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AT27C040-90JC

AT27C040-90JC Description

The AT27C040-90JC is an EPROM (Erasable Programmable Read-Only Memory) memory IC chip, designed and manufactured by Microchip Technology. This chip is part of the AT27C040 family and is housed in a 32-pin plastic leaded chip carrier (PLCC) package, making it suitable for surface mount applications. The AT27C040-90JC features a parallel memory interface and offers a memory organization of 512K x 8, providing a total memory size of 4 Mbit. It operates within a supply voltage range of 4.5V to 5.5V and has an access time of 90 ns, ensuring fast data retrieval. The chip is designed to operate within a temperature range of 0°C to 70°C, making it suitable for a variety of industrial and commercial applications. Despite its obsolescence, the AT27C040-90JC remains a reliable choice for systems requiring non-volatile memory storage.

AT27C040-90JC Features

• Memory Organization: The AT27C040-90JC features a 512K x 8 memory organization, providing a total memory capacity of 4 Mbit. This configuration allows for efficient storage and retrieval of data in systems requiring non-volatile memory.
• Parallel Interface: The chip utilizes a parallel memory interface, which enables high-speed data transfer and is ideal for applications requiring rapid access to stored information.
• Fast Access Time: With an access time of 90 ns, the AT27C040-90JC ensures quick data retrieval, making it suitable for time-sensitive applications where rapid access to stored data is crucial.
• Wide Operating Voltage Range: The AT27C040-90JC operates within a supply voltage range of 4.5V to 5.5V, providing flexibility in power supply requirements and ensuring compatibility with various power sources.
• Surface Mount Technology: The chip is designed for surface mount applications, making it ideal for modern PCB designs that prioritize compactness and ease of assembly.
• Moisture Sensitivity Level: The AT27C040-90JC has a moisture sensitivity level (MSL) of 2, with a 1-year shelf life, ensuring reliability and longevity in storage and handling conditions.
• Compliance: The chip is REACH unaffected and classified under ECCN 3A991B1B1 and HTSUS code 8542.32.0061, ensuring compliance with international regulations and standards.

AT27C040-90JC Applications

The AT27C040-90JC is well-suited for a range of applications that require reliable, non-volatile memory storage. Some specific use cases include:

• Embedded Systems: Ideal for embedded systems where firmware or configuration data needs to be stored and accessed quickly.
• Industrial Control Systems: Suitable for industrial applications where robust, non-volatile memory is required to store critical operational data.
• Consumer Electronics: Can be used in consumer electronics for storing firmware or other essential data that needs to be retained even when power is off.
• Telecommunications: Useful in telecommunication equipment for storing configuration settings and other non-volatile data.
• Automotive Systems: Applicable in automotive systems for storing critical data such as calibration settings and firmware.

Conclusion of AT27C040-90JC

The AT27C040-90JC is a reliable and efficient EPROM memory IC chip, offering a combination of fast access times, a wide operating voltage range, and a parallel memory interface. Despite its obsolescence, it remains a viable option for applications requiring non-volatile memory storage. Its surface mount design and moisture sensitivity level make it suitable for modern PCB designs and ensure reliability in various environmental conditions. The AT27C040-90JC is an excellent choice for embedded systems, industrial control systems, consumer electronics, telecommunications, and automotive applications, where robust and quick-access memory is essential.