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AT25DF021-SSHF-T

AT25DF021-SSHF-T Description

The AT25DF021-SSHF-T is a 2Mbit Serial Flash memory IC designed by Microchip Technology, featuring a SPI (Serial Peripheral Interface) memory interface and a clock frequency of 50 MHz. This device is organized as 256K x 8, offering a memory size of 2Mbit. It operates within a supply voltage range of 2.3V to 3.6V, making it suitable for a variety of applications requiring low power consumption and high performance. The AT25DF021-SSHF-T is packaged in a Surface Mount 8SOIC format and is available in Tape & Reel (TR) packaging, ensuring ease of integration into modern electronic designs. Despite being marked as obsolete, this IC remains a reliable choice for legacy systems and specific applications where its unique features are advantageous.

AT25DF021-SSHF-T Features

• Memory Interface: The AT25DF021-SSHF-T utilizes a SPI interface, providing a high-speed, efficient communication protocol that is widely used in embedded systems and microcontroller applications.
• Clock Frequency: With a clock frequency of 50 MHz, this IC ensures rapid data transfer rates, enhancing the overall performance of the system it is integrated into.
• Memory Organization: The 256K x 8 memory organization allows for efficient storage and retrieval of data, making it ideal for applications requiring large amounts of non-volatile memory.
• Write Cycle Time: The AT25DF021-SSHF-T boasts a fast write cycle time of 7µs for a word and 5ms for a page, significantly reducing the time required for data writing operations.
• Voltage Range: The wide supply voltage range of 2.3V to 3.6V makes this IC versatile and compatible with various power supply configurations, ensuring stable operation across different environments.
• Compliance and Standards: The AT25DF021-SSHF-T is REACH unaffected and ROHS3 compliant, adhering to stringent environmental and safety regulations, making it suitable for use in a wide range of industries.
• Moisture Sensitivity Level: With a moisture sensitivity level (MSL) of 1 (Unlimited), this IC is highly resistant to moisture, ensuring reliability and longevity in various environmental conditions.

AT25DF021-SSHF-T Applications

The AT25DF021-SSHF-T is well-suited for a variety of applications due to its robust features and performance capabilities. Some specific use cases include:

• Embedded Systems: Ideal for use in embedded systems where non-volatile memory is required for storing firmware, configuration data, and other critical information.
• Microcontroller Applications: The SPI interface and fast write cycle times make this IC a perfect companion for microcontrollers, enabling efficient data storage and retrieval.
• Industrial Control Systems: The wide voltage range and moisture resistance ensure reliable operation in harsh industrial environments, making it suitable for control systems and automation applications.
• Consumer Electronics: The compact 8SOIC package and surface mount technology make this IC suitable for consumer electronics where space is a constraint, such as in smart devices and IoT applications.

Conclusion of AT25DF021-SSHF-T

The AT25DF021-SSHF-T, despite being marked as obsolete, remains a reliable and efficient choice for applications requiring a 2Mbit Serial Flash memory IC. Its fast write cycle times, wide voltage range, and robust compliance with industry standards make it a versatile component. The SPI interface and 50 MHz clock frequency ensure high-speed data transfer, enhancing the performance of the systems it is integrated into. Whether used in embedded systems, microcontroller applications, industrial control systems, or consumer electronics, the AT25DF021-SSHF-T offers a reliable and efficient solution for non-volatile memory needs.