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AT27C020-90JC

AT27C020-90JC Description

The AT27C020-90JC is a 2 Mbit EPROM (Erasable Programmable Read-Only Memory) device manufactured by Microchip Technology. This IC is designed for applications requiring non-volatile memory storage with parallel data access. The AT27C020-90JC features a 256K x 8 memory organization, providing a total memory capacity of 2 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 device is housed in a surface-mount package, specifically a 32-lead plastic leaded chip carrier (PLCC), making it suitable for compact and high-density PCB designs.

AT27C020-90JC Features

• Memory Size and Organization: The AT27C020-90JC offers a memory size of 2 Mbit, organized as 256K x 8, providing ample storage for firmware and configuration data.
• Access Time: With an access time of 90 ns, this EPROM ensures rapid data retrieval, making it suitable for applications requiring quick read operations.
• Operating Temperature: The device operates within a temperature range of 0°C to 70°C, making it suitable for a variety of industrial and commercial environments.
• Voltage Range: The AT27C020-90JC operates within a supply voltage range of 4.5V to 5.5V, providing flexibility in power supply requirements.
• Memory Interface: The parallel memory interface allows for efficient data transfer and integration with microprocessors and microcontrollers.
• Package Type: The surface-mount 32-lead PLCC package is ideal for high-density PCB designs, ensuring compact and reliable mounting.
• Moisture Sensitivity Level (MSL): With an MSL of 2 (1 Year), the device is protected against moisture damage, ensuring long-term reliability.
• Compliance: The AT27C020-90JC is REACH unaffected and complies with the HTSUS code 8542.32.0061, ensuring regulatory compliance for international markets.

AT27C020-90JC Applications

The AT27C020-90JC is ideal for a range of applications where non-volatile memory storage is required. Its fast access time and compact package make it suitable for embedded systems, industrial control units, and consumer electronics. Specific use cases include:

• Embedded Systems: Storing firmware and configuration data in microcontroller-based systems.
• Industrial Control: Providing non-volatile storage for control algorithms and calibration data in industrial automation equipment.
• Consumer Electronics: Storing boot code and critical system parameters in devices such as routers, modems, and set-top boxes.
• Medical Devices: Ensuring reliable storage of critical parameters and calibration data in medical monitoring equipment.

Conclusion of AT27C020-90JC

The AT27C020-90JC is a versatile and reliable EPROM device that offers a balance of memory capacity, fast access times, and compact packaging. Despite being an obsolete product, its technical specifications and performance benefits make it a suitable choice for applications requiring non-volatile memory storage. The device's compliance with industry standards and regulations ensures its suitability for a wide range of markets. For applications where space is limited and fast data retrieval is essential, the AT27C020-90JC remains a robust and efficient solution.