taxonomy_overview_2311

Overview

电可擦除可编程只读存储器(EEPROM)是一种高可靠性的非易失性存储器器件,用于在汽车、工业和嵌入式系统中存储配置、校准和系统数据。它们支持字节级写入和擦除,从而能够灵活地更新配置数据、校准值、识别码和诊断日志,而无需对整个存储器进行重写。安森美EEPROM支持包括I²C、SPI、Microwire 和 1-Wire在内的标准接口,存储容量范围从1 Kb到1 Mb不等。它们具有高达400万次写入/擦除循环的高耐久性,数据保留时间长达100 年,确保了长期可靠性。车规级产品支持高达125℃的扩展温度范围,并通过AEC-Q100认证。安森美提供多种紧凑型封装,如SOIC、TSSOP、MSOP、SOT-23、UDFN/WDFN和WLCSP。

Browse EEPROM

I2C EEPROM

1Kb → 1Mb, 1.7V → 5.5V, AEC-Q100

SPI EEPROM

1Kb → 1Mb, 1.6V → 5.5V, AEC-Q100

Microwire数据传输标准

1Kb → 16Kb, 1.8V → 5.5V, AEC-Q100

1-Wire协议数据传输标准

1Kb,48位唯一序列号,SOT-23封装

Application Examples

ADAS中的图像传感器校准数据

在ADAS摄像头模块中,EEPROM存储着工厂校准数据,例如镜头阴影、像素缺陷图和温度补偿表。安森美的I²C EEPROM可在车辆整个使用寿命期间保留这些数据,确保每次电源循环后都能进行精确的图像处理。

电池供电设备中的固件存储

在电池供电的传感器节点中,EEPROM可存储通过无线方式更新的固件或配置参数。低电压SPI EEPROM具有低待机电流和高耐用性,既能确保固件存储的可靠性,又能最大限度地延长电池寿命。

汽车照明中的LED校准设置

汽车LED前大灯使用EEPROM来存储ECU校准数据,例如亮度分档、色温校正和温度降额曲线。汽车级EEPROM可确保这些设置在温度和时间变化下保持稳定,从而提供一致的光输出并符合相关标准。

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Status

Compliance

Type

Density

Organization

Data Transmission Standard

fcycle Max (kHz)

kHz

kHz

tACC Max ns

ns

ns

VCC Min (V)

V

V

VCC Max (V)

V

V

Vio Ref (V)

Istandby Max (µA)

µA

µA

Iact Max (mA)

mA

mA

T Min (°C)

°C

°C

T Max (°C)

°C

°C

Endurance (Write cycles)

Specific Features

Package Type

MSL Type

MSL Temp (°C)

ON Target

搜寻

Close Search

产品系列:

145

可订购器件:

367

产品系列:

145

可订购器件:

367

产品系列

状态

CAD Models

Compliance

Type

Density

Organization

Data Transmission Standard

fcycle Max (kHz)

tACC Max ns

VCC Min (V)

VCC Max (V)

Vio Ref (V)

Istandby Max (µA)

Iact Max (mA)

T Min (°C)

T Max (°C)

Endurance (Write cycles)

Specific Features

Package Type

MSL Type

MSL Temp (°C)

ON Target

参考价格

Obsolete

CAD Model

Pb

A

H

P

CMOS

2 kb

256 x 8

I2C

400

900

2.7

5.5

VCC

60

3

-40

85

-

-

TSSOP-8,

SOIC-8

1

260

No

Price N/A

More Details

Last Shipments

Obsolete

CAD Model

Pb

A

H

P

CMOS

2 kb

256 x 8

I2C

400

900

2.7

5.5

VCC

60

3

-40

85

-

-

SOIC-8,

TSSOP-8

1

260

No

Price N/A

More Details

Obsolete

CAD Model

Pb

A

H

P

CMOS

2 kb

256 x 8

I2C

400

900

2.7

5.5

VCC

40

3

-40

85

-

-

SOIC-8,

TSSOP-8

1

260

No

Price N/A

More Details

Obsolete

CAD Model

Pb

A

H

P

CMOS

2 kb

256 x 8

I2C

400

900

2.7

5.5

VCC

40

3

-40

85

-

-

TSSOP-8,

SOIC-8

1

260

No

Price N/A

More Details

Obsolete

CAD Model

Pb

A

H

P

CMOS

2 kb

256 x 8

I2C

400

900

2.7

5.5

VCC

50

3

-40

85

-

-

SOIC-8,

TSSOP-8

1

260

No

Price N/A

More Details

Obsolete

CAD Model

Pb

A

H

P

CMOS

2 kb

256 x 8

I2C

400

900

2.7

5.5

VCC

60

3

-40

85

-

-

TSSOP-8,

SOIC-8

1

260

No

Price N/A

More Details

Last Shipments

CAD Model

Pb

A

H

P

CMOS

1 kb

128k x 8

I2C

400

-

1.7

5.5

VCC

1

1

-40

85

-

-

TSOT-23-5

1

260

No

Price N/A

More Details

Last Shipments

CAD Model

Pb

A

H

P

CMOS

2 kb

256 x 8

I2C

400

-

1.7

5.5

VCC

1

1

-40

85

-

-

TSOT-23-5

1

260

No

Price N/A

More Details

Last Shipments

CAD Model

Pb

A

H

P

CMOS

8 kb

1k x 8

I2C

1000

-

1.7

5.5

VCC

1

1

-40

85

-

-

TSOT-23-5

1

260

No

Price N/A

More Details

Last Shipments

CAD Model

Pb

A

H

P

CMOS

16 kb

2k x 8

I2C

1000

-

1.7

5.5

VCC

1

1

-40

85

-

-

TSOT-23-5

1

260

No

Price N/A

More Details

Active

CAD Model

Pb

A

H

P

CMOS

2 kb

256 x 8

I2C

400

900

1.7

5.5

VCC

3

1

-40

85

1M

-

TSOT-23-5

1

260

No

$0.1689

More Details

Last Shipments

CAD Model

Pb

A

H

P

CMOS

2 kb

256 x 8

I2C

400

-

1.8

5.5

VCC

1

1

-40

85

1M

-

SOIC-8

1

260

No

Price N/A

More Details

Active

Obsolete

CAD Model

Pb

A

H

P

CMOS

4 kb

512 x 8

I2C

400

-

1.7

5.5

VCC

1

1

-40

85

1M

-

UDFN-8,

TSSOP-8,

WLCSP-4,

TSOT-23-5,

SOIC-8,

WLCSP-5

1

260

No

$0.0 - $0.2585

More Details

Active

CAD Model

Pb

A

H

P

CMOS

8 kb

1k x 8

I2C

400

900

1.8,

1.7

5.5

VCC

1

1

-40

85

1M

-

SOIC-8,

WLCSP-4,

WLCSP-5,

TSSOP-8,

UDFN-8,

TSOT-23-5

1

260

No

$0.104 - $0.2412

More Details

Active

CAD Model

Pb

A

H

P

CMOS

128 kb

16k x 8

I2C

400,

1000

-,

400

1.8

5.5

VCC

1,

2

1,

3

-40

85

1M

-

SOIC-8,

UDFN-8,

TSSOP-8

1

260

No

$0.2807 - $0.4365

More Details

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