Microwire BUS 4Kbit (256x16bit) EEPROM - BR93G66F-3 | ROHM Semiconductor - ROHM Co., Ltd.
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Microwire BUS 4Kbit (256x16bit) EEPROM - BR93G66F-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.
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Specifications:
Grade
Standard
I/F
MicroWire BUS(3-Wire)
Density [bit]
4K
Bit Format [Word x Bit]
256 x 16 / 512 x 8
Package
SOP8
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.
Features:
・ 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)