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  • The M24128 is a 128-Kbit I2C-compatible EEPROM (Electrically Erasable PROgrammable Memory) organized as 16 K × 8 bits.

    The M24128-BW can operate with a supply voltage from 2.5 V to 5.5 V, the M24128-BR can operate with a supply voltage

    Key Features

    • Compatible with all I2C bus modes:
      • 1 MHz
      • 400 kHz
      • 100 kHz
    • Memory array:
      • 128 Kbit (16 Kbyte) of EEPROM
      • Page size: 64 byte
      • Additional Write lockable page (M24128-D order codes)
    • Single supply voltage and high speed:
      • 1 MHz clock from 1.7 V to 5.5 V
    • Write:
      • Byte Write within 5 ms
      • Page Write within 5 ms
    • Operating temperature range:
      • from -40 °C up to +85 °C
    • Random and sequential Read modes
    • Write protect of the whole memory array
    • Enhanced ESD/Latch-Up protection
    • More than 4 million Write cycles
    • More than 200-years data retention
    • Packages
      • SO8 ECOPACK2®
      • TSSOP8 ECOPACK2®
      • UFDFPN8 ECOPACK2®
      • WLCSP ECOPACK2®
      • UFDFPN5 ECOPACK2®
      • Unsawn wafer (each die is tested)

Circuit Diagram

Download Download

Sample & Buy

Part Number
Replacement Product
Package
Packing Type
Temperature (°C) Marketing Status
Budgetary Price (US$)*
Quantity
More info
Order from Distributors
Order from ST
min
max
M24128-BFMN6TP - SO8 Tape And Reel -40 85
Active
0.1286 1000
MORE INFO

ECCN (US):

EAR99

Country of Origin:

CHINA

No availability of distributors reported, please contact our sales office
M24128-BFMH6TG - DFN5 Tape And Reel -40 85
Active
0.1435 1000
MORE INFO

ECCN (US):

EAR99

Country of Origin:

PHILIPPINES

Check Availability

Distributor availability ofM24128-BFMH6TG

Distributor Name
Region Stock Min. Order Third party link
DIGIKEY WORLDWIDE 4682 1 Order Now
MOUSER WORLDWIDE 2892 1 Order Now

Distributor reported inventory date: 2019-07-11

Distributor Name

DIGIKEY

Stock

4682

Min.Order

1

Region

WORLDWIDE Order Now

MOUSER

Stock

2892

Min.Order

1

Region

WORLDWIDE Order Now

Distributor reported inventory date: 2019-07-11

Get sample
M24128BFTW20I/90 - WAFER Not Applicable -40 85
Active
- -
MORE INFO

ECCN (US):

EAR99

Country of Origin:

-

No availability of distributors reported, please contact our sales office
M24128-BFDW6TP - TSSOP8 Tape And Reel -40 85
Active
0.1416 1000
MORE INFO

ECCN (US):

EAR99

Country of Origin:

CHINA

No availability of distributors reported, please contact our sales office
M24128-BFMC6TG - UFDFPN8 Tape And Reel -40 85
Active
0.1516 1000
MORE INFO

ECCN (US):

EAR99

Country of Origin:

PHILIPPINES

Check Availability

Distributor availability ofM24128-BFMC6TG

Distributor Name
Region Stock Min. Order Third party link
DIGIKEY WORLDWIDE 6760 1 Order Now
AVNET AMERICA 5000 0 Order Now
ARROW AMERICA 12 1 Order Now
MOUSER WORLDWIDE 28053 1 Order Now
Farnell Element14 EUROPE 10000 1 Order Now

Distributor reported inventory date: 2019-07-11

Distributor Name

DIGIKEY

Stock

6760

Min.Order

1

Region

WORLDWIDE Order Now

AVNET

Stock

5000

Min.Order

0

Region

AMERICA Order Now

ARROW

Stock

12

Min.Order

1

Region

AMERICA Order Now

MOUSER

Stock

28053

Min.Order

1

Region

WORLDWIDE Order Now

Farnell Element14

Stock

10000

Min.Order

1

Region

EUROPE Order Now

Distributor reported inventory date: 2019-07-11

Buy now

M24128-BFMN6TP

Replacement Product

-

Package

SO8

Unit Price (US$)

0.1286*

Packing Type

Tape And Reel

Operating Temperature (°C)

(min)

-40

(max)

