| Real time clock keeps track of hundredths of seconds, seconds, minutes, hours, days, date of the month, months, and years Adjusts for months with fewer than 31 days Automatic leap year correction valid up to 2100 No address space required to communicate with RTC Provides nonvolatile controller functions for battery backup of SRAM Supports redundant battery attachment for high-reliability applications Full ±10% VCCoperating range +3.3 volt or +5 volt operation Industrial (-45°C to +85°C) operatingtemperature ranges available Drop in replacement for DS1215 |