DS1337S&R+ RTC I2c 2-wire serail 8-SOIC

Description:

The DS1337S&R+ is a highly accurate real-time clock (RTC) integrated circuit that provides precise timekeeping and calendar functions. It's designed for applications requiring precise time and date information.

Key Features:

• Real-Time Clock: Keeps track of time and date, including seconds, minutes, hours, day of the week, date, month, and year.
• I²C Interface: Communicates with a microcontroller or other host device using the I²C serial bus protocol.
• Battery Backup: Can maintain timekeeping even when the main power supply is removed, thanks to an integrated battery backup circuit.
• Calendar Functions: Provides functions for calculating leap year and adjusting for daylight saving time.
• Alarm Functions: Offers programmable alarm functions to trigger events at specific times.
• Square Wave Output: Generates a square wave output for timing applications.
• Low Power Consumption: Designed for low-power operation, making it suitable for battery-powered devices.

Applications:

• Embedded Systems: Provides accurate timekeeping for various embedded systems, including industrial control, consumer electronics, and IoT devices.
• Data Logging: Used in data logging applications to timestamp recorded data.
• Alarm Systems: Implements alarm functions based on time and date.
• Clocks and Timers: Drives digital clocks, timers, and other time-related devices.

Specifications:

• Timekeeping: Seconds, minutes, hours, day of the week, date, month, year.
• Calendar Functions: Leap year calculation, daylight saving time adjustment.
• Alarm Functions: Programmable alarms.
• Square Wave Output: Frequency adjustable.
• Power Supply: 2.0V to 5.5V
• Current Consumption: Low power consumption, typically in the microampere range.
• Interface: I²C serial bus   
• Package: 8-pin SOIC

DATA SHEET AND USECASE

Key Features:

• Timekeeping Functions: Maintains accurate time by counting seconds, minutes, hours, day, date, month, and year, with automatic adjustments for months with fewer than 31 days and leap years.

• Alarms: Includes two programmable time-of-day alarms for generating interrupts at specific times.

• Square-Wave Output: Offers a programmable square-wave output, which defaults to 32kHz on power-up.

• Interface: Communicates via an I²C serial interface, compatible with most microcontrollers.

• Operating Temperature Range: Suitable for industrial applications with a temperature range of -40°C to +85°C.