Microchip Technology

SST39WF400B-70-4I-VA

SST39WF400B-70-4I-VA Description

The SST39WF400B-70-4I-VA is a high-performance, 4Mbit FLASH memory IC chip designed for demanding applications requiring fast access times and reliable data storage. Manufactured by Microchip Technology, this device is part of the SST39 MPF™ series and features a parallel memory interface with an access time of 70 ns. The memory is organized as 256K x 16, providing efficient data handling and storage capabilities. The chip operates within a supply voltage range of 1.65V to 1.95V, ensuring compatibility with a wide range of systems.

The SST39WF400B-70-4I-VA is packaged as a wafer, making it suitable for high-density applications where space is a critical factor. The device is available in a die package and is shipped in tape and reel (TR) format, facilitating easy integration into automated assembly processes. The memory format is FLASH, offering non-volatile storage that retains data even when power is removed.

SST39WF400B-70-4I-VA Features

• Fast Access Time: With an access time of 70 ns, the SST39WF400B-70-4I-VA ensures rapid data retrieval, making it ideal for applications requiring quick response times.
• Parallel Interface: The parallel memory interface allows for efficient data transfer and is well-suited for systems that require high-speed data processing.
• Low Power Consumption: Operating within a voltage range of 1.65V to 1.95V, this device offers low power consumption, which is beneficial for battery-operated and power-sensitive applications.
• High Density: The 256K x 16 memory organization provides a large storage capacity in a compact form factor, making it suitable for space-constrained designs.
• Fast Write Cycle Time: With a write cycle time of 40µs for words and pages, the SST39WF400B-70-4I-VA ensures efficient data writing, reducing overall system latency.
• Compliance and Reliability: The device is REACH unaffected and RoHS3 compliant, ensuring it meets environmental and safety standards. The moisture sensitivity level (MSL) is 3 (168 hours), making it suitable for various manufacturing environments.

SST39WF400B-70-4I-VA Applications

The SST39WF400B-70-4I-VA is ideal for a variety of applications, including:

• Embedded Systems: Its fast access time and low power consumption make it suitable for embedded systems where quick data retrieval and energy efficiency are crucial.
• Industrial Control: The high-density memory organization and reliable performance ensure it can handle the demanding requirements of industrial control systems.
• Consumer Electronics: The compact wafer package and parallel interface make it a good fit for consumer electronics where space and speed are important factors.
• Telecommunications: The device's fast write cycle time and non-volatile storage capabilities make it ideal for applications in the telecommunications industry, such as firmware storage and data logging.

Conclusion of SST39WF400B-70-4I-VA

The SST39WF400B-70-4I-VA from Microchip Technology is a versatile and high-performance FLASH memory IC chip that offers significant advantages over similar models. Its fast access time, low power consumption, and high-density memory organization make it suitable for a wide range of applications. The device's compliance with environmental and safety standards ensures it meets the requirements of modern electronics manufacturing. Whether used in embedded systems, industrial control, consumer electronics, or telecommunications, the SST39WF400B-70-4I-VA provides reliable and efficient data storage and retrieval, making it an excellent choice for designers and engineers.