DS17885SN-3

The DS17885SN-3 is real-time clocks (RTCs) designed as successors to the industry standard PC real-time clocks.The DS17285SN-3 incorporate a number of enhanced features including a silicon serial number,power-on-off control circuity.

Features of the DS17885SN-3 are:(1)Y2Y compliant;(2)+3V or +5V operation;(3)SMI recovery stack;(4)64-bit silicon serial number;(5)power-on from date/time alarm or key closure;(6)32kHz output on power-up;(7)crystal select bit allows RTC to operate with 6pF or 12.5pF crystal;(8)114 bytes user NV RAM;(9)auxilitary battery input;(10)2kB additional NV RAM;(11)RAM clear input;(12)century register;(13)date alarm register;(14)standalone module with embedded battery and crystal;(15)timekeeping algorithm includes leap-year compensation valid up to 2100;(16)underwriters laboratory (UL) recognized.

The absolute maximum ratings of the DS17885SN-3 can be summarized as:(1):the characteristic is voltage range on any pin relative to ground,the rating is -0.3 to +7.0,the unit is V;(2):the characteristic is storage temperature range,the rating is -40 to +85,the unit is ;(3):the characteristic is soldering temperature range,the rating is +260 for 10 seconds (DIP),the unit is .