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AT28C64-12JI

AT28C64-12JI Description

The AT28C64-12JI is an EEPROM memory IC chip manufactured by Microchip Technology, designed for parallel interfacing applications. This 64Kbit EEPROM device is organized as 8K x 8, offering a robust and reliable solution for non-volatile memory storage. The AT28C64-12JI features a surface-mount package, specifically a 32-lead plastic leaded chip carrier (PLCC), making it suitable for compact and high-density PCB designs. This chip operates within a voltage range of 4.5V to 5.5V and has an access time of 120 nanoseconds, ensuring fast data retrieval. The write cycle time for a word or page is 1 millisecond, providing efficient data writing capabilities. The AT28C64-12JI is housed in a tube package and has a moisture sensitivity level (MSL) of 2, indicating a 1-year shelf life under specified conditions.

AT28C64-12JI Features

• Memory Organization: The AT28C64-12JI is organized as 8K x 8, providing a total memory size of 64Kbit. This organization ensures efficient memory utilization and easy access to stored data.
• Parallel Interface: The parallel memory interface allows for high-speed data transfer, making it ideal for applications requiring rapid data access and manipulation.
• Fast Access Time: With an access time of 120 nanoseconds, the AT28C64-12JI ensures quick data retrieval, enhancing overall system performance.
• Write Cycle Time: The write cycle time of 1 millisecond for a word or page ensures efficient data writing, balancing speed and reliability.
• Voltage Range: Operating within a voltage range of 4.5V to 5.5V, the AT28C64-12JI is compatible with a wide range of power supply configurations, providing flexibility in system design.
• Surface Mount Technology: The surface-mount package type allows for compact and high-density PCB designs, making it suitable for modern electronics where space is a critical factor.
• Moisture Sensitivity Level: An MSL of 2 (1 Year) ensures that the chip remains unaffected by moisture for up to one year, providing a reliable solution for long-term storage and usage.

AT28C64-12JI Applications

The AT28C64-12JI is ideal for a variety of applications where non-volatile memory storage is required. Some specific use cases include:

• Embedded Systems: The fast access time and reliable memory storage make it suitable for embedded systems where quick data retrieval and storage are critical.
• Industrial Control: The robustness and reliability of the AT28C64-12JI make it ideal for industrial control applications, where data integrity and quick access are essential.
• Consumer Electronics: The compact surface-mount package and efficient memory organization make it a good fit for consumer electronics, where space and performance are key considerations.
• Telecommunications: The AT28C64-12JI can be used in telecommunications equipment for storing configuration data and other critical information, ensuring reliable operation.

Conclusion of AT28C64-12JI

The AT28C64-12JI is a versatile EEPROM memory IC chip that offers a balance of performance, reliability, and flexibility. Its fast access time, efficient write cycle, and compact surface-mount package make it an ideal solution for a wide range of applications. While the product is now obsolete, its unique features and advantages over similar models continue to make it a valuable component for specific use cases. For designers and engineers looking for a reliable and efficient EEPROM solution, the AT28C64-12JI remains a viable option, especially in applications where its specific attributes are required.