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AT25DF021-MHF-T

AT25DF021-MHF-T Description

The AT25DF021-MHF-T is a 2Mbit Serial Flash memory IC from Microchip Technology, designed for high-performance applications requiring reliable and efficient data storage. This device features a 256K x 8 memory organization, providing a total memory size of 2Mbit. It operates with a clock frequency of 50 MHz, ensuring fast data transfer rates and minimal latency. The AT25DF021-MHF-T utilizes a SPI memory interface, making it compatible with a wide range of microcontrollers and processors.

This memory IC is housed in a surface-mount package, specifically a 8UDFN package, which is ideal for compact and space-constrained designs. The device operates within a supply voltage range of 2.3V to 3.6V, offering flexibility in power supply requirements. The write cycle time is optimized for high-speed operations, with a word write time of 7µs and a page write time of 5ms.

AT25DF021-MHF-T Features

• High-Speed Performance: With a clock frequency of 50 MHz, the AT25DF021-MHF-T ensures rapid data transfer, making it suitable for applications requiring quick read and write operations.
• SPI Interface: The SPI memory interface provides seamless integration with various microcontrollers and processors, simplifying system design and reducing development time.
• Compact Design: The 8UDFN surface-mount package is ideal for applications where space is a critical factor, allowing for integration into compact and densely populated PCBs.
• Wide Voltage Range: The device operates within a supply voltage range of 2.3V to 3.6V, providing flexibility in power supply requirements and compatibility with a variety of power sources.
• Fast Write Cycles: The write cycle time of 7µs for a word and 5ms for a page ensures efficient data storage and retrieval, enhancing overall system performance.
• Compliance and Reliability: The AT25DF021-MHF-T is REACH unaffected and RoHS3 compliant, ensuring compliance with environmental regulations and reliability in various operating conditions.
• Moisture Sensitivity Level: With an MSL rating of 3 (168 hours), the device is suitable for use in environments with varying humidity levels, ensuring long-term reliability.

AT25DF021-MHF-T Applications

The AT25DF021-MHF-T is well-suited for a variety of applications that demand high-speed, reliable, and compact memory solutions. Some specific use cases include:

• Embedded Systems: Ideal for embedded systems where space is limited and high-speed data storage is required, such as in IoT devices, smart sensors, and wearable technology.
• Industrial Automation: Suitable for industrial applications where reliable data storage and quick data retrieval are crucial, such as in PLCs, SCADA systems, and industrial controllers.
• Consumer Electronics: Applicable in consumer electronics like digital cameras, MP3 players, and smart home devices, where compact design and fast performance are essential.
• Telecommunications: Useful in telecommunication equipment for storing firmware and configuration data, ensuring quick boot times and reliable operation.

Conclusion of AT25DF021-MHF-T

The AT25DF021-MHF-T from Microchip Technology is a versatile and high-performance Serial Flash memory IC, offering a combination of speed, reliability, and compact design. Its 50 MHz clock frequency and fast write cycle times make it an excellent choice for applications requiring rapid data storage and retrieval. The SPI interface and wide voltage range provide compatibility with a broad range of systems, while the REACH unaffected and RoHS3 compliant status ensure environmental compliance and reliability. Although the product is now obsolete, it remains a valuable component for existing designs and legacy systems, providing robust performance and efficient data management.