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AT28C64E-12SC

AT28C64E-12SC Description

The AT28C64E-12SC is a 64Kbit EEPROM memory IC designed for parallel interface applications. Manufactured by Microchip Technology, this surface-mount device is housed in a 28SOIC package and offers a memory organization of 8K x 8. The AT28C64E-12SC operates within a supply voltage range of 4.5V to 5.5V and is suitable for industrial environments with an operating temperature range of 0°C to 70°C. This EEPROM features an access time of 120 ns and a write cycle time of 200µs for both word and page operations. Although the product is marked as obsolete, it remains a reliable choice for applications requiring non-volatile memory solutions.

AT28C64E-12SC Features

• Memory Size and Organization: The AT28C64E-12SC provides a total memory size of 64Kbit, organized as 8K x 8, making it suitable for applications that require moderate memory capacity.
• Parallel Interface: The parallel memory interface allows for efficient data transfer and compatibility with a wide range of systems that utilize parallel communication protocols.
• Fast Access Time: With an access time of 120 ns, the AT28C64E-12SC ensures rapid data retrieval, enhancing the performance of systems that rely on quick memory access.
• Write Cycle Time: The write cycle time of 200µs for both word and page operations ensures efficient data writing, making it ideal for applications that require frequent updates to memory.
• Supply Voltage Range: The device operates within a supply voltage range of 4.5V to 5.5V, providing flexibility in power supply requirements.
• Operating Temperature: The operating temperature range of 0°C to 70°C makes the AT28C64E-12SC suitable for industrial environments where temperature variations are common.
• Surface Mount Packaging: The 28SOIC package is ideal for surface-mount technology (SMT) applications, allowing for compact and reliable integration into modern electronic designs.
• Moisture Sensitivity Level: The MSL rating of 2 (1 Year) ensures that the device is protected against moisture during storage and handling, reducing the risk of damage during the manufacturing process.

AT28C64E-12SC Applications

The AT28C64E-12SC is well-suited for a variety of applications that require non-volatile memory storage with parallel interface capabilities. Some specific use cases include:

• Embedded Systems: Ideal for embedded systems where non-volatile memory is required for storing firmware, configuration data, and other critical information.
• Industrial Control Systems: Suitable for industrial control systems that need reliable memory solutions to store operational parameters and calibration data.
• Telecommunications: Can be used in telecommunications equipment for storing network configuration settings and other essential data.
• Consumer Electronics: Applicable in consumer electronics devices that require non-volatile memory for storing user preferences and system settings.
• Automotive Systems: Useful in automotive applications for storing diagnostic data and other critical information that needs to be retained even when the power is off.

Conclusion of AT28C64E-12SC

The AT28C64E-12SC is a robust EEPROM memory IC that offers a balance of performance and reliability. Its 64Kbit memory size and parallel interface make it a versatile solution for a wide range of applications. The fast access time and efficient write cycle time ensure that data can be read and written quickly, enhancing overall system performance. Despite being marked as obsolete, the AT28C64E-12SC remains a reliable choice for applications that require non-volatile memory with parallel interface capabilities. Its compatibility with industrial environments and surface-mount packaging make it an ideal component for modern electronic designs.