19-6312; Rev 6/12
DS1321 Flexible 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
Flexible memory organization - Mode 0: 4 banks with 1 SRAM each - Mod...
