The SST39VF6401B-70-4I-B is a 64 Mbit Multi-Purpose Flash (MPF) memory device fabricated by Silicon Storage Technology (SST). It’s designed for high-density, non-volatile storage and operates from 2.7V to 3.6V. This device is organized as 4M x 16, enabling both byte-wide and word-wide access. The 'B' designation signifies an enhanced version of the SST39VF6401 family, potentially offering improvements in power consumption, performance, or reliability.

Applications

• Embedded systems requiring high-capacity, non-volatile memory
• Storage of firmware and boot code
• Data logging applications
• Networking equipment
• Industrial control systems

Features

• 64 Mbit Flash Memory: Provides a large storage capacity for embedded applications.
• Fast Read Access Time: 70 ns access time for quick data retrieval.
• Low Power Consumption: Efficient power usage for extended operation.
• CMOS Multi-Purpose Flash (MPF): Utilizes CMOS technology for high performance and low power.
• Single Voltage Read and Write Operations: Operates from 2.7V to 3.6V.
• Superior Reliability: Designed for long-term data retention and high endurance.
• Sector Erase Capability: Enables selective erasure of memory blocks for efficient memory management.
• Fast Erase and Byte-Program: Allows for quick updates and programming.
• Automatic Write Timing: Simplifies the write process.
• End-of-Write Detection: Provides status information for successful write operations.
• JEDEC Standard Packaging: Available in industry-standard packages for ease of integration.

Benefits

• High-density storage for complex embedded applications.
• Fast data access improves system responsiveness.
• Low power consumption extends battery life in portable devices.
• High endurance and reliability ensure data integrity over time.
• Sector erase capability allows efficient memory management.
• Easy integration with standard JEDEC packaging.

Technical Specifications

The SST39VF6401B-70-4I-B operates within a temperature range of -40°C to +85°C. It has a specified number of erase/write cycles per sector. The device employs a command sequence to manage erase and write operations. Available packaging options include TSOP and other surface-mount packages. Consult the manufacturer's datasheet for detailed timing diagrams, electrical characteristics, and specific reliability data.