19-5058; Rev 5/10
www.DataSheet4U.com
DS1643/DS1643P Nonvolatile Timekeeping RAMs
www.maxim-ic.com
FEATURES
Integrated NV SRAM, Real-Time Clock, Crystal, Power-Fail Control Circuit and Lithium Energy Source Clock Registers are Accessed Identically to the Static RAM. These Registers Reside in the Eight Top RAM Locations. Totally Nonvolatile with Over...
