○Product structure：Silicon monolithic integrated circuit ○This product is not designed protection against radioactive rays

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TSZ02201-0R1R0G100120-1-2

12.Mar.2013 Rev.001

Datasheet

TSZ22111・14・001

Serial EEPROM Series Automotive EEPROM

125℃ Operation SPI BUS EEPROM

BR25H640-2C

●General Description

BR25H640-2C is a serial EEPROM of SPI BUS interface method.

●Features

High speed clock action up to 10MHz (Max.)

Wait function by HOLDB terminal.

Part or whole of memory arrays settable as read only

memory area by program.

2.5V to 5.5V single power source action most

suitable

for battery use.

Page write mode useful for initial value write at

factory shipment.

For SPI bus interface (CPOL, CPHA)=(0, 0), (1, 1)

Self-timed programming cycle.

Low Supply Current

At write operation (5V): 1.1mA (Typ.)

At read operation (5V) : 1.0mA (Typ.)

At standby operation (5V): 0.1

μA (Typ.)

Address auto increment function at read operation

Prevention of write mistake

Write prohibition at power on.

Write prohibition by command code (WRDI).

Write prohibition by WPB pin.

Write prohibition block setting by status registers

(BP1, BP0).

Prevention of write mistake at low voltage.

TSSOP-B8, SOP8, SOP-J8 Package

Initial delivery state: FFh, status register

WPEN, BP1, BP0 : 0

More than 100 years data retention.

More than 1 million write cycles.

AEC-Q100 Qualified.

●Package

●Page write

Number of pages

32 Byte

Product Number

BR25H640-2C

●BR25H640-2C

Capacity

Bit Format

Product Number

Supply Voltage

TSSOP-B8

SOP8

SOP-J8

64Kbit

8Kx8

BR25H640-2C

2.5V to 5.5V

●

●

●

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