bq2201 controller equivalent, sram nonvolatile controller.
® Power monitoring and switching for 3-volt battery-backup applications
® Write-protect control
® 3-volt primary cell inputs
® Less than 10ns chip-enable propagation dela.
® Write-protect control
® 3-volt primary cell inputs
® Less than 10ns chip-enable propagation delay
® 5% or 10% supply o.
The CMOS bq2201 SRAM Nonvolatile Controller Unit provides all necessary functions for converting a standard CMOS SRAM into nonvolatile read/write memory.
A precision comparator monitors the 5V VCC input for an out-of-tolerance condition. When out of .
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