W25X40AVA1Z BIOS chip

Description:
The W25X40AVA1Z is a 4Mb (512KB) serial Flash memory chip, offering an efficient and reliable storage solution for BIOS and other firmware applications. It is designed to interface seamlessly with a standard Serial Peripheral Interface (SPI), providing high-speed data access and low power consumption. The W25X40AVA1Z is suitable for use in various applications including PCs, embedded systems, and consumer electronics.

Key Features:

• 4Mb (512KB) serial Flash memory
• Compatible with standard Serial Peripheral Interface (SPI)
• Uniform 4KB sectors and 32KB/64KB blocks for efficient memory management
• Supports standard, dual, and quad SPI
• Low power consumption
• Wide operating voltage range: 2.7V to 3.6V
• High reliability with endurance of 100,000 program/erase cycles
• Extended data retention of 20 years
• Fast read performance with a clock frequency up to 104MHz

Technical Specifications:

• Package Types: SOP-8, USON-8, WSON-8, and others
• Supply Voltage: 2.7V to 3.6V
• Clock Frequency: Up to 104MHz
• Operating Temperature Range: -40°C to +85°C
• Data Transfer Rate: Up to 50Mbps in standard SPI mode
• Program/Erase Cycles: 100,000 cycles
• Data Retention: 20 years

Applications:

• BIOS storage for computers
• Embedded systems
• Consumer electronics
• Industrial applications
• Networking equipment
• Automotive electronics