SPI BUS Serial EEPROMs

High Reliability Series Serial EEPROM Series

Features

BR25L series

Capacity

Bit format

Type

BR25L010-W

BR25L640-W

BR25L040-W

BR25L020-W

BR25L160-W

BR25L080-W

BR25L320-W

Power source

voltage

1.8 ~ 5.5V

1.8 ~ 5.5V

1.8 ~ 5.5V

1.8 ~ 5.5V

1.8 ~ 5.5V

1.8 ~ 5.5V

1.8 ~ 5.5V

SOP8

SOP-J8

SSOP-B8

MSOP8

TSSOP-B8J

TSSOP-B8

● High speed clock action up to 5MHz (Max.)

● Wait function by HOLD terminal

● Part or whole of memory arrays settable as read only memory area by program

● 1.8 ~ 5.5V single power source action most suitable for battery use

● Page write mode useful for initial value write at factory shipment

● Highly reliable connection by Au pad and Au wire

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

● Auto erase and auto end function at data rewrite

● Low current consumption

At write action (5V)

: 1.5mA (Typ.)

At read action (5V)

: 1.0mA (Typ.)

At standby action (5V) : 0.1

μA (Typ.)

● Address auto increment function at read action

● Write mistake prevention function

Write prohibition at power on

Write prohibition by command code (WRDI)

Write prohibition by WP pin

Write prohibition block setting by status registers (BP1, BP0)

Write mistake prevention function at low voltage

● SOP8, SOP-J8, SSOP-B8, TSSOP-B8, MSOP8 TSSOP-B8J package *1 *2

● Data at shipment Memory array : FFh, status register WPEN, BP1, BP0 : 0

● Data kept for 40 years

● Data rewrite up to 1,000,000 times

Page write

Number of

pages

Product

number

16 Byte

BR25L010-W

BR25L020-W

BR25L080-W

BR25L160-W

BR25L320-W

BR25L640-W

32 Byte

*1 BR25L080/160-W : SOP8, SOP-J8, SSOP-B8, TSSOP-B8

*2 BR25L320/640-W : SOP8, SOP-J8

BR25L040-W

Description

●

BR25L□□□-W series is a serial EEPROM of SPI BUS interface method.

128 X 8

256 X 8

512 X 8

1K X 8

2K X 8

4K X 8

8K X 8

1Kbit

2Kbit

4Kbit

8Kbit

16Kbit

32Kbit

64Kbit

BR25L010-W, BR25L020-W, BR25L040-W, BR25L080-W, BR25L160-W, BR25L320-W, BR25L640-W

Supply voltage 1.8V~5.5V

Operating temperature –40°C~+85°C type

TECHNICAL NOTE

Oct. 2008

F

FJ

FVT

FVM

FVJ

FV