Datasheet > BR25H040F-2LB(H2)

BR25H040F-2LB(H2)

更新时间： 2023-09-03 20:37:21

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
31页	981K
描述
本产品是面向工业设备市场的产品，保证可长期稳定供货。是适合这些用途的产品。BR25H040F-2LB是SPI BUS接口方式的串行EEPROM。

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数据手册

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Datasheet

Serial EEPROM Series Industrial EEPROM

125℃ Operation SPI BUS EEPROM

BR25H040F-2LB

General Description

This is the product guarantees long time support in Industrial market.

BR25H040F-2LB is a serial EEPROM of SPI BUS interface method.

Features

Package

W(Typ.) x D(Typ.) x H(Max.)

Long Time Support a Product for Industrial

Applications.

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.

SOP8

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

Self-timed programming cycle.

Low Supply Current

5.00mm x 6.20mm x 1.71mm

At write operation (5V)

At read operation (5V)

At standby operation (5V)

Address auto increment function at read operation

Prevention of write mistake

: 1.0mA (Typ.)

: 0.1μA (Typ.)

Application

Industrial Equipment

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.

Data at shipment Memory array: FFh, status register

BP1, BP0 : 0

More than 100 years data retention.

More than 1 million write cycles.

Page write

Number of pages

16 Byte

Product Number

BR25H040F-2LB

Capacity

Bit Format

Product Number

BR25H040F-2LB

Supply Voltage

2.5V to 5.5V

Package

SOP8

4Kbit

512×8

○Product structure：Silicon monolithic integrated circuit ○This product has no designed protection against radioactive rays

www.rohm.com

TSZ22111・14・001

TSZ02201-0R1R0G100320-1-2

27.Feb.2014 Rev.002

1/28

12 3 4 5 6 7...31

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