bq2204A controller equivalent, x4 sram nonvolatile controller.
ä Power monitoring and switching for 3-volt battery-backup applications
ä Write-protect control ä 2-input decoder for control of up
to 4 banks of SRAM
ä 3-volt primary ce.
ä Write-protect control ä 2-input decoder for control of up
to 4 banks of SRAM
ä 3-volt primary cell inputs ä Less than .
The CMOS bq2204A SRAM Nonvolatile Controller Unit provides all necessary functions for converting up to four banks of standard CMOS SRAM into nonvolatile read/write memory.
A precision comparator monitors the 5V VCC input for an out-of-tolerance cond.
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