BY25Q256FSEIG(R) is out of stock and can be placed on backorder.
Available Substitutes:

Parametric Equivalent


BYTe Semiconductor
In Stock: 0
Unit Price: $2.12000
Datasheet
FLASH - NOR Memory IC 256Mbit SPI - Quad I/O, QPI 100 MHz 7 ns 8-WSON (8x6)
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.

BY25Q256FSEIG(R)

DigiKey Part Number
5369-BY25Q256FSEIG(R)TR-ND - Tape & Reel (TR)
5369-BY25Q256FSEIG(R)CT-ND - Cut Tape (CT)
5369-BY25Q256FSEIG(R)DKR-ND - Digi-Reel®
Manufacturer
Manufacturer Product Number
BY25Q256FSEIG(R)
Description
IC FLASH 256MBIT SPI/QUAD
Manufacturer Standard Lead Time
8 Weeks
Customer Reference
Detailed Description
FLASH - NOR Memory IC 256Mbit SPI - Quad I/O, QPI 100 MHz 7 ns 8-WSON (8x6)
Datasheet
 Datasheet
Product Attributes
Filter Similar Products
Show Empty Attributes
Category
Memory Interface
SPI - Quad I/O, QPI
Mfr
Clock Frequency
100 MHz
Packaging
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Write Cycle Time - Word, Page
50µs, 2.4ms
Part Status
Active
Access Time
7 ns
DigiKey Programmable
Verified
Voltage - Supply
2.7V ~ 3.6V
Memory Type
Non-Volatile
Operating Temperature
-40°C ~ 85°C (TA)
Memory Format
Mounting Type
Surface Mount
Technology
FLASH - NOR
Package / Case
Memory Size
Supplier Device Package
8-WSON (8x6)
Memory Organization
32M x 8
Base Product Number
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (1)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
BY25Q256FSWIG(R)BYTe Semiconductor05369-BY25Q256FSWIG(R)TR-ND$2.12000Parametric Equivalent
In-Stock: 0
3,000 estimated in stock on 20-Nov-2026
Request Stock Notification
All prices are in USD
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1$2.07000$2.07
10$1.93100$19.31
25$1.87520$46.88
50$1.83300$91.65
100$1.79050$179.05
250$1.73456$433.64
500$1.69244$846.22
1,000$1.65068$1,650.68
* All Digi-Reel orders will add a $7.00 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
3,000$1.63312$4,899.36
6,000$1.59169$9,550.14
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.