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M27C4002-10F1

M27C4002-10F1 Description

The M27C4002-10F1 is an obsolete, through-hole mounted EPROM memory IC from STMicroelectronics, designed for applications requiring non-volatile storage. With a memory organization of 256K x 16 and a memory size of 4Mbit, this device offers ample storage for firmware and data retention. It operates within a voltage supply range of 4.5V to 5.5V and has an access time of 100 ns, ensuring reliable and efficient data retrieval. The M27C4002-10F1 is packaged in a 40-pin dual in-line package (DIP) and is compliant with the ROHS3 directive, indicating its adherence to environmental regulations.

M27C4002-10F1 Features

• Memory Interface: Parallel, facilitating straightforward integration with systems that require non-volatile storage.
• Operating Temperature: 0°C to 70°C (TA), making it suitable for a wide range of environmental conditions.
• Memory Format: EPROM, providing the ability to retain data even when power is removed.
• Access Time: 100 ns, ensuring quick data access for time-sensitive applications.
• Voltage - Supply: 4.5V to 5.5V, offering flexibility in power supply design.
• Package: Tube, which is suitable for bulk storage and handling.
• RoHS Status: ROHS3 Compliant, indicating the product's compliance with the Restriction of Hazardous Substances directive.

M27C4002-10F1 Applications

The M27C4002-10F1 is ideal for applications where non-volatile storage is required, such as:

• Industrial Control Systems: For storing firmware and operational parameters that need to be retained even in the event of power loss.
• Embedded Systems: In devices that require the ability to update and store firmware without the need for external storage media.
• Telecommunications Equipment: For storing configuration data and call history in systems that must maintain data integrity over long periods.

Conclusion of M27C4002-10F1

While the M27C4002-10F1 is now considered obsolete, it was a reliable choice for applications requiring non-volatile memory with a parallel interface. Its 4Mbit memory size, 100 ns access time, and robust operating temperature range made it suitable for a variety of industrial and embedded systems. Although it is no longer in production, it remains a testament to the capabilities of EPROM technology in providing reliable data storage solutions. For current projects, it is recommended to consider modern alternatives that offer similar functionality with improved performance and smaller form factors.