Overview
The W25Q64FWSSIG is a 64M-bit Serial Flash memory device manufactured by Winbond Electronics. This device is designed to provide a storage solution for systems with limited space, pins, and power. It operates on a single 1.65V to 1.95V power supply and is available in various space-saving packages, including SOIC-8, WSON, and VSOP. The W25Q64FWSSIG is part of the 25Q series, known for its flexibility and performance beyond ordinary Serial Flash devices.
Key Specifications
| Attribute | Value |
|---|---|
| Density | 64Mb (8M x 8) |
| Package | SOIC-8 208mil, WSON 6x5mm, VSOP 8 208mil, WLCSP 8 |
| Vcc | 1.65V - 1.95V |
| Frequency | Up to 104MHz |
| Interface | SPI, Dual-SPI, Quad-SPI, QPI |
| Temperature Range | -40℃ ~ 85℃ / -40℃ ~ 105℃ |
| Erase Sectors/Blocks | 4KB sectors, 32KB blocks, 64KB blocks |
| RoHS Compliance | Yes |
Key Features
- Supports standard SPI, Dual-SPI, Quad-SPI, and QPI interfaces.
- High-speed clock frequencies up to 104MHz, with equivalent clock rates of 208MHz for Dual I/O and 416MHz for Quad I/O.
- Automatic address and data latency detection.
- Dual array architecture.
- Write protect detection and system reset options.
- Individual block/sector write protection.
- Volatile and non-volatile SR Discoverable Parameters (SFDP) register.
- UID & OTP features.
Applications
The W25Q64FWSSIG is ideal for various applications that require efficient and reliable storage solutions. These include:
- Code shadowing to RAM and executing code directly from Dual/Quad SPI (XIP).
- Storing voice, text, and data in systems with limited space and power.
- Embedded systems, IoT devices, and other applications requiring high-performance serial flash memory.
- Data and parameter storage in industrial and automotive systems.
Q & A
- What is the density of the W25Q64FWSSIG?
The W25Q64FWSSIG has a density of 64Mb (8M x 8).
- What are the supported interfaces for the W25Q64FWSSIG?
The device supports standard SPI, Dual-SPI, Quad-SPI, and QPI interfaces.
- What is the operating voltage range for the W25Q64FWSSIG?
The operating voltage range is 1.65V to 1.95V.
- What are the available package types for the W25Q64FWSSIG?
The device is available in SOIC-8 208mil, WSON 6x5mm, VSOP 8 208mil, and WLCSP 8 packages.
- What is the maximum clock frequency supported by the W25Q64FWSSIG?
The device supports clock frequencies up to 104MHz.
- Does the W25Q64FWSSIG support write protection?
Yes, the device supports individual block/sector write protection and write protect detection.
- Is the W25Q64FWSSIG RoHS compliant?
Yes, the device is RoHS compliant.
- What are the erase sector/block sizes for the W25Q64FWSSIG?
The device has 4KB sectors, 32KB blocks, and 64KB blocks.
- What is the temperature range for the W25Q64FWSSIG?
The temperature range is -40℃ ~ 85℃ / -40℃ ~ 105℃.
- What are some typical applications for the W25Q64FWSSIG?
Typical applications include code shadowing to RAM, executing code directly from Dual/Quad SPI (XIP), and storing voice, text, and data in systems with limited space and power).
