Datasheet
Serial EEPROM Series Standard EEPROM
SPI BUS EEPROM
BR25G128-3
General Description
BR25G128-3 is a 128Kbit Serial EEPROM of SPI BUS Interface.
Features
High Speed Clock Action up to 20MHz (Max)
Wait Function by HOLDB Terminal
Part or Whole of Memory Arrays Settable as
Read only Memory Area by Program
1.6V to 5.5V Single Power Source Operation Most
Suitable for Battery Use.
Up to 64 Bytes in Page Write Mode.
For SPI Bus Interface (CPOL, CPHA) = (0, 0), (1, 1)
Self-timed Programming Cycle
Low Current Consumption
¾ At Write Action (5V)
: 0.5mA (Typ)
¾ At Read Action (5V)
: 2.0mA (Typ)
¾ At Standby Action (5V) : 0.1µA (Typ)
Address Auto Increment Function at Read Action
Prevention of Write Mistake
¾ Write Prohibition at Power On
¾ Write Prohibition by Command Code (WRDI)
¾ Write Prohibition by WPB Pin
¾ Write Prohibition Block Setting by Status Registers
(BP1, BP0)
¾ Prevention of Write Mistake at Low Voltage
More than 100 years Data Retention.
More than 1 Million Write Cycles.
Bit Format 16K×8
Initial Delivery Data
Memory Array: FFh
Status Register: WPEN, BP1, BP0 : 0
Packages W(Typ) x D(Typ) x H(Max)
SOP8
MSOP8
5.00mm x 6.20mm x 1.71mm 2.90mm x 4.00mm x 0.90mm
SOP- J8
VSON008X2030
4.90mm x 6.00mm x 1.65mm 2.00mm x 3.00mm x 0.60mm
TSSOP-B8
3.00mm x 6.40mm x 1.20mm
Figure 1.
○Product structure:Silicon monolithic integrated circuit
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TSZ22111・14・001
○This product is not designed protection against radioactive rays
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TSZ02201-0R2R0G100670-1-2
19.Mar.2014 Rev.001