The W25X40BLZPIG is a 4M-bit Serial Flash memory device manufactured by Winbond Electronics, offering a balance of performance and cost-effectiveness. It supports standard, dual, and quad SPI interfaces, allowing for flexible integration with a variety of host controllers. The device is designed for applications requiring non-volatile storage of code or data in embedded systems.

Applications

• Boot code storage for microcontrollers
• Firmware storage in consumer electronics devices
• Configuration data storage in network equipment
• Data logging in industrial sensors
• Storage of audio or image data in portable devices

Features

• 4M-bit (512K-byte) capacity
• SPI interface with standard, dual, and quad modes
• High-speed clock frequency up to 80MHz
• Low power consumption for extended battery life
• Hardware and software write protection
• Compact package options (e.g., SOIC, VSOP, WSON)
• JEDEC standard manufacturer and device ID

Benefits

• Easy integration with SPI-enabled microcontrollers
• Fast data access and transfer speeds
• Reliable data storage with write protection features
• Long battery life in portable applications due to low power consumption
• Small footprint for space-constrained designs

Additional Details

The W25X40BLZPIG operates on a single 2.7V to 3.6V power supply. It is available in various package options, allowing for design flexibility. The device supports standard SPI, Dual SPI, and Quad SPI operation. The memory array is organized into uniform sectors and blocks for flexible erase operations. It offers both hardware and software write protection features to prevent accidental data corruption. The device also features a JEDEC-compliant manufacturer and device ID. The endurance is specified as 100,000 program/erase cycles, ensuring long-term reliability. Data retention is guaranteed for a minimum of 20 years.