1-Kbit MICROWIRE serial access EEPROM with block protection

Download datasheet

Order from our eStore and our distributors

Buy now
Overview
Tools & Software
Resources
Solutions
Quality & Reliability
Sales Briefcase
eDesignSuite
Get Started
Sample & Buy
Partner products
  • The M93S46, M93S56, M93S66 devices are Electrically Erasable PROgrammable Memories (EEPROMs) organized as 64, 128 or 256 words (one word is 16 bits), accessed through the MICROWIRE bus.

    The M93S46, M93S56, M93S66 can operate with a supply voltage from 2.5 V to 5.5 V over an ambient temperature range of -40 °C / +85 °C.

    Key Features

    • Compatible with MICROWIRE bus serial interface
    • Memory array
      • 1 Kbit, 2 Kbit or 4 Kbit of EEPROM
      • Organized by word (16b)
      • Page = 4 words
    • Write
      • Byte write within 5 ms
      • Page write within 5 ms
      • Ready/busy signal during programming
    • User defined write protected area
    • High-speed clock: 2 MHz
    • Single supply voltage:
      • 2.5 V to 5.5 V
    • Operating temperature range: -40 °C up to +85 °C.
    • Enhanced ESD protection
    • More than 4 million write cycles
    • More than 200-year data retention
    • Packages
      • PDIP8 ECOPACK®1
      • TSSOP8 ECOPACK®2
      • SO8 ECOPACK®2

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
M93S46-WMN6TP - SO8 Tape And Reel -40 85
Active
0.2984 1000
MORE INFO

ECCN (US):

EAR99

Country of Origin:

CHINA

Check Availability

Distributor availability ofM93S46-WMN6TP

Distributor Name
Region Stock Min. Order Third party link
DIGIKEY WORLDWIDE 5496 1 Order Now
RS COMPONENTS EUROPE 800 1 Order Now
FUTURE WORLDWIDE 6840 1 Order Now
ARROW AMERICA 422 1 Order Now
MOUSER WORLDWIDE 5145 1 Order Now
Farnell Element14 EUROPE 4984 1 Order Now

Distributor reported inventory date: 2019-09-18

Distributor Name

DIGIKEY

Stock

5496

Min.Order

1

Region

WORLDWIDE Order Now

RS COMPONENTS

Stock

800

Min.Order

1

Region

EUROPE Order Now

FUTURE

Stock

6840

Min.Order

1

Region

WORLDWIDE Order Now

ARROW

Stock

422

Min.Order

1

Region

AMERICA Order Now

MOUSER

Stock

5145

Min.Order

1

Region

WORLDWIDE Order Now

Farnell Element14

Stock

4984

Min.Order

1

Region

EUROPE Order Now

Distributor reported inventory date: 2019-09-18

Buy now

M93S46-WMN6TP

Replacement Product

-

Package

SO8

Unit Price (US$)

0.2984*

Distributor availability ofM93S46-WMN6TP

Distributor Name
Region Stock Min. Order Third party link
DIGIKEY WORLDWIDE 5496 1 Order Now
RS COMPONENTS EUROPE 800 1 Order Now
FUTURE WORLDWIDE 6840 1 Order Now
ARROW AMERICA 422 1 Order Now
MOUSER WORLDWIDE 5145 1 Order Now
Farnell Element14 EUROPE 4984 1 Order Now

Distributor reported inventory date: 2019-09-18

Distributor Name

DIGIKEY

Stock

5496

Min.Order

1

Region

WORLDWIDE Order Now

RS COMPONENTS

Stock

800

Min.Order

1

Region

EUROPE Order Now

FUTURE

Stock

6840

Min.Order

1

Region

WORLDWIDE Order Now

ARROW

Stock

422

Min.Order

1

Region

AMERICA Order Now

MOUSER

Stock

5145

Min.Order

1

Region

WORLDWIDE Order Now

Farnell Element14

Stock

4984

Min.Order

1

Region

EUROPE Order Now

Distributor reported inventory date: 2019-09-18

Packing Type

Tape And Reel

Operating Temperature (°C)

(min)

-40

(max)

85

Marketing Status

Active

Unit Price (US$)

0.2984

Quantity

1000

ECCN (US)

EAR99

Country of Origin

CHINA

(*) 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
      DS1108
      4 Kbit, 2 Kbit and 1 Kbit serial MICROWIRE bus EEPROM with write protection
      7.0
      547.29 KB
      PDF
      DS1108

      4 Kbit, 2 Kbit and 1 Kbit serial MICROWIRE bus EEPROM with write protection

    • Description Version Size Action
      AN2014
      How a designer can make the most of STMicroelectronics Serial EEPROMs
      10.1
      1.13 MB
      PDF
      AN394
      MICROWIRE EEPROM COMMON I/O OPERATION
      3.5
      72.25 KB
      PDF
      AN2014

      How a designer can make the most of STMicroelectronics Serial EEPROMs

      AN394

      MICROWIRE EEPROM COMMON I/O OPERATION

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

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

HW Model, CAD Libraries & SVD

    • Description Version Size Action
      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 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
      Serial EEPROM 1.0
      1.73 MB
      PDF

      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
      PDF
      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**
M93S46-WMN6TP
Active
SO8 Industrial Ecopack2

M93S46-WMN6TP

Package:

SO8

Material Declaration**:

PDF XML

Marketing Status

Active

Package

SO8

Grade

Industrial

RoHS Compliance Grade

Ecopack2

(**) 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.