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
Key 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 retains the count in the
absence of VCC under battery backup power.
Full PDF Text Transcription for DS1603 (Reference)
Note: Below is a high-fidelity text extraction (approx. 800 characters) for
DS1603. For precise diagrams, and layout, please refer to the original PDF.
www. maxim-i c.com www.maxim-ic.com DS1603 Elapsed Time Counter Module FEATURES § Two 32-bit counters keep track of real-time and elapsed time § Counters keep track of se...
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s 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.