Batteries | Memory | Electronic Components Distributor DigiKey Batteries Nonvolatile static RAM (SRAM) memory and some portable devices require an onboard backup source of power to prevent data loss Lithium or lithium cell batteries in snap-in, surface mount or through-hole configuration can last up to a decade as power backups
IC Batteries | Clock Timing | Electronic Components Distributor DigiKey IC Batteries Products in this family are specialized modules containing an electrochemical power source used for powering real-time clocks in applications where tracking the passage of time in the absence of an external power source is needed
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