DS1501 Datasheet (Dallas Semiconducotr) - (DS1501 / DS1511) Y2K-Compliant Watchdog Real-Time Clocks

DS1501, (DS1501 / DS1511) Y2K-Compliant Watchdog Real-Time Clocks

The DS1501/DS1511 are full-function, year 2000compliant real-time clock/calendars (RTCs) with an RTC alarm, watchdog timer, power-on reset, battery monitors, 256 bytes NV SRAM, and a 32.768kHz output.

User access to all registers within the DS1501/DS1511 is accomplished with a byte-wide interface, a

DS1501 Features

* BCD-Coded Century, Year, Month, Date, Day, Hours, Minutes, and Seconds with Automatic Leap-Year Compensation Valid Up to the Year 2100 Programmable Watchdog Timer and RTC Alarm Century Register; Y2K-Compliant RTC +3.3 or +5V Operation Precision Power-On Reset Power-Control Circuitry Support Sy