W24257S-70LL T/R is Obsolete and no longer manufactured.
Available Substitutes:

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ISSI, Integrated Silicon Solution Inc
In Stock: 11.303
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ISSI, Integrated Silicon Solution Inc
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Unit Price: 1,98000 €
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ISSI, Integrated Silicon Solution Inc
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Unit Price: 4,16138 €
Datasheet
SRAM Memory IC 256Kbit Parallel 70 ns 28-SO
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.

W24257S-70LL T/R

DigiKey Part Number
W24257S-70LLT/R-ND - Tape & Reel (TR)
Manufacturer
Manufacturer Product Number
W24257S-70LL T/R
Description
IC SRAM 256KBIT PARALLEL 28SO
Customer Reference
Detailed Description
SRAM Memory IC 256Kbit Parallel 70 ns 28-SO
Datasheet
 Datasheet
Product Attributes
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Category
Memory Interface
Parallel
Mfr
Write Cycle Time - Word, Page
70ns
Packaging
Tape & Reel (TR)
Access Time
70 ns
Part Status
Obsolete
Voltage - Supply
4.5V ~ 5.5V
DigiKey Programmable
Not Verified
Operating Temperature
0°C ~ 70°C (TA)
Memory Type
Volatile
Mounting Type
Surface Mount
Memory Format
Package / Case
Technology
SRAM
Supplier Device Package
28-SO
Memory Size
Base Product Number
Memory Organization
32K x 8
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (4)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
IS62C256AL-45ULIISSI, Integrated Silicon Solution Inc11.303706-1043-ND1,98000 €Similar
IS62C256AL-45ULI-TRISSI, Integrated Silicon Solution Inc12.190706-1310-1-ND1,98000 €Similar
IS65C256AL-25ULA3ISSI, Integrated Silicon Solution Inc147IS65C256AL-25ULA3-ND5,25000 €Similar
IS65C256AL-25ULA3-TRISSI, Integrated Silicon Solution Inc0IS65C256AL-25ULA3-TR-ND4,16138 €Similar
Obsolete
This product is no longer manufactured. View Substitutes