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Datasheet
Serial EEPROM Series Automotive EEPROM
105℃ Operation Microwire BUS EEPROM (3-Wire)
BR93Axx-WM (1K 2K 4K 8K 16K)
●General Description BR93Axx-WM is serial EEPROM of serial 3-line interface method.
●Features
3-line communications of chip select, serial clock, serial data
input / output (the case where input and output are shared)
Wide temperature range -40℃ to +105℃
Operations available at high speed 2MHz clock(2.5V to 5.5V) Speed write available (write time 5ms max.) Same package and pin layout from 1Kbit to 16Kbit 2.5V to 5.5V single power source operation Address auto increment function at read operation Write mistake prevention function
¾ Write prohibition at power on ¾ Write prohibition by command code ¾ Write mistake prevention function at low voltage Program cycle auto delete and auto end function Program condition display by READY / BUSY Low current consumption ¾ At write operation (at 5V) : 1.2mA (Typ.) ¾ At read oper.