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AT45DB041B-TU

AT45DB041B-TU Description

The AT45DB041B-TU is a 4Mbit Flash memory IC designed by Microchip Technology, featuring a Serial Peripheral Interface (SPI) with a clock frequency of 20 MHz. This Surface Mount device is organized into 264 bytes per page across 2048 pages, offering a total memory size of 4Mbit. It operates within a supply voltage range of 2.7V to 3.6V and has a write cycle time of 14ms per page. The AT45DB041B-TU is packaged in a 28TSOP format and is available in a Tray package. It is classified under HTSUS code 8542.32.0071 and has a Moisture Sensitivity Level (MSL) of 3, suitable for 168 hours of exposure. This product is RoHS3 compliant and unaffected by REACH regulations. However, it is important to note that the AT45DB041B-TU is currently marked as obsolete by the manufacturer.

AT45DB041B-TU Features

• High-Speed SPI Interface: The AT45DB041B-TU supports a 20 MHz clock frequency, enabling rapid data transfer rates suitable for demanding applications requiring quick read and write operations.
• Robust Memory Organization: With a memory organization of 264 bytes per page and 2048 pages, the AT45DB041B-TU provides a structured and efficient storage solution. This organization allows for optimized data management and retrieval.
• Fast Write Cycle Time: The write cycle time of 14ms per page ensures that data can be written to memory quickly, minimizing latency and enhancing overall system performance.
• Wide Operating Voltage Range: The device operates within a supply voltage range of 2.7V to 3.6V, providing flexibility in power supply requirements and compatibility with various power sources.
• Surface Mount Technology: The Surface Mount design of the AT45DB041B-TU allows for compact and reliable integration into modern electronic systems, reducing board space and improving thermal performance.
• Compliance and Safety: The AT45DB041B-TU is RoHS3 compliant and unaffected by REACH regulations, ensuring environmental safety and regulatory compliance for manufacturers.
• Moisture Sensitivity Level: The MSL of 3 (168 hours) makes the AT45DB041B-TU suitable for environments where moisture exposure is a concern, ensuring reliability and longevity.

AT45DB041B-TU Applications

The AT45DB041B-TU is ideal for a variety of applications where high-speed data storage and retrieval are critical. Some specific use cases include:

• Embedded Systems: The high-speed SPI interface and fast write cycle time make the AT45DB041B-TU suitable for embedded systems that require quick access to stored data, such as firmware updates and configuration settings.
• Consumer Electronics: In devices like digital cameras, MP3 players, and portable gaming consoles, the AT45DB041B-TU can provide reliable and efficient storage for media files and user data.
• Industrial Automation: The robust memory organization and wide operating voltage range make it suitable for industrial applications where reliability and durability are paramount, such as programmable logic controllers (PLCs) and data loggers.
• Telecommunications: The AT45DB041B-TU can be used in telecommunications equipment for storing configuration data, firmware, and other critical information, ensuring quick access and reliable performance.

Conclusion of AT45DB041B-TU

The AT45DB041B-TU, despite being marked as obsolete, remains a robust and reliable Flash memory IC with a high-speed SPI interface and efficient memory organization. Its fast write cycle time, wide operating voltage range, and Surface Mount design make it suitable for a variety of applications, particularly in embedded systems, consumer electronics, industrial automation, and telecommunications. While designers may need to consider alternative solutions due to its obsolete status, the AT45DB041B-TU continues to offer significant performance benefits and reliability for existing systems.