Product overview
Description
The M95320 devices are Electrically Erasable PROgrammable Memories (EEPROMs) organized as 4096 x 8 bits, accessed through the SPI bus.
The M95320 devices can operate with a supply range from 1.7 V to 5.5 V, and are guaranteed over the -40 °C/+85 °C temperature range.
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All features
- Compatible with the Serial Peripheral Interface (SPI) bus
- Memory array
- 32 Kb (4 Kbytes) of EEPROM
- Page size: 32 bytes
- Write
- Byte Write within 5 ms
- Page Write within 5 ms
- Additional Write lockable page (Identification page)
- Write Protect: quarter, half or whole memory array
- High-speed clock: 20 MHz
- Single supply voltage:
- 2.5 V to 5.5 V for M95320-W
- 1.8 V to 5.5 V for M95320-R
- 1.7 V to 5.5 V for M95320-DF
- Operating temperature range: from -40°C up to +85°C
- Enhanced ESD protection
- More than 4 million Write cycles
- More than 200-year data retention
- Packages:
- SO8 (ECOPACK2®)
- TSSOP8 (ECOPACK2®)
- UFDFPN8 (ECOPACK2®)
Circuit Diagram
All tools & software
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Part number Status Description Type Supplier Worldwide,Asia,Europe,Africa,North America,South America,Oceania,Afghanistan,Bahrain,Bangladesh,Bhutan,Brunei,Burma (Myanmar),Cambodia,China,East Timor,India,Indonesia,Iraq,Japan,Jordan,Kazakhstan,Kuwait,Kyrgyzstan,Laos,Malaysia,Maldives,Mongolia,Nepal,Oman,Pakistan,Philippines,Qatar,Russian Federation,Saudi Arabia,Singapore,South Korea,Sri Lanka,Taiwan,Tajikistan,Thailand,Turkmenistan,United Arab Emirates,Uzbekistan,Vietnam,Yemen,Albania,Andorra,Armenia,Austria,Azerbaijan,Belarus,Belgium,Bosnia and Herzegovina,Bulgaria,Croatia,Cyprus,Czech Republic,Denmark,Estonia,Finland,France,Georgia,Germany,Greece,Hungary,Iceland,Ireland,Israel,Italy,Latvia,Liechtenstein,Lithuania,Luxembourg,Macedonia,Malta,Moldova,Monaco,Montenegro,Netherlands,Norway,Poland,Portugal,Romania,San Marino,Serbia,Slovakia,Slovenia,Spain,Sweden,Switzerland,Turkey,Ukraine,United Kingdom,Vatican City,Algeria,Angola,Benin,Botswana,Burkina,Burundi,Cameroon,Cape Verde,Central African Republic,Chad,Comoros,Democratic Republic of Congo,Djibouti,Egypt,Equatorial Guinea,Eritrea,Ethiopia,Gabon,Gambia,Ghana,Guinea,Guinea-Bissau,Ivory Coast,Kenya,Lesotho,Liberia,Libya,Madagascar,Malawi,Mali,Mauritania,Mauritius,Morocco,Mozambique,Namibia,Niger,Nigeria,Rwanda,Sao Tome and Principe,Senegal,Seychelles,Sierra Leone,Somalia,South Africa,Swaziland,Tanzania,Togo,Tunisia,Uganda,Zambia,Zimbabwe,Antigua and Barbuda,Bahamas,Barbados,Belize,Canada,Costa Rica,Dominica,Dominican Republic,El Salvador,Grenada,Guatemala,Haiti,Honduras,Jamaica,Mexico,Nicaragua,Panama,Saint Kitts and Nevis,Saint Lucia,Saint Vincent and the Grenadines,Trinidad and Tobago,United States,Argentina,Bolivia,Brazil,Chile,Colombia,Ecuador,Guyana,Paraguay,Peru,Suriname,Uruguay,Venezuela,Australia,Fiji,Kiribati,Marshall Islands,Micronesia,Nauru,New Zealand,Palau,Papua New Guinea,Samoa,Solomon Islands,Tonga,Tuvalu,Vanuatu ST EEPROM Finder
ActiveSerial EEPROMs product finder for Android and iOS
Finder Apps ST
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Part number Status Description Type Supplier Worldwide,Asia,Europe,Africa,North America,South America,Oceania,Afghanistan,Bahrain,Bangladesh,Bhutan,Brunei,Burma (Myanmar),Cambodia,China,East Timor,India,Indonesia,Iraq,Japan,Jordan,Kazakhstan,Kuwait,Kyrgyzstan,Laos,Malaysia,Maldives,Mongolia,Nepal,Oman,Pakistan,Philippines,Qatar,Russian Federation,Saudi Arabia,Singapore,South Korea,Sri Lanka,Taiwan,Tajikistan,Thailand,Turkmenistan,United Arab Emirates,Uzbekistan,Vietnam,Yemen,Albania,Andorra,Armenia,Austria,Azerbaijan,Belarus,Belgium,Bosnia and Herzegovina,Bulgaria,Croatia,Cyprus,Czech Republic,Denmark,Estonia,Finland,France,Georgia,Germany,Greece,Hungary,Iceland,Ireland,Israel,Italy,Latvia,Liechtenstein,Lithuania,Luxembourg,Macedonia,Malta,Moldova,Monaco,Montenegro,Netherlands,Norway,Poland,Portugal,Romania,San Marino,Serbia,Slovakia,Slovenia,Spain,Sweden,Switzerland,Turkey,Ukraine,United Kingdom,Vatican City,Algeria,Angola,Benin,Botswana,Burkina,Burundi,Cameroon,Cape Verde,Central African Republic,Chad,Comoros,Democratic Republic of Congo,Djibouti,Egypt,Equatorial