DS12887A, DS12C887 Datasheet - Maxim Integrated Products

DS12887A Real Time Clock

The DS12885, DS12887, and DS12C887 real-time clocks (RTCs) are designed to be direct replacements for the DS1285 and DS1287. The devices provide a real-time clock/calendar, one time-of-day alarm, three maskable interrupts with a common interrupt output, a programmable square wave, and 114 bytes of b.

DS12887A Features

* Drop-In Replacement for IBM AT Computer Clock/Calendar

* RTC Counts Seconds, Minutes, Hours, Day, Date, Month, and Year with Leap Year Compensation Through 2099

* Binary or BCD Time Representation

* 12-Hour or 24-Hour Clock with AM and PM in 12-Hour Mode

* D

DS12C887_MaximIntegratedProducts.pdf