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AT28HC256E-90SC

AT28HC256E-90SC Description

The AT28HC256E-90SC is a 256Kbit EEPROM memory IC designed for a wide range of applications requiring reliable and non-volatile data storage. Manufactured by Microchip Technology, this device features a parallel memory interface and is organized as 32K x 8 bits. It operates within a supply voltage range of 4.5V to 5.5V and is suitable for use in environments with temperatures ranging from 0°C to 70°C. The AT28HC256E-90SC is housed in a surface-mount 28SOIC package and is available in tube packaging. This EEPROM device offers an access time of 90 ns and a write cycle time of 10ms for word or page operations. Although the product is now obsolete, it remains a robust solution for applications that require fast read/write operations and non-volatile memory storage.

AT28HC256E-90SC Features

• Memory Size and Organization: The AT28HC256E-90SC provides 256Kbit of EEPROM memory, organized into 32K x 8 bits, making it ideal for applications requiring substantial non-volatile storage.
• Fast Access Time: With an access time of 90 ns, this EEPROM ensures rapid data retrieval, enhancing the performance of systems that rely on quick read operations.
• Reliable Write Cycle: The device supports a write cycle time of 10ms for word or page operations, ensuring efficient and reliable data storage.
• Operating Temperature Range: The AT28HC256E-90SC operates reliably within a temperature range of 0°C to 70°C, making it suitable for various industrial and consumer applications.
• Voltage Range: The device operates within a supply voltage range of 4.5V to 5.5V, providing flexibility in power supply design.
• Surface-Mount Technology: The 28SOIC package is designed surface for-mount applications, offering ease of integration into compact and high-density PCB designs.
• Moisture Sensitivity Level: The AT28HC256E-90SC has a moisture sensitivity level (MSL) of 2 (1 Year), ensuring stability and reliability in humid environments.

AT28HC256E-90SC Applications

The AT28HC256E-90SC is well-suited for applications that require non-volatile memory storage with fast access times and reliable write cycles. Some specific use cases include:

• Embedded Systems: Ideal for embedded systems where non-volatile memory is required to store configuration data, firmware, or other critical information.
• Industrial Control: Suitable for industrial control systems that need reliable memory for storing calibration data, operational parameters, and other essential information.
• Consumer Electronics: Applicable in consumer electronics for storing user settings, device configurations, and other non-volatile data.
• Telecommunications: Used in telecommunications equipment for storing network configurations, firmware updates, and other critical data.
• Automotive Systems: Applicable in automotive systems for storing vehicle configuration data, diagnostic information, and other essential parameters.

Conclusion of AT28HC256E-90SC

The AT28HC256E-90SC is a versatile EEPROM memory IC that offers a balance of performance and reliability. Its fast access time, reliable write cycle, and wide operating temperature range make it suitable for a variety of applications. Despite being obsolete, the AT28HC256E-90SC remains a robust solution for systems requiring non-volatile memory storage. Its surface-mount package and moisture sensitivity level ensure ease of integration and reliability in various environments. For applications that demand efficient and reliable data storage, the AT28HC256E-90SC is an excellent choice.