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AT27C2048-90VC

AT27C2048-90VC Description

The AT27C2048-90VC is a 2Mbit EPROM (Erasable Programmable Read-Only Memory) IC designed by Microchip Technology, featuring a parallel memory interface and a 128K x 16 memory organization. This memory chip is housed in a 40VSOP package, suitable for surface mount applications. It operates within a voltage range of 4.5V to 5.5V and supports an access time of 90 ns. The AT27C2048-90VC is rated for an operating temperature range of 0°C to 70°C, making it suitable for commercial temperature applications. The chip is packaged in trays and has a moisture sensitivity level (MSL) of 3, allowing for 168 hours of exposure before assembly.

AT27C2048-90VC Features

• Memory Size and Organization: The AT27C2048-90VC offers a memory size of 2Mbit, organized as 128K x 16. This configuration provides a substantial storage capacity for firmware and other non-volatile data storage needs.
• Parallel Interface: The parallel memory interface ensures high-speed data transfer, making it ideal for applications requiring rapid access to stored data.
• Fast Access Time: With an access time of 90 ns, the AT27C2048-90VC delivers quick read operations, enhancing overall system performance.
• Wide Operating Voltage Range: The chip operates within a supply voltage range of 4.5V to 5.5V, providing flexibility in power supply design.
• Commercial Temperature Range: The operating temperature range of 0°C to 70°C makes it suitable for a variety of commercial and industrial applications.
• Surface Mount Compatibility: The 40VSOP package is designed for surface mount technology, facilitating integration into compact and high-density PCB designs.
• Moisture Sensitivity Level: An MSL rating of 3 (168 hours) ensures the chip remains stable and reliable during the manufacturing process.

AT27C2048-90VC Applications

The AT27C2048-90VC is well-suited for a range of applications that require non-volatile memory storage and fast data access. Some specific use cases include:

• Embedded Systems: Ideal for storing firmware and critical system parameters in embedded devices.
• Industrial Control Systems: Provides reliable storage for control algorithms and configuration data in industrial automation and control systems.
• Consumer Electronics: Suitable for storing boot code and essential software in consumer devices such as printers, routers, and set-top boxes.
• Telecommunications: Used in communication equipment for storing configuration data and firmware updates.
• Automotive Electronics: Stores essential software and calibration data in automotive control units.

Conclusion of AT27C2048-90VC

The AT27C2048-90VC is a robust and reliable EPROM IC designed to meet the demands of various commercial and industrial applications. Its 2Mbit memory size, fast access time, and parallel interface make it an excellent choice for systems requiring high-speed data retrieval and substantial non-volatile storage. The wide operating voltage range and commercial temperature rating further enhance its versatility. Despite being marked as obsolete, the AT27C2048-90VC remains a viable option for legacy systems and applications where its unique features and performance benefits are still highly valued.