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DS1339 - I2C Serial Real-Time Clock

DS1339 Description

GENERAL .
The DS1339 serial real-time clock (RTC) is a lowpower clock/date device with two programmable timeof-day alarms and a programmable square-wave output.

DS1339 Features

* Completely Manages All Timekeeping Functions o Real-Time Clock Counts Seconds, Minutes, Hours, Date of the Month, Month, Day of the Week, and Year with Leap-Year Compensation Valid Up to 2100 o Two Time-of-Day Alarms o Programmable Square-Wave Output o Oscillator Stop Flag
* Interfaces to

DS1339 Applications

* Handhelds (GPS, POS Terminals) Consumer Electronics (Set-Top Box, Digital Recording, Network Appliance) Office Equipment (Fax/Printers, Copier) Medical (Glucometer, Medicine Dispenser) Telecommunications (Routers, Switches, Servers) Other (Utility Meter, Vending Machine, Thermostat, Modem) Pin Confi

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I2C Serial Real-Time Clock Maxim Integrated
Maxim Integrated DS1339-like datasheet