DS1210S Nonvolatile Controller For Battery-Backed Memory

DS1210S is used when a design needs to keep SRAM contents through a power loss using a backup battery, while still protecting the memory during unstable supply conditions. It monitors the main supply and automatically switches to battery when a power-fail event occurs, then restores normal operation when power returns. DS1210S also provides unconditional write protection when VCC is out of tolerance, which helps prevent corrupted configuration and state data during brownouts. In practice, DS1210S is applied in controllers, instrumentation, and small industrial systems that must retain settings without adding a full nonvolatile memory subsystem. Battery current is specified at less than 100nA, which supports long backup life in low-duty designs. Use DS1210S when you want predictable retention with simple integration. Request a quote for DS1210S.