Guinea,Eritrea,Ethiopia,Gabon,Gambia,Ghana,Guinea,Guinea-Bissau,Ivory Coast,Kenya,Lesotho,Liberia,Libya,Madagascar,Malawi,Mali,Mauritania,Mauritius,Morocco,Mozambique,Namibia,Niger,Nigeria,Rwanda,Sao Tome and Principe,Senegal,Seychelles,Sierra Leone,Somalia,South Africa,Swaziland,Tanzania,Togo,Tunisia,Uganda,Zambia,Zimbabwe,Antigua and Barbuda,Bahamas,Barbados,Belize,Canada,Costa Rica,Dominica,Dominican Republic,El Salvador,Grenada,Guatemala,Haiti,Honduras,Jamaica,Mexico,Nicaragua,Panama,Saint Kitts and Nevis,Saint Lucia,Saint Vincent and the Grenadines,Trinidad and Tobago,United States,Argentina,Bolivia,Brazil,Chile,Colombia,Ecuador,Guyana,Paraguay,Peru,Suriname,Uruguay,Venezuela,Australia,Fiji,Kiribati,Marshall Islands,Micronesia,Nauru,New Zealand,Palau,Papua New Guinea,Samoa,Solomon Islands,Tonga,Tuvalu,Vanuatu X-NUCLEO-EEPRMA2
ActiveStandard I²C and SPI EEPROM memory expansion board based on M24xx and M95xx series for STM32 Nucleo
STM32 Nucleo expansion boards ST X-NUCLEO-EEPRMA2Description:
Standard I²C and SPI EEPROM memory expansion board based on M24xx and M95xx series for STM32 Nucleo
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EDA Symbols, Footprints and 3D Models
STMicroelectronics - M95320-W
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Footprints

3D models
All resources
Resource title | Version | Latest update |
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IBIS models (1)
Resource title | Version | Latest update | ||
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ZIP | 1.1 | 25 Jan 2021 | 25 Jan 2021 |
CAD Symbol & Footprint models (1)
Resource title | Version | Latest update | ||
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ZIP | 1.0 | 27 Apr 2021 | 27 Apr 2021 |
Verilog models (2)
Resource title | Version | Latest update | ||
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ZIP | 1.0 | 22 Jan 2021 | 22 Jan 2021 | |
ZIP | 1.0 | 28 Jan 2021 | 28 Jan 2021 |
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Quality and Reliability
Part Number | Marketing Status | Package | Grade | RoHS Compliance Grade | Material Declaration** |
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M95320-WDW6TP | NRND | TSSOP-8L | Industrial | Ecopack2 | |
M95320-WMN6TP | NRND | SO8 | Industrial | Ecopack2 |
Marketing Status
Package
TSSOP-8L
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.
Sample & Buy
Part Number | Marketing Status | Budgetary Price (US$)*/Qty | Order from ST | Order from distributors | Package | Packing Type | RoHS | Country of Origin | ECCN (US) | ECCN (EU) | Operating temperature (°C) | Operating Temperature (°C) (max) | Free Samples | ESample Max Qty | Replacement Product | ||||||||||||||||||||||||||||||||||||
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M95320-WDW6TP | NRND | 0.2345 / 1k | Available at 2 distributors Distributor availability of M95320-WDW6TP
Distributor reported inventory date: 3/8/2025 | | | | Buy from Distributor | | TSSOP-8L | Tape and Reel | CHINA | EAR99 | NEC | -40 | 85 |
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M95320-WMN6TP | NRND | 0.2154 / 1k | Available at 5 distributors Distributor availability of M95320-WMN6TP
Distributor reported inventory date: 3/8/2025 | | | | Buy from Distributor | | SO8 | Tape and Reel | CHINA | EAR99 | NEC | -40 | 85 |
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M95320-WDW6TP NRND
Part Number:
M95320-WDW6TP
Operating Temperature (°C)
Min:
-40
Max:
85
Free Samples:
-
ESample Max Qty:
-
Replacement Product:
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MOUSER
Stock
1656Min.Order
1DIGIKEY
Stock
2520Min.Order
1Distributor reported inventory date: 3/8/2025
Stock
Min.Order
M95320-WMN6TP NRND
Part Number:
M95320-WMN6TP
Operating Temperature (°C)
Min:
-40
Max:
85
Free Samples:
-
ESample Max Qty:
-
Replacement Product:
-
Farnell Element14
Stock
3014Min.Order
1MOUSER
Stock
7966Min.Order
1FUTURE
Stock
38191Min.Order
1AVNET
Stock
97500Min.Order
0DIGIKEY
Stock
8641Min.Order
1Distributor reported inventory date: 3/8/2025
Stock
Min.Order
(*) Suggested Resale Price (USD) per defined quantity for BUDGETARY USE ONLY. For quotes, prices in local currency, please contact your local ST Sales Office or our Distributors