85

Marketing Status

Active

Unit Price (US$)

0.1286

Quantity

1000

ECCN (US)

EAR99

Country of Origin

CHINA

M24128-BFMH6TG

Replacement Product

-

Package

DFN5

Unit Price (US$)

0.1435*

Distributor availability ofM24128-BFMH6TG

Distributor Name
Region Stock Min. Order Third party link
DIGIKEY WORLDWIDE 4682 1 Order Now
MOUSER WORLDWIDE 2892 1 Order Now

Distributor reported inventory date: 2019-07-11

Distributor Name

DIGIKEY

Stock

4682

Min.Order

1

Region

WORLDWIDE Order Now

MOUSER

Stock

2892

Min.Order

1

Region

WORLDWIDE Order Now

Distributor reported inventory date: 2019-07-11

Packing Type

Tape And Reel

Operating Temperature (°C)

(min)

-40

(max)

85

Marketing Status

Active

Unit Price (US$)

0.1435

Quantity

1000

ECCN (US)

EAR99

Country of Origin

PHILIPPINES

M24128BFTW20I/90

Replacement Product

-

Package

WAFER

Unit Price (US$)

*

Packing Type

Not Applicable

Operating Temperature (°C)

(min)

-40

(max)

85

Marketing Status

Active

Unit Price (US$)

-

Quantity

-

ECCN (US)

EAR99

Country of Origin

-

M24128-BFDW6TP

Replacement Product

-

Package

TSSOP8

Unit Price (US$)

0.1416*

Packing Type

Tape And Reel

Operating Temperature (°C)

(min)

-40

(max)

85

Marketing Status

Active

Unit Price (US$)

0.1416

Quantity

1000

ECCN (US)

EAR99

Country of Origin

CHINA

M24128-BFMC6TG

Replacement Product

-

Package

UFDFPN8

Unit Price (US$)

0.1516*

Distributor availability ofM24128-BFMC6TG

Distributor Name
Region Stock Min. Order Third party link
DIGIKEY WORLDWIDE 6760 1 Order Now
AVNET AMERICA 5000 0 Order Now
ARROW AMERICA 12 1 Order Now
MOUSER WORLDWIDE 28053 1 Order Now
Farnell Element14 EUROPE 10000 1 Order Now

Distributor reported inventory date: 2019-07-11

Distributor Name

DIGIKEY

Stock

6760

Min.Order

1

Region

WORLDWIDE Order Now

AVNET

Stock

5000

Min.Order

0

Region

AMERICA Order Now

ARROW

Stock

12

Min.Order

1

Region

AMERICA Order Now

MOUSER

Stock

28053

Min.Order

1

Region

WORLDWIDE Order Now

Farnell Element14

Stock

10000

Min.Order

1

Region

EUROPE Order Now

Distributor reported inventory date: 2019-07-11

Packing Type

Tape And Reel

Operating Temperature (°C)

(min)

-40

(max)

85

Marketing Status

Active

Unit Price (US$)

0.1516

Quantity

1000

ECCN (US)

EAR99

Country of Origin

PHILIPPINES

(*) Suggested Resale Price per unit (USD) for BUDGETARY USE ONLY. For quotes, prices in local currency, please contact your local ST Sales Office  or our Distributors

Recommended for you

00 Files selected for download

Technical Documentation

    • Description Version Size Action
      DS6639
      128-Kbit serial I²C bus EEPROM
      30.0
      879.33 KB
      PDF
      DS6639

      128-Kbit serial I²C bus EEPROM

    • Description Version Size Action
      AN2014
      How a designer can make the most of STMicroelectronics Serial EEPROMs
      10.1
      1.13 MB
      PDF
      AN971
      I2C communication between ST7 and M24CXX EEPROM
      1.7
      64.48 KB
      PDF
      AN1471
      What happens to the M24xxx I²C EEPROM if the I²C bus communication is stopped?
      4.4
      72.36 KB
      PDF
      AN2014

      How a designer can make the most of STMicroelectronics Serial EEPROMs

      AN971

      I2C communication between ST7 and M24CXX EEPROM

      AN1471

      What happens to the M24xxx I²C EEPROM if the I²C bus communication is stopped?

