The SST39WF400A-90-4C-EK is a high-quality, reliable flash memory device from Microchip Technology, designed to meet the rigorous demands of modern electronic applications. This 4 Mbit (512K x8) Multi-Purpose Flash memory is specifically engineered to offer a versatile storage solution with a fast access time of 90 nanoseconds, making it an ideal choice for a wide array of uses including embedded systems, computing, telecommunications, and industrial applications.

Key Features

• Dual Voltage Read and Write Operations: This device supports both 2.7-3.6V and 4.5-5.5V read and write operations, providing flexibility for various system voltage requirements.
• Superior Reliability: With an endurance of 100,000 cycles and data retention of over 20 years, the SST39WF400A-90-4C-EK ensures data integrity and longevity.
• Sector-Erase Capability: It offers uniform 4 KWord sectors for easy and efficient memory management and erasure.
• Low Power Consumption: The device is designed for low power consumption with typical standby and active currents of 5 µA and 10 mA, respectively, contributing to energy-efficient designs.
• Flexible Bank Configuration: The memory is organized into two banks, providing enhanced performance and flexibility for code and data storage.
• Enhanced Data Protection: Hardware-based write protection is available to prevent accidental data alteration during power-up or through inadvertent commands.

Applications

The SST39WF400A-90-4C-EK is suitable for a variety of applications, including:

• Embedded Control Systems
• Boot Code Storage
• Telecommunication Devices
• Industrial Control Systems
• Medical Equipment
• Automotive Electronics

Product Support and Availability

Microchip Technology provides comprehensive support for the SST39WF400A-90-4C-EK, including technical documentation, development tools, and software libraries. The product is available in a 48-pin TSOP package, ensuring compatibility with standard board layouts and easy integration into existing designs. With its robust feature set and dependable performance, the SST39WF400A-90-4C-EK is the go-to flash memory solution for developers seeking to enhance their products with stable and flexible storage capabilities.