| 10 years minimum data retention in the absence of external power Data is automatically protected during power loss Power supply monitor resets processor when VCCpower loss occurs and holds processor in reset during VCCramp-up Battery monitor checks remaining capacity daily Read and write access times as fast as 70ns Unlimited write cycle endurance Typical standby current 50µAUpgrade for 128k x 8 SRAM, EEPROM or Flash Lithium battery is electrically disconnected to retain freshness until power is applied for the first time Full ±10% VCCoperating range (DS1345Y) or optional ±5% VCCoperating range (DS1345AB) Optional industrial temperature range of -40°C to +85°C, designated IND PowerCap Module (PCM) package Directly surface-mountable module Replaceable snap-on PowerCap provides lithium backup battery Standardized pinout for all NV SRAM products Detachment feature on PowerCap allows easy removal using a regular screwdriver |