    • Description Version Size Action
      TN1171
      Description of UFDFPN5, UFDFPN8 and WFDFPN8 for STMicroelectronics EEPROMs and recommendations for use
      3.0
      574.55 KB
      PDF
      TN0991
      Description of WLCSP for STMicroelectronics EEPROMs and recommendations for use
      2.1
      722.37 KB
      PDF
      TN1171

      Description of UFDFPN5, UFDFPN8 and WFDFPN8 for STMicroelectronics EEPROMs and recommendations for use

      TN0991

      Description of WLCSP for STMicroelectronics EEPROMs and recommendations for use

    • Description Version Size Action
      ES0369
      M24128-BF and M24128-DF package mechanical data modifications
      1.0
      231.3 KB
      PDF
      ES0369

      M24128-BF and M24128-DF package mechanical data modifications

HW Model, CAD Libraries & SVD

    • Description Version Size Action
      IBIS model I2C M24xxx Standard EEPROM (-40 degC to 85 degC) 4.0
      5.86 MB
      ZIP
      IBIS model SPI M95xxx Standard EEPROM (-40 degC to 85 degC) 5.0
      4.92 MB
      ZIP
      Verilog model I2C EEPROM M24XXX 2.0
      18.97 KB
      ZIP
      Verilog model SPI EEPROM M95XXX 2.2
      57.49 KB
      ZIP

      IBIS model I2C M24xxx Standard EEPROM (-40 degC to 85 degC)

      IBIS model SPI M95xxx Standard EEPROM (-40 degC to 85 degC)

      Verilog model I2C EEPROM M24XXX

      Verilog model SPI EEPROM M95XXX

Presentations & Training Material

    • Description Version Size Action
      EEPROM general presentation 1.0
      627.51 KB
      PDF
      EEPROM in WLCSP July 2016 1.4
      281.42 KB
      PDF
      I2C EEPROM in DFN5 small package 1.0
      555.19 KB
      PDF

      EEPROM general presentation

      EEPROM in WLCSP July 2016

      I2C EEPROM in DFN5 small package

Publications and Collaterals

    • Description Version Size Action
      EEPROM in Ultra-small packages 1.0
      1.22 MB
      PDF
      Serial EEPROM 1.0
      1.73 MB
      PDF

      EEPROM in Ultra-small packages

      Serial EEPROM

    • Description Version Size Action
      EEPROM selection guide 2.0
      843.56 KB
      PDF

      EEPROM selection guide

    • Description Version Size Action
      Products and solutions for solar energy 1.0
      1.29 MB
      PDF
      Semiconductor solutions for healthcare applications 1.0
      665.18 KB
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      Smart grid distribution and smart meters - Energy-efficient solutions 2.0
      1.58 MB
      PDF

      Products and solutions for solar energy

      Semiconductor solutions for healthcare applications

      Smart grid distribution and smart meters - Energy-efficient solutions

Part Number Marketing Status Package Grade RoHS Compliance Grade Material Declaration**
M24128-BFDW6TP
Active
TSSOP8 Industrial Ecopack2
M24128-BFMC6TG
Active
UFDFPN8 Industrial Ecopack2
M24128-BFMH6TG
Active
DFN5 Industrial Ecopack2
M24128-BFMN6TP
Active
SO8 Industrial Ecopack2
M24128BFTW20I/90
Active
WAFER Industrial N/A

M24128-BFDW6TP

Package:

TSSOP8

Material Declaration**:

PDF XML

Marketing Status

Active

Package

TSSOP8

Grade

Industrial

RoHS Compliance Grade

Ecopack2

M24128-BFMC6TG

Package:

UFDFPN8

Material Declaration**:

PDF XML

Marketing Status

Active

Package

UFDFPN8

Grade

Industrial

RoHS Compliance Grade

Ecopack2

M24128-BFMH6TG

Package:

DFN5

Material Declaration**:

PDF XML

Marketing Status

Active

Package

DFN5

Grade

Industrial

RoHS Compliance Grade

Ecopack2

M24128-BFMN6TP

Package:

SO8

Material Declaration**:

PDF XML

Marketing Status

Active

Package

SO8

Grade

Industrial

RoHS Compliance Grade

Ecopack2

M24128BFTW20I/90

Package:

WAFER

Material Declaration**:

Marketing Status

Active

Package

WAFER

Grade

Industrial

RoHS Compliance Grade

N/A

(**) The Material Declaration forms available on st.com may be generic documents based on the most commonly used package within a package family. For this reason, they may not be 100% accurate for a specific device. Please contact our sales support for information on specific devices.