Datashee
○Product structure：Silicon monolithic integrated circuit ○This product is not designed protection against radioactive rays
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19.DEC.2012 Rev.002
TSZ02201-0R1R0G100030-1-2
© 2012 ROHM Co., Ltd. All rights reserved.
TSZ22111・14・001
Serial EEPROM Series Automotive EEPROM
125℃ Operation Microwire BUS EEPROM (3-wire)
BR93H66-2C
GeneralDescription
BR93H66-2C is a serial EEPROM of serial 3-line interface
method.
Features
Conforming to Microwire BUS
Withstands Electrostatic Voltage up to 6kV
(HBM method typ)
Wide Temperature Range -40℃ to +125℃
Same package line-up and same pin configuration
2.5V to 5.5V Single Supply Voltage Operation
Address Auto Increment Function at READ
Operation
Prevention of write mistake
¾ Write prohibition at po wer on
¾ Write prohibition by command code
¾ Write mistake prevention circuit at low voltage
Self-timed programming cycle
Program Condition Dis play by READY / BUSY
Low Supply Current
¾ Write Operation (5V) : 0.8mA (Typ)
¾ Read Operati on (5V) : 0.5mA (Typ)
¾ Standby Operation (5V) : 0.1μA (Typ)
Compact package MSOP8 / TSSOP-B8 / SOP8 /
SOP-J8
High-Reliabil ity using ROHM Original
Double-Cell Structure
More than 100 years data retention (Ta≦125℃)
More than 1 million write cycles (Ta≦125℃)
Data set to FFFFh on all addresses at shipment
AEC-Q100 Qualified
Packages (Typ) (Typ) (Max)
MSOP8 2.90mm x 4.00mm x 0.90mm
TSSOP-B8 3.00mm x 6.40mm x 1.20mm
SOP8 5.00mm x 6.20mm x 1.71mm
SOP-J8 4.90mm x 6.00mm x 1.65mm
BR93H66-2C
Package Type
MSOP8 TSSOP-B8 SOP8 SOP-J8
Capacity Bit Format
Product Name
Supply Voltage RFVM RFVT RF RFJ
4Kbit 256×16 BR93H66-2C 2.5V to 5.5V ● ● ● ●
MSOP8 TSSOP-B8
SOP8 SOP-J8
