Microchip Technology

AT28HC256E-90JU  

Memory ICs Products

AT28HC256E-90JU Description

The AT28HC256E-90JU is a high-performance EEPROM memory IC designed by Microchip Technology, offering a robust solution for various electronic applications. This 256Kbit EEPROM device is organized as 32K x 8, providing a parallel memory interface for efficient data handling. The AT28HC256E-90JU is housed in a surface-mount package, specifically a 32-lead plastic leaded chip carrier (PLCC), ensuring compatibility with modern PCB designs and ease of integration.

This EEPROM IC operates within a supply voltage range of 4.5V to 5.5V, making it suitable for a wide range of power supply configurations. The device features an access time of 90 nanoseconds, ensuring rapid data retrieval and processing. Additionally, the write cycle time for words and pages is 10 milliseconds, providing a balance between speed and reliability. The AT28HC256E-90JU is verified for DigiKey programmability, ensuring seamless integration into various systems.

AT28HC256E-90JU Features

• Memory Organization: 32K x 8, offering a total memory size of 256Kbit.
• Parallel Memory Interface: Ensures efficient data transfer and compatibility with a variety of systems.
• Access Time: 90 ns, providing quick data retrieval capabilities.
• Write Cycle Time: 10ms for word and page writes, ensuring reliable and efficient data storage.
• Supply Voltage: Operates within a range of 4.5V to 5.5V, offering flexibility in power supply requirements.
• Surface Mount Technology: The 32PLCC package is ideal for surface-mount applications, enhancing board density and reliability.
• DigiKey Programmable: Verified for programmability, ensuring ease of integration and customization.
• Compliance: ROHS3 compliant and REACH unaffected, ensuring environmental and regulatory compliance.
• Moisture Sensitivity Level: MSL 2 (1 Year), providing protection against moisture-related issues during storage and handