The W25X40BVNIG is a 4M-bit Serial Flash memory device manufactured by Winbond Electronics. This device is well-suited for applications requiring non-volatile storage in a compact form factor. Operating from a single 2.7V to 3.6V power supply, it offers standard SPI (Serial Peripheral Interface), Dual SPI, and Quad SPI modes, enabling versatile and high-speed data transfer capabilities.

Applications

• Embedded systems for boot code storage
• Firmware storage in consumer electronic devices
• Data logging applications
• Configuration data storage in networking equipment
• Portable devices for storing application code and data

Features

• 4M-bit (512K-byte) Serial Flash memory
• SPI Interface: Supports Standard, Dual, and Quad SPI
• High-Speed Clock Frequency: Up to 80 MHz
• Low Power Consumption: Active, Standby, and Power-Down modes
• Write Protection: Hardware and Software write protection
• Small Package Options: SOIC, VSOP, WSON
• JEDEC Standard Manufacturer and Device ID

Benefits

• Space-efficient: Compact package design suitable for small form-factor devices.
• High Performance: Fast clock speeds for quick data access and execution.
• Reliable Data Storage: Ensures data integrity with robust write protection features.
• Low Power Operation: Extends battery life in portable applications.
• Versatile Interface: Supports multiple SPI modes for flexible integration with various microcontrollers and processors.

Additional Details

The W25X40BVNIG operates from a single 2.7V to 3.6V power supply. It is available in various package options, including SOIC, VSOP, and WSON. The device supports standard SPI, Dual SPI, and Quad SPI operation, allowing for flexible data transfer rates. The memory array is organized into uniform 4KB sectors and 64KB blocks, enabling flexible erase operations. It offers both hardware and software write protection features to prevent accidental data corruption. The device also features a JEDEC standard manufacturer and device ID, simplifying device identification during system initialization. The typical endurance is 100,000 program/erase cycles per sector, providing long-term reliability. Data retention is specified as a minimum of 20 years.