GD25WB256EYJGR

Memory IC Overview

The GD25WB256EYJGR is a 256M-bit (32M x 8) SPI NOR Flash memory manufactured by GigaDevice. It operates within a voltage range of 1.65V to 3.6V and supports standard, dual, and quad SPI interfaces with a maximum clock frequency of 104 MHz. The device features uniform sector architecture with 4K-byte sectors and 32/64K-byte blocks. It includes advanced security features such as software write protection, top/bottom block protection, and three 2048-byte security registers with OTP locks. The component is housed in an 8-WSON package.

Memory IC Feature Summary

• Supports Standard, Dual, and Quad SPI interfaces for flexible data transfer rates
• Includes hardware reset functionality via dedicated RESET# pin
• Provides comprehensive data protection through software write protection and security registers
• Enables Execute In Place (XiP) operation with continuous read capabilities

Memory IC Applications

• Consumer electronics firmware storage
• Industrial control system code execution
• IoT device application storage
• Network communication equipment boot code

Memory IC Procurement Notes

Verify the specific ordering suffix against the manufacturer's official documentation to ensure correct package type and tape/reel specifications. Confirm that the required voltage range and interface modes align with your system design constraints before finalizing procurement orders.

Memory IC Selection Notes

Select this component when a 256M-bit capacity is required with support for high-speed Quad I/O operations. Ensure the design accommodates the 1.65V to 3.6V supply voltage range and utilizes the WSON8 package footprint. Consider the built-in security features if data integrity and protection are critical requirements.

Memory IC Part Context

This part belongs to the GD25WB series of Dual and Quad Serial Flash memories from GigaDevice. The series is designed for applications requiring high performance and reliability, offering various package options including SOP16, WSON8, and TFBGA-24. It complements other flash products in the portfolio by providing specific density and interface configurations.

Memory IC Replacement Considerations

Check for GD25WB256E variants with different package suffixes or temperature grades. Verify compatibility with existing board layouts if substituting between WSON8 and other package types like SOP16 or TFBGA.