25AA256T-I/SM is out of stock and can be placed on backorder.
Available Substitutes:

Direct


Microchip Technology
In Stock: 0
Unit Price: $1.52000
Datasheet

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Microchip Technology
In Stock: 0
Unit Price: $1.53748
Datasheet

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onsemi
In Stock: 15,769
Unit Price: $2.45000
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onsemi
In Stock: 4,000
Unit Price: $0.85000
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STMicroelectronics
In Stock: 0
Unit Price: $0.65000
Datasheet
EEPROM Memory IC 256Kbit SPI 10 MHz 8-SOIJ
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.

25AA256T-I/SM

DigiKey Part Number
25AA256T-I/SMTR-ND - Tape & Reel (TR)
25AA256T-I/SMCT-ND - Cut Tape (CT)
25AA256T-I/SMDKR-ND - Digi-Reel®
Manufacturer
Manufacturer Part Number
25AA256T-I/SM
Description
IC EEPROM 256KBIT SPI 8SOIJ
Manufacturer Standard Lead Time
6 Weeks
Customer Reference
Detailed Description
EEPROM Memory IC 256Kbit SPI 10 MHz 8-SOIJ
Datasheet
 Datasheet
EDA/CAD Models
25AA256T-I/SM Models
Product Attributes
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Category
Memory Interface
SPI
Mfr
Clock Frequency
10 MHz
Packaging
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Write Cycle Time - Word, Page
5ms
Part Status
Active
Voltage - Supply
1.8V ~ 5.5V
DigiKey Programmable
Verified
Operating Temperature
-40°C ~ 85°C (TA)
Memory Type
Non-Volatile
Mounting Type
Surface Mount
Memory Format
Package / Case
Technology
EEPROM
Supplier Device Package
8-SOIJ
Memory Size
Base Product Number
Memory Organization
32K x 8
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (5)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
25AA256-I/SMMicrochip Technology025AA256-I/SM-ND$1.52000Direct
25AA256-E/SMMicrochip Technology025AA256-E/SM-ND$1.53748Similar
CAT25256XE-T2onsemi15,769488-CAT25256XE-T2TR-ND$2.45000Similar
CAT25256XI-T2onsemi4,000CAT25256XI-T2OSTR-ND$0.85000Similar
M95256-RMN6TPSTMicroelectronics0497-6354-2-ND$0.65000Similar
In-Stock: 0
1,100 estimated in stock on 07-Dec-2026
Request Stock Notification
All prices are in USD
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1$1.57000$1.57
25$1.52440$38.11
100$1.49350$149.35
* All Digi-Reel orders will add a $7.00 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
2,100$1.45000$3,045.00
Tariff Status: Tariff may apply if shipping to the United States. Estimated tariff costs will be calculated and displayed in the shopping cart to help you assess potential expenses.