Microwire BUS 4Kbit(256x16bit) EEPROM - BR93G66NUX-3

BR93G66-3 is serial EEPROM of serial 3-line Interface method.
They are dual organization(by 16bit or 8bit) and it is selected by the input of ORG PIN.

* This product is a STANDARD grade product and not recommend for on-vehicle devices.
Part Number
Unit Quantity
Minimum Package Quantity
Packing Type
Constitution Materials List
BR93G66NUX-3TTR Active VSON008X2030 4000 4000 Taping inquiry Yes
Grade Standard
I/F MicroWire BUS(3-Wire)
Density [bit] 4K
Bit Format [Word x Bit] 256 x 16 / 512 x 8
Package VSON008X2030
Operating Temperature (Min.)[°C] -40
Operating Temperature (Max.)[°C] 85
Vcc(Min.)[V] 1.7
Vcc(Max.)[V] 5.5
Circuit Current (Max.)[mA] 3.0
Standby Current (Max.)[μA] 2.0
Write Cycle (Max.)[ms] 5.0
Input Frequency (Max.)[Hz] 3M
Endurance (Max.)[Cycle] 106
Data Retention (Max.)[Year] 40
Comment Selectable the format(16bit or 8bit) by ORG-pin. Cu wire.
  • ・ 3-line communications of chip select, serial clock, serial data input / output (the case where input and output are shared)
    ・ Actions available at high speed 3MHz clock (4.5 V~5.5 V)
    ・ High speed write available (write time 5ms max.)
    ・ Same package and pin layout from 1Kbit to 16Kbit
    ・ 1.7~5.5V single power source action
    ・ Address auto increment function at read action
    ・ Write mistake prevention function » Write prohibition at power on » Write prohibition by command code » Write mistake prevention function at low voltage
    ・ Program cycle auto delete and auto end function
    ・ Program condition display by READY / BUSY
    ・ Dual organization : by 16 bit (X16) or 8 bit (X8)
    ・ Compact package SOP8/SOP-J8/SSOP-B8/TSSOP-B8/MSOP8/ TSSOP-B8J/DIP-T8/VSON008X2030
    ・ Data retention for 40 years
    ・ Data rewrite up to 1,000,000 times
    ・ Data at shipment all addresses FFFFh (X16) or FFh (X8)
Technical Data
Application Note

Thermal Resistance