19-6306; Rev 6/12 `
DS1312 Nonvolatile Controller with Lithium Battery Monitor
FEATURES
Converts CMOS SRAM into nonvolatile memory
Unconditionally write-protects SRAM when VCC is out of tolerance
Automatically switches to battery backup supply when VCC power failure occurs
Monitors voltage of a lithium cell and provides advanced warning of impendin...
