Microchip Technology

AT28HC256E-90FM/883

AT28HC256E-90FM/883 Description

The AT28HC256E-90FM/883 is a high-performance EEPROM memory IC chip manufactured by Microchip Technology. This device features a parallel memory interface and is organized in a 32K x 8 configuration, providing a total memory size of 256 Kbit. It is designed for surface mount applications and comes in a tube package, making it suitable for a wide range of electronic systems. The AT28HC256E-90FM/883 operates within a supply voltage range of 4.5V to 5.5V and offers an access time of 90 ns, ensuring fast data retrieval. The write cycle time for this EEPROM is 10ms, which is relatively quick compared to similar devices in the market. This chip is REACH unaffected and ROHS3 compliant, adhering to stringent environmental and safety standards. It also has a moisture sensitivity level (MSL) of 3, allowing for a 168-hour exposure before assembly.

AT28HC256E-90FM/883 Features

• Memory Interface: Parallel, enabling efficient data transfer and compatibility with a variety of systems.
• Memory Organization: 32K x 8, providing a total memory size of 256 Kbit, which is ideal for applications requiring moderate to large amounts of non-volatile storage.
• Access Time: 90 ns, ensuring rapid data access and enhancing overall system performance.
• Write Cycle Time: 10ms for word and page writes, which is faster than many comparable EEPROMs, reducing the time required for data updates.
• Voltage Range: 4.5V to 5.5V, offering flexibility in power supply options and ensuring reliable operation across a range of voltage levels.
• Compliance: REACH unaffected and ROHS3 compliant, making it suitable for use in environmentally conscious designs.
• Moisture Sensitivity Level: MSL 3 (168 hours), providing robustness against moisture during manufacturing processes.

AT28HC256E-90FM/883 Applications

The AT28HC256E-90FM/883 is well-suited for a variety of applications, including:

• Embedded Systems: Ideal for storing firmware and configuration data in embedded systems where non-volatile memory is required.
• Industrial Control: Used in industrial automation and control systems for storing calibration data and operational parameters.
• Telecommunications: Suitable for storing configuration and operational data in telecommunication equipment.
• Consumer Electronics: Applicable in consumer electronics for storing user settings and device configurations.
• Automotive: Can be used in automotive systems for storing critical data such as engine control parameters and diagnostic information.

Conclusion of AT28HC256E-90FM/883

The AT28HC256E-90FM/883 is a versatile and reliable EEPROM memory IC chip that offers a balance of performance, flexibility, and compliance with industry standards. Its fast access time and relatively quick write cycle time make it an excellent choice for applications requiring efficient data storage and retrieval. The device's compliance with REACH and ROHS3 standards ensures that it meets environmental and safety requirements, making it suitable for a wide range of industries. The AT28HC256E-90FM/883 is an ideal solution for designers looking for a robust and high-performance EEPROM solution for their next project.