timers and counters.

The DS1306E is a very versatile device and can be used in a variety of applications including time and data logging, data recording, and alarms. It’s a very low-cost RTC chip and has a wide range of features and functions. It’s an ideal solution for any application where real-time accurate time and date data is required. It is used in many embedded and personal computing applications, where it is well-suited to its task owing to its bidirectional operating ability, low power consumption, and narrow operating temperature range.

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