93AA66C-I/SN is out of stock and can be placed on backorder.
Available Substitutes:

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Microchip Technology
In Stock: 0
Unit Price: $0.35000
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Microchip Technology
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Unit Price: $0.68600
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Microchip Technology
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Unit Price: $0.33000
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Microchip Technology
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Unit Price: $0.30000
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onsemi
In Stock: 56,683
Unit Price: $0.38000
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onsemi
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STMicroelectronics
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Datasheet
EEPROM Memory IC 4Kbit Microwire 3 MHz 8-SOIC
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.

93AA66C-I/SN

DigiKey Part Number
93AA66C-I/SN-ND
Manufacturer
Manufacturer Product Number
93AA66C-I/SN
Description
IC EEPROM 4KBIT MICROWIRE 8SOIC
Manufacturer Standard Lead Time
7 Weeks
Customer Reference
Detailed Description
EEPROM Memory IC 4Kbit Microwire 3 MHz 8-SOIC
Datasheet
 Datasheet
EDA/CAD Models
93AA66C-I/SN Models
Product Attributes
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Category
Memory Interface
Microwire
Mfr
Clock Frequency
3 MHz
Packaging
Tube
Write Cycle Time - Word, Page
6ms
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-SOIC
Memory Size
Base Product Number
Memory Organization
512 x 8, 256 x 16
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (8)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
93AA66CT-I/SNMicrochip Technology093AA66CT-I/SNTR-ND$0.35000Direct
93AA66-I/SNMicrochip Technology093AA66-I/SN-ND$0.68600Similar
93AA66CX-I/SNMicrochip Technology093AA66CX-I/SN-ND$0.33000Similar
AT93C66B-SSHM-BMicrochip Technology0AT93C66B-SSHM-B-ND$0.30000Similar
CAT93C66VI-GT3onsemi56,683CAT93C66VI-GT3OSTR-ND$0.38000Similar
In-Stock: 0
100 estimated in stock on 03-Dec-2026
Request Stock Notification
All prices are in USD
Tube
QuantityUnit PriceExt Price
1$0.35000$0.35
25$0.34000$8.50
100$0.33000$33.00
Note: Due to DigiKey value-add services the packaging type may change when product is purchased at quantities beneath the standard package.
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.