DS1339AU+ Functions, Maxim Integrated DS1339AU+, Real Time Clock Serial-I2C, 8-Pin μSOP

Drop-In Replacement for DS1339Real-Time Clock (RTC) Counts Seconds, Minutes, Hours, Day, Date, Month, and Year with Leap-Year Compensation Up to 2200Two Time-of-Day AlarmsProgrammable Square-Wave OutputSupports Crystals with Up to 60kΩ ESRMaintains Time Even During Power Outage with Backup Supply PinAutomatic Power-Fail Detect and Switch CircuitryTrickle-Charge CapabilitySupports VCC from 1.8V to 5VOscillator Stop FlagOscillator Runs Down to 1.15VInterfaces with a Wide Range of MicrocontrollersI2C Serial Interface ApplicationsConsumer Electronics (Set-Top Box, Digital Recording, Network Appliance)Handhelds (GPS, POS Terminals)Medical (Glucometer, Medicine Dispenser)Office Equipment (Fax/Printers, Copier)Other (Utility Meter, Vending Machine, Thermostat, Modem)Telecommunications (Routers, Switches, Servers)