Low Power RTC with Battery ReSeal™ Function The ISL12008 device is a low power real time clock/calendar that is pin compatible and functionally equivalent to the ST M41T00S and Maxim DS1340 with timing and crystal compensation. The device additionally provides power-fail indicator, software alarm and intelligent battery backup. Features • Pin Compatible to ST M41T00S and Maxim DS1340 • Functionality Equivalent to ST M41T00S and Maxim DS1340 • Real Time Clock/Calendar - Tracks Time in Hours, Minutes, Seconds and Sub-seconds - Day of the Week, Day, Month, and Year • 512Hz Frequency Outputs for On-Chip Crystal Compensation • Software Alarm - Settable to the Second, Minute, Hour, Day of the Week, Day, or Month • Automatic Low-Drop Battery Switch for Longest Backup Life • Power Failure Detection • Battery ReSeal™ for Long Shelf Life • I2C Bus™ - 400kHz Data Transfer Rate • 800nA Battery Supply Current • Small Package Option - 8 Ld SOIC • Pb-Free (RoHS Compliant) Applications • Utility Meters • HVAC Equipment • Audio/Video Components • Set-Top Box/Television • Modems • Network Routers, Hubs, Switches, Bridges • Cellular Infrastructure Equipment • Fixed Broadband Wireless Equipment • Pagers/PDA • POS Equipment • Test Meters/Fixtures • Office Automation (Copiers, Fax) • Home Appliances • Computer Products • Other Industrial/Medical/Automotive
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