25AA040AT-I/MC is out of stock and can be placed on backorder.
Available Substitutes:

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Microchip Technology
In Stock: 216
Unit Price: $0.38000
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onsemi
In Stock: 19,695
Unit Price: $0.40000
Datasheet
EEPROM Memory IC 4Kbit SPI 10 MHz 8-DFN (2x3)
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.

25AA040AT-I/MC

DigiKey Part Number
150-25AA040AT-I/MCTR-ND - Tape & Reel (TR)
150-25AA040AT-I/MCCT-ND - Cut Tape (CT)
150-25AA040AT-I/MCDKR-ND - Digi-Reel®
Manufacturer
Manufacturer Part Number
25AA040AT-I/MC
Description
IC EEPROM 4KBIT SPI 10MHZ 8DFN
Manufacturer Standard Lead Time
7 Weeks
Customer Reference
Detailed Description
EEPROM Memory IC 4Kbit SPI 10 MHz 8-DFN (2x3)
Datasheet
 Datasheet
EDA/CAD Models
25AA040AT-I/MC 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
Not 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-DFN (2x3)
Memory Size
Base Product Number
Memory Organization
512 x 8
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (2)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
AT25040B-MAHL-TMicrochip Technology216AT25040B-MAHL-TTR-ND$0.38000Similar
CAT25040VP2I-GT3onsemi19,695488-CAT25040VP2I-GT3TR-ND$0.40000Similar
In-Stock: 0
3,300 estimated in stock on 30-Nov-2026
Request Stock Notification
All prices are in USD
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1$0.70000$0.70
* All Digi-Reel orders will add a $7.00 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
3,300$0.59000$1,947.00
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