DS1603 Overview
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 additional counter regardless of the condition of VCC. The continuous counter can be used to derive time of day, week,...
DS1603 Key Features
- Two 32-bit counters keep track of real-time
- Counters keep track of seconds for over 125
- Battery powered counter counts seconds from
- VCC powered counter counts seconds while
- Clear function resets selected counter to 0
- Read/write serial port affords low pin count
- Powered internally by a lithium energy cell
- One-byte protocol defines read/write, counter
- Operating temperature range of 0°C to +70°C
- Low-profile SIP module
