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DS1339A Datasheet Serial Real-Time Clock

Manufacturer: Maxim Integrated (now Analog Devices)

General Description

The DS1339A serial real-time clock (RTC) is a lowpower clock/date device with two programmable timeof-day alarms and a programmable square-wave output.

Address and data are transferred serially through an I2C bus.

The clock/date provides seconds, minutes, hours, day, date, month, and year information.

Overview

DS1339A Low-Current, I2C, Serial Real-Time Clock General.