DS1501 Datasheet - Maxim Integrated

DS1501 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 (W) or +5V (Y) Operation

* Precision Power-On Reset

DS1501-MaximIntegrated.pdf