REAL-TIME CLOCK WITH I2C SERIAL INTERFACE
DATASHEET
IDT1337AG
General Description
The IDT1337AG device is a low-power serial real-time clock (RTC) device with two programmable time-of-day alarms and a programmable square-wave output. Address and data are transferred serially through an I2C bus. The device provides seconds, minutes, hours, day, date, month, and year information. The date at the end of the month is automatically adjusted for months with fewer than 31 days, including corrections .
REAL-TIME CLOCK
REAL-TIME CLOCK WITH I2C SERIAL INTERFACE
DATASHEET
IDT1337AG
General Description
The IDT1337AG device is a low-power serial real-time clock (RTC) device with two programmable time-of-day alarms and a programmable square-wave output. Address and data are transferred serially through an I2C bus. The device provides seconds, minutes, hours, day, date, month, and year information. The date at the end of the month is automatically adjusted for months with fewer than 31 days, including corrections for leap year. The clock operates in either the 24-hour or 12-hour format with AM/PM indicator.
Applications
• Telecommunication (Routers, Switches, Servers) • Handhelds (GPS, POS terminals, MP3 players) • Set-Top Box, Digital Recording, • Office (Fax/Printers, Copiers) • Medical (Glucometer, Medicine Dispensers) • Other (Thermostats, Vending Machines, Modems, Utility
Meters, Digital Photo Frame devices)
Block Diagram
Features
• Real-Time Clock (RTC) counts seconds, minutes, hours.