DS1603 Datasheet - Maxim Integrated

DS1603 Elapsed Time Counter

RST CLK DQ GND VCC OSC NC - Reset - Clock - Data Input/Output - Ground - +5V - 1Hz Oscillator Output - No Connect DESCRIPTION The DS1603 is a real-time clock/elapsed time counter designed to count seconds when VCC power is applied and continually count seconds under battery backup power with an a.

DS1603 Features

* Two 32-bit counters keep track of real-time and elapsed time

* Counters keep track of seconds for over 125 years

* Battery powered counter counts seconds from the time battery is attached until VBAT is less than 2.5V

* VCC powered counter counts seconds while VCC is above VTP and r

DS1603-MaximIntegrated.pdf