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DS1222 Datasheet, Equivalent, BankSwitch Chip.

BankSwitch Chip

BankSwitch Chip

 

 

 

Part DS1222
Description BankSwitch Chip
Feature DS1222 BankSwitch Chip www.
dalsemi.
com FEATURES Provides bank switching for 16 banks of memory Bank switching is soft ware-controlled by a pattern recognitio n sequence on four address inputs Autom atically sets all 16 banks off on power -up Bank switching logic allows only on e bank on at a time Custom recognition patterns are available to prevent unaut horized access Full ±10% operating ran ge Low-power CMOS circuitry Can be used to expand the address range of micropr ocessors and decoders Optional 16-pin S OIC surface mount package PIN ASSIGNME NT CEI PFI AW AX AY AZ GND 1 2 3 4 5 6 7 14 13 12 11 1 .
Manufacture Dallas
Datasheet
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Part DS1222
Description BankSwitch Chip
Feature DS1222 BankSwitch Chip www.
dalsemi.
com FEATURES Provides bank switching for 16 banks of memory Bank switching is soft ware-controlled by a pattern recognitio n sequence on four address inputs Autom atically sets all 16 banks off on power -up Bank switching logic allows only on e bank on at a time Custom recognition patterns are available to prevent unaut horized access Full ±10% operating ran ge Low-power CMOS circuitry Can be used to expand the address range of micropr ocessors and decoders Optional 16-pin S OIC surface mount package PIN ASSIGNME NT CEI PFI AW AX AY AZ GND 1 2 3 4 5 6 7 14 13 12 11 1 .
Manufacture Dallas
Datasheet
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DS1222

DS1222
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