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AT45DB021D-MH-T

AT45DB021D-MH-T Description

The AT45DB021D-MH-T is a 2Mbit Flash memory IC chip designed by Microchip Technology, featuring a SPI (Serial Peripheral Interface) memory interface and a clock frequency of 66 MHz. This device is organized into 264 bytes per 1024 pages, offering efficient memory management for various applications. It operates within a supply voltage range of 2.7V to 3.6V and has a write cycle time of 4ms per word or page. The AT45DB021D-MH-T is packaged in a surface-mount 8UDFN format and is available in tape and reel (TR) packaging. This product is classified under HTSUS code 8542.32.0071 and has a moisture sensitivity level (MSL) of 3, which allows for a 168-hour exposure to ambient conditions. Despite being marked as obsolete, it remains a viable option for specific legacy systems and applications.

AT45DB021D-MH-T Features

• Memory Size and Organization: The AT45DB021D-MH-T offers a total memory size of 2Mbit, organized into 264 bytes per 1024 pages. This structure provides a balanced approach to memory allocation, ensuring efficient data storage and retrieval.
• Performance: With a clock frequency of 66 MHz, this Flash memory IC delivers high-speed data transfer capabilities, making it suitable for applications requiring rapid data processing.
• Low Power Consumption: Operating within a voltage range of 2.7V to 3.6V, the AT45DB021D-MH-T is designed to minimize power consumption, making it ideal for battery-powered and low-power systems.
• Write Cycle Time: The device has a write cycle time of 4ms per word or page, ensuring quick data writes and reducing overall system latency.
• Compliance and Safety: The AT45DB021D-MH-T is REACH unaffected and RoHS3 compliant, adhering to stringent environmental and safety standards.
• Packaging: Available in a surface-mount 8UDFN package and tape and reel (TR) format, this IC is designed for easy integration into modern PCB designs.
• Moisture Sensitivity: With an MSL rating of 3, the AT45DB021D-MH-T can withstand up to 168 hours of exposure to ambient conditions, providing reliability in various environments.

AT45DB021D-MH-T Applications

The AT45DB021D-MH-T is well-suited for a variety of applications, particularly those requiring reliable and efficient Flash memory solutions. Some specific use cases include:

• Embedded Systems: Ideal for embedded systems where compact size and low power consumption are critical, such as in IoT devices and smart sensors.
• Data Logging: Suitable for applications involving data logging, where the device's memory organization and write cycle time ensure efficient data storage and retrieval.
• Consumer Electronics: Can be used in consumer electronics for storing firmware and other critical data, ensuring reliable operation and quick access.
• Industrial Control Systems: Provides robust memory solutions for industrial control systems, where durability and reliability are paramount.

Conclusion of AT45DB021D-MH-T

The AT45DB021D-MH-T, despite being marked as obsolete, remains a valuable component for specific applications due to its unique features and performance benefits. Its 2Mbit memory size, organized into 264 bytes per 1024 pages, combined with a 66 MHz clock frequency and 4ms write cycle time, makes it an efficient choice for applications requiring high-speed data processing and reliable storage. The device's low power consumption, surface-mount packaging, and compliance with environmental and safety standards further enhance its appeal. While newer alternatives may exist, the AT45DB021D-MH-T continues to serve as a reliable option for legacy systems and specific use cases where its features are well-suited.