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Winbond Electronic Parts

W25Q16FWSNIG – Serial NOR Flash – Winbond

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Part Number
W25Q16FWSNIG
Manufacturer
Winbond
Condition
New — trusted and guaranteed
Documentation
Full lot documentation with every shipment

Specifications

Manufacturer
Winbond
Component Type
Serial NOR Flash (SpiFlash)
Density
16 Mbit (16M-bit)
Organization
2M x 8
Interface
Standard / Dual / Quad SPI, QPI
Max Clock
104 MHz
Package
SOIC-8 (150-mil)
Supply Voltage
1.8V (1.65V - 1.95V)
Temp Range
Industrial, -40°C to +85°C
Compliance
Green / RoHS, Pb-free
Part Status
Obsolete (EOL)
Availability
Available

About this part

Overview

The Winbond W25Q16FWSNIG is a 16M-bit (16,777,216-bit) Serial NOR Flash memory from Winbond’s W25Q SpiFlash family, organized as 2M x 8 bits. Designed for low-power, space-constrained embedded systems, it operates from a single 1.8V supply and communicates over a Standard, Dual, or Quad Serial Peripheral Interface (SPI) as well as QPI mode, making it well suited for code storage (execute-in-place) and data storage in applications where pins, board space, and power are limited.

This specific orderable variant is supplied in an 8-pin SOIC-8 (150-mil) package, qualified for the industrial temperature range and RoHS/green-compliant. The W25Q16FW (1.8V) family has reached end-of-life status, which makes independent distribution an important source for service, repair, and legacy production builds.

Key Features

Part Number Decode

W25Q16FW = 16Mb, 1.8V SpiFlash core; SN = 8-pin SOIC 150-mil; I = industrial temperature (-40°C to +85°C); G = green/Pb-free.

Applications

Why Source W25Q16FWSNIG from Pacific Component Xchange

Pacific Component Xchange is an independent distributor specializing in hard-to-find and obsolete memory. Because this 1.8V W25Q16FW variant is end-of-life and no longer stocked through authorized channels, we help support volume builds and fill supply gaps for production and service requirements. Our team provides authenticity-focused sourcing, inspection, and global shipping.

Because this is a Request-For-Quote item, pricing is tailored to your quantity and lead-time needs. Submit an RFQ today and our sourcing specialists will respond quickly with availability, pricing, and logistics for the Winbond W25Q16FWSNIG.

Frequently asked questions

What is the Winbond W25Q16FWSNIG?

It is a Winbond 16M-bit (2M x 8) 1.8V Serial NOR Flash memory from the W25Q16FW SpiFlash family, supporting Standard/Dual/Quad SPI and QPI, packaged in an 8-pin SOIC-8 (150-mil).

What does the SNIG suffix mean?

SN designates the 8-pin SOIC 150-mil package, I indicates the industrial temperature range (-40u00b0C to +85u00b0C), and G indicates green/Pb-free (RoHS) compliance.

What supply voltage does the W25Q16FWSNIG use?

It operates from a single 1.8V supply, with a specified range of 1.65V to 1.95V, which is the defining characteristic of the W25Q16FW (1.8V) family versus the 3V W25Q16JV.

What interfaces and clock speed does this flash support?

The W25Q16FW supports Standard SPI, Dual SPI, and Quad SPI, as well as QPI mode, with clock frequencies up to 104 MHz (equivalent to 208 MHz in Dual I/O and 416 MHz in Quad I/O).

Is the W25Q16FWSNIG still in production?

No. The W25Q16FW (1.8V) family is end-of-life/obsolete and is generally not stocked through authorized channels. Pacific Component Xchange sources it through independent distribution for legacy and service needs.

How do I get pricing and availability?

This is a Request-For-Quote part. Submit an RFQ to Pacific Component Xchange and our team will respond with current availability, pricing, lead time, and shipping details.