BR93G86-3A is serial EEPROM of serial 3-line Interface method. They are 16bit organization and CS PIN is the first PIN in their PIN configuration.
3-line communications of chip select, serial clock, serial data input / output (the case where input and output are shared) Operations available at high speed 3MHz clock (4.5 V∼5.5 V) High speed write available (write time 5ms max.) Same package and pin configuration from 1Kbit to 16Kbit 1.7∼5.5V single power source operation Address auto increment function at read operation Write mistake prevention function » Write prohibition at power on » Write prohibition by command code » Write mistake prevention function at low voltage Self-timed programming cycle Program condition display by READY / BUSY Compact package SOP8/SOP-J8/SSOP-B8/TSSOP-B8/MSOP8/ TSSOP-B8J/DIP-T8/VSON008X2030 More than 40 years data retention More than 1 million write cycles Initial delivery state all addresses FFFFh