Datasheet > BR25H640FJ-2C

BR25H640FJ-2C

更新时间： 2023-09-03 20:25:02

品牌	Logo	应用领域
罗姆 - ROHM		可编程只读存储器电动程控只读存储器电可擦编程只读存储器
页数	文件大小	规格书
34页	1039K
描述
BR25H640-2C是SPI BUS接口方式的串行EEPROM。

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BR25H640FJ-2C 数据手册

Datasheet

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.

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.

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.

●Package

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): 0.1μA (Typ.)

Address auto increment function at read operation

Prevention of write mistake

Write prohibition at power on.

TSSOP-B8

SOP8

Write prohibition by command code (WRDI).

Write prohibition by WPB pin.

3.00mm x 6.40mm x 1.20mm 5.00mm x 6.20mm x 1.71mm

Write prohibition block setting by status registers

(BP1, BP0).

Prevention of write mistake at low voltage.

SOP-J8

4.90mm x 6.00mm x 1.65mm

●Page write

Number of pages

32 Byte

Product Number

BR25H640-2C

●BR25H640-2C

Capacity

64Kbit

Bit Format

8Kx8

Product Number

BR25H640-2C

Supply Voltage

2.5V to 5.5V

TSSOP-B8

SOP8

SOP-J8

●

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

www.rohm.com

TSZ22111・14・001

TSZ02201-0R1R0G100120-1-2

12.Mar.2013 Rev.001

1/31

12 3 4 5 6 7...34

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