25LC640AX-E/ST is available for purchase but is not normally stocked.
Available Substitutes:

Direct


Microchip Technology
In Stock: 0
Unit Price: $0.85400
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Microchip Technology
In Stock: 3
Unit Price: $0.88000
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Microchip Technology
In Stock: 0
Unit Price: $0.81000
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Microchip Technology
In Stock: 0
Unit Price: $0.56000
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Microchip Technology
In Stock: 0
Unit Price: $0.61000
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onsemi
In Stock: 1,785
Unit Price: $0.52000
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onsemi
In Stock: 0
Unit Price: $0.00000
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onsemi
In Stock: 0
Unit Price: $0.67000
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STMicroelectronics
In Stock: 4,000
Unit Price: $0.65000
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STMicroelectronics
In Stock: 0
Unit Price: $0.48000
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STMicroelectronics
In Stock: 0
Unit Price: $0.76000
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STMicroelectronics
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Unit Price: $1.02000
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ABLIC Inc.
In Stock: 0
Unit Price: $0.47633
Datasheet
EEPROM Memory IC 64Kbit SPI 10 MHz 8-TSSOP
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.

25LC640AX-E/ST

DigiKey Part Number
25LC640AX-E/ST-ND
Manufacturer
Manufacturer Part Number
25LC640AX-E/ST
Description
IC EEPROM 64KBIT SPI 8TSSOP
Manufacturer Standard Lead Time
20 Weeks
Customer Reference
Detailed Description
EEPROM Memory IC 64Kbit SPI 10 MHz 8-TSSOP
Datasheet
 Datasheet
EDA/CAD Models
25LC640AX-E/ST Models
Product Attributes
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Category
Memory Interface
SPI
Mfr
Clock Frequency
10 MHz
Packaging
Tube
Write Cycle Time - Word, Page
5ms
Part Status
Active
Voltage - Supply
2.5V ~ 5.5V
DigiKey Programmable
Not Verified
Operating Temperature
-40°C ~ 125°C (TA)
Memory Type
Non-Volatile
Mounting Type
Surface Mount
Memory Format
Package / Case
Technology
EEPROM
Supplier Device Package
8-TSSOP
Memory Size
Base Product Number
Memory Organization
8K x 8
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (13)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
25LC640AXT-E/STMicrochip Technology025LC640AXT-E/STTR-ND$0.85400Direct
25LC640A-E/STMicrochip Technology325LC640A-E/ST-ND$0.88000Similar
25AA640A-E/STMicrochip Technology025AA640A-E/ST-ND$0.81000Similar
AT25640B-XHL-BMicrochip Technology0AT25640B-XHL-B-ND$0.56000Similar
AT25640B-XHL-TMicrochip Technology0AT25640B-XHL-TTR-ND$0.61000Similar
Available To Order
Check Lead Time
All prices are in USD
Tube
QuantityUnit PriceExt Price
500$0.81000$405.00
Note: Due to DigiKey value-add services the packaging type may change when product is purchased at quantities beneath the standard package.