Datasheet > BU99022NUX-3

BU99022NUX-3

更新时间： 2022-02-26 14:08:00

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
26页	585K
描述
I2C BUS 2kbit 2kbit 2ports serial EEPROM

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BU99022NUX-3 数据手册

Datasheet

BU99022NUX-3

●Absolute maximum rating (Ta=25℃)

●Memory cell characteristics (Ta=25℃, Vcc=1.7～5.5V)

Parameter

symbol

Limits

Unit

Parameter

Limits

Typ.

Unit

Impressed voltage

Permissible

V_CC

-0.3～+6.5

Min.

1,000,000

Max

－

300 ^*1

Write/Erase cycle ^*1

Data retention ^*1

cycles

Years

－

dissipation

Storage temperature range

ction temperature range

Terminal voltage

Tstg

Topr

‐

－65～+150

－40～+85

－0.3～Vcc+1.0^*2

150

℃

－

Not 100% TESTED

●Recommended operating condition

Junction Temperature ^*3

Tjmax

℃

Parameter

Power source voltage

Input voltage

Symbol

Vcc

Limits

1.7～5.5

0～Vcc

Unit

*1 When using at Ta=25℃ or higher, 3.0mW to be reduced per 1℃.

*2 The Max value of Terminal Voltage is not over 6.5V. When the pulse width is

50ns or less, the Min value of Terminal Voltage is not under -0.8V.

*3 Junction temperature at the storage condition.

V_IN

●DC operating characteristics

(

Unless otherwise specified, Ta=－40～+85℃、VCC=1.7～5.5V)

Specification

Typ.

Parameter

Symbol

Unit

Test Condition

Min.

Max.

“H”input

voltage1

V_IH1

V_IL1

0.7Vcc

－

Vcc+1.0

0.3Vcc

“L”input

voltage1

－0.3^*1

“L”output

voltage1

_OL=3.0mA, 2.5V≦Vcc≦5.5V

V_OL1

－

0.4

(SDA1,SDA2)

“L”output

voltage2

I_OL=0.7mA, 1.7V≦Vcc＜2.5V

V_OL2

I_LI

－

0.2

(SDA1,SDA2)

Input leak

current

－1

μA

V_IN=0～Vcc

Output leak

current

I_LO

V_OUT=0～Vcc (SDA1,SDA2)

Vcc1=5.5V,f_SCL=400kHz, t_WR=5ms,

Bytewrite Pagewrite

I_CCw1

－

2.0

Vcc2=5.5V,f_SCL=400kHz, t_WR=5ms,

Bytewrite Pagewrite

I_CCw2

I_CCr1

I_CCr2

－

2.0

0.5

Operating

Current

Vcc1=5.5V,f_SCL=400kHz

Random read, current read, sequential read

Vcc2=5.5V,f_SCL=400kHz

Random read, current read, sequential read

I_SB1

－

2.0

Vcc1=5.5V, SDA1・SCL1=Vcc

Standby

current

μA

Vcc2=5.5V, SDA2・SCL2=Vcc

WP2=GND

I_SB2

○This product is not designed for protection against radio active rays.

*1 When the pulse width is 50ns or less, it is -0.8V.

www.rohm.com

TSZ02201-0R2R0G100010-1-2

2011.12.19 Rev.001

2/23

TSZ22111・14・001

123 4 5 6 7...26

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