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

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TSZ02201-0R2R0G100390-1-2

15.Oct.2013 Rev.002

©2012 ROHM Co., Ltd. All rights reserved.

TSZ22111･14･001

www.rohm.com

Datasheet

Serial EEPROM Series Standard EEPROM

Microwire BUS EEPROM(3-Wire)

BR93Lxx-W

●General Description

BR93Lxx-W

is serial EEPROM of serial 3-line interface method

●Features

3-line communications of chip select, serial clock, serial data

input / output (the case where input and output are shared)

Actions available at high speed 2MHz clock(2.5V to 5.5V)

Speed write available (write time 5ms max.）

Same package and pin layout from 1Kbit to 16Kbit

1.8V to 5.5V single power source action

Address auto increment function at read action

Write mistake prevention function

Write prohibition at power on

Write prohibition by command code

Write mistake prevention function at low voltage

Program cycle auto delete and auto end function

Program condition display by READY / BUSY

Low current consumption

At write action (at 5V) : 1.2mA (Typ.)

At read action (at 5V) : 0.3mA (Typ.)

At standby action (at 5V) : 0.1

μA (Typ.)(CMOS input)

TTL compatible( input / outputs)

Data retention for 40 years

Endurance up to 1,000,000 times

Data at shipment all addresses FFFFh

●Packages W(Typ.) x D(Typ.) x H(Max.)

●BR93Lxx-W

Package type

SOP8

SOP-J8 SSOP-B8 TSSOP-B8

MSOP8

TSSOP-

B8J

DIP-T8

Capacity

Bit format

Type

Power source

voltage

F

RF

FJ RFJ FV RFV FVT RFVT

RFVM

RFVJ

-

1Kbit

64×16

BR93L46-W

1.8V to 5.5V

●

●

●

●

●

●

●

●

●

●

●

2Kbit

128×16

BR93L56-W

1.8V to 5.5V

●

●

●

●

●

●

●

●

●

●

●

4Kbit

256×16

BR93L66-W

1.8V to 5.5V

●

●

●

●

●

●

●

●

●

●

●

8Kbit

512×16

BR93L76-W

1.8V to 5.5V

●

●

●

●

●

●

●

●

●

16Kbit

1K×16

BR93L86-W

1.8V 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

TSSOP-B8J

3.00mm x 4.90mm x 1.10mm

MSOP8

2.90mm x 4.00mm x 0.90mm

SSOP-B8

3.00mm x 6.40mm x 1.35mm

DIP-T8

9.30mm x 6.50mm x 7.10mm

Figure.1