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AT28HC64BF-70PU

AT28HC64BF-70PU Description

The AT28HC64BF-70PU is a 64Kbit EEPROM memory IC chip designed by Microchip Technology. This chip is organized as 8K x 8, meaning it has 8,192 memory locations with 8 bits per location. It features a parallel memory interface, which allows for high-speed data transfer. The AT28HC64BF-70PU operates within a supply voltage range of 4.5V to 5.5V and has an access time of 70 nanoseconds, ensuring rapid data retrieval. The write cycle time for a word or page is 10 milliseconds, providing efficient data storage capabilities. This chip is housed in a through-hole package and is available in a tube packaging format. Although it is now obsolete, its robust performance and reliability make it a valuable component for legacy systems and specific applications.

AT28HC64BF-70PU Features

• Memory Organization: 8K x 8, offering a total of 64Kbit of non-volatile memory.
• Access Time: 70 ns, ensuring fast data retrieval.
• Write Cycle Time: 10ms for word or page writes, balancing speed and reliability.
• Voltage Range: 4.5V to 5.5V, suitable for a variety of power supply configurations.
• Memory Interface: Parallel, enabling high-speed data transfer.
• Package Type: Through-hole, ideal for applications requiring robust physical mounting.
• Compliance: REACH Unaffected and ROHS3 Compliant, ensuring environmental and regulatory standards are met.
• Moisture Sensitivity Level (MSL): 1 (Unlimited), making it suitable for storage and handling in various environments.

AT28HC64BF-70PU Applications

The AT28HC64BF-70PU is well-suited for applications requiring reliable and non-volatile memory storage. Its parallel interface and fast access times make it ideal for embedded systems, industrial control units, and other applications where quick data retrieval is critical. The chip's robustness and compliance with environmental regulations make it suitable for a wide range of industries, including automotive, aerospace, and telecommunications. Specific use cases include:

• Embedded Systems: For storing firmware and critical system parameters.
• Industrial Control: For maintaining configuration data and operational parameters.
• Telecommunications: For storing network configuration and management data.
• Automotive: For storing vehicle-specific data and calibration parameters.

Conclusion of AT28HC64BF-70PU

The AT28HC64BF-70PU is a reliable and efficient EEPROM memory IC chip from Microchip Technology. Despite its obsolete status, its fast access times, robust write cycle times, and compliance with environmental standards make it a valuable component for specific applications. Its parallel interface and through-hole mounting type ensure compatibility with a wide range of systems. For legacy systems and applications requiring a reliable memory solution, the AT28HC64BF-70PU remains a viable option.