W25Q64FWSSIQ

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W25Q64FWSSIQ

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IC FLASH 64MBIT SPI/QUAD 8SOIC

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  • メーカー品番 #W25Q64FWSSIQ

  • データシート W25Q64FWSSIQ DataSheet

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仕様

属性
Series SpiFlash®
Part Status Obsolete
Base Product Number W25Q64
Digi Key Programmable Verified
Memory Type Non-Volatile
Memory Format FLASH
Technology FLASH - NOR
Memory Size 64Mbit
Memory Organization 8M x 8
Memory Interface SPI - Quad I/O, QPI
Clock Frequency 104 MHz
Write Cycle Time - Word, Page 5ms
Voltage - Supply 1.65V ~ 1.95V
Operating Temperature -40°C ~ 85°C (TA)
Mounting Type Surface Mount
Package / Case 8-SOIC (0.209", 5.30mm Width)
Supplier Device Package 8-SOIC
Packaging Tube

概要

Description

The W25Q64FWSSIQ is a 64Mb (megabit) Serial Flash memory device produced by Winbond Electronics. It is part of the W25Q series, known for offering high-performance memory solutions in compact packages. This device operates on a single 2.7V to 3.6V power supply, making it suitable for various consumer electronics, industrial, and computer applications.
Key features of the W25Q64FWSSIQ include its small 8-pin SOIC package, support for the Serial Peripheral Interface (SPI) protocol, and a high-speed clock frequency that allows for fast data transfer rates. It also offers features like uniform 4KB sectors, dual/quad SPI operations, and a wide temperature range, enhancing its versatility across different environments.
The W25Q64FWSSIQ supports advanced security features such as hardware and software write protection mechanisms. It is designed for easy integration with microcontrollers and other digital systems. Its reliability, combined with low power consumption, makes it an excellent choice for devices requiring efficient and durable flash memory.

Equivalent

The W25Q64FWSSIQ is a 64Mb (8MB) Serial Flash Memory chip by Winbond. Equivalent products include the Micron MT25QL064, Macronix MX25L6406E, and the Adesto AT25SF641. These chips share similar capacity and features like SPI interface and may serve as substitutes in applications requiring similar memory specifications. Always verify pin compatibility and electrical characteristics before replacement.

Features

The W25Q64FWSSIQ is a 64Mb (megabit) serial flash memory chip produced by Winbond. It features a compact 8-pin package, supporting SPI (Serial Peripheral Interface) for communication, which is standard for efficient and fast data transfer. The chip is organized as 8,388,608 bytes, with 4KB sectors for flexible erase capability, making it ideal for code storage in embedded systems.
Key features include:
1. Memory Architecture: 64Mb capacity organized in 8,388,608 bytes or 32,768 pages of 256 bytes each.
2. Fast Performance: Supports fast read speeds up to 104MHz, with Dual/Quad SPI modes for enhanced data throughput.
3. Low Power: Offers low power consumption characteristics, with deep power-down mode.
4. Wide Voltage Range: Operates on a voltage range of 2.7V to 3.6V.
5. Data Security: Comes with hardware write protection and software-based protection schemes.
6. Reliability: Endures up to 100,000 erase/write cycles per sector and retains data for up to 20 years.
7. Temperature Range: Suitable for a wide operating temperature range, typically from -40°C to +85°C.
This chip is commonly used in applications such as IoT devices, consumer electronics, and automotive systems.

Pinout

The W25Q64FWSSIQ is a serial NOR Flash memory device manufactured by Winbond. It features a 64M-bit (8M-byte) storage capacity. The device is typically available in various packages, with standard options including an 8-pin SOIC (Small Outline Integrated Circuit).
Here's a brief overview of the pin functions for the typical 8-pin package:
1. CS# (Chip Select): Activates the device.
2. DO (Data Out)/SO (Serial Output): Outputs data from the memory.
3. WP# (Write Protect): Disables all write operations if active.
4. GND (Ground): Connects to the system ground.
5. DI (Data In)/SI (Serial Input): Inputs data to the memory.
6. CLK (Clock): Provides the clock signal for data timing.
7. HOLD#: Pauses serial communication without deselecting the device.
8. VCC (Power Supply): Provides positive voltage to power the device.
These pins facilitate the device's operations, including reading, writing, and erasing data. It supports standard SPI, Dual-SPI, and Quad-SPI protocols for enhanced performance.

Manufacturer

The W25Q64FWSSIQ is manufactured by Winbond Electronics Corporation. Winbond is a Taiwanese company specializing in the design and manufacturing of semiconductor products. It is well-known for its expertise in producing memory products, including flash memory and dynamic random-access memory (DRAM). The company serves a broad range of markets, including consumer electronics, computer, communications, and automotive industries. Winbond's focus on memory solutions makes it a key player in providing components essential for data storage and retrieval in various electronic devices.

Application

The W25Q64FWSSIQ is a 64M-bit serial flash memory chip commonly used in a variety of applications. Its primary use cases include:
1. Consumer Electronics: Used in devices like TVs, set-top boxes, and game consoles for firmware storage.
2. Computing: Employed in laptops and desktops for BIOS storage.
3. Industrial Applications: Utilized in automation systems and control units for reliable data storage.
4. Networking Equipment: Used in routers and switches for software and configuration storage.
5. Automotive: Incorporated into infotainment systems and ECUs.
Its features, such as fast read/write capabilities, low power consumption, and high durability, make it suitable for these diverse applications.

Package

The W25Q64FWSSIQ is a serial NOR flash memory chip from Winbond. It features a 64M-bit capacity and comes in an 8-pin SOP (Small Outline Package) form factor. This package type is compact and suitable for space-constrained applications, commonly used in consumer electronics for data storage.

Frequently Asked Questions


Q: What is the operating voltage range of the W25Q64FWSSIQ?
A: It operates from 1.65V to 1.95V, making it ideal for low-voltage 1.8V systems.


Q: What memory interface does this device support?
A: It supports SPI, Quad I/O, and QPI interfaces for flexible high-speed data transfer.


Q: What is the maximum clock frequency for read operations?
A: The maximum clock frequency is 104 MHz, enabling fast sequential reads for code execution.


Q: Is the W25Q64FWSSIQ suitable for high-temperature environments?
A: Yes, its operating temperature range is -40°C to 85°C (TA), suitable for industrial applications.


Q: What is the typical page or word write cycle time?
A: The write cycle time is typically 5ms for a word or page program operation.


Q: Can this part be used for code shadowing or data storage?
A: Yes, as a 64Mbit NOR Flash, it excels for direct code execution (XIP) and reliable data storage.


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