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AT28C64-12PC

AT28C64-12PC Description

The AT28C64-12PC is a 64Kbit EEPROM memory IC chip designed for parallel interfacing applications. Manufactured by Microchip Technology, this chip features an 8K x 8 memory organization, providing a total of 64Kbit of non-volatile memory. It operates within a voltage range of 4.5V to 5.5V and supports an access time of 120 ns, ensuring fast data retrieval. The write cycle time for both word and page operations is 1ms, facilitating efficient data storage and modification. The AT28C64-12PC is housed in a through-hole package, specifically a 28DIP tube, making it suitable for applications requiring robust mechanical stability and ease of integration on printed circuit boards.

AT28C64-12PC Features

• Memory Organization: The AT28C64-12PC features an 8K x 8 memory organization, offering a total of 64Kbit of EEPROM storage. This configuration allows for efficient storage and retrieval of data in 8-bit chunks.
• Access Time: With an access time of 120 ns, the AT28C64-12PC ensures rapid data access, making it suitable for applications requiring quick read operations.
• Write Cycle Time: The write cycle time for both word and page operations is 1ms, providing a balance between write speed and reliability.
• Voltage Range: The chip operates within a supply voltage range of 4.5V to 5.5V, ensuring compatibility with a wide range of power supplies.
• Operating Temperature: The AT28C64-12PC is designed to operate within a temperature range of 0°C to 70°C, making it suitable for use in various environmental conditions.
• Package Type: The through-hole 28DIP package provides a robust and reliable mechanical structure, ideal for applications requiring physical durability.
• Memory Interface: The parallel memory interface allows for direct connection to microprocessors and other parallel data buses, simplifying integration into existing systems.
• Obsolete Status: While the AT28C64-12PC is now considered obsolete, its legacy in the industry ensures that it remains a reliable choice for applications where its specific features are required.

AT28C64-12PC Applications

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

• Embedded Systems: The chip's parallel interface and robust memory organization make it ideal for use in embedded systems where quick data access and reliable storage are critical.
• Industrial Control: The operating temperature range and through-hole package make the AT28C64-12PC suitable for industrial control applications where environmental conditions can vary.
• Data Logging: The EEPROM technology ensures data retention even in the absence of power, making it an excellent choice for data logging applications where data integrity is paramount.
• Firmware Storage: The chip can be used to store firmware for microcontrollers and other embedded devices, ensuring that critical system data is always available.

Conclusion of AT28C64-12PC

The AT28C64-12PC is a reliable and versatile EEPROM memory IC chip that offers a balance of performance and durability. Its 64Kbit storage capacity, fast access time, and robust through-hole package make it suitable for a wide range of applications, particularly in embedded systems and industrial control. Despite its obsolete status, the AT28C64-12PC remains a valuable component for applications where its specific features are required. Its legacy in the industry ensures continued support and compatibility with existing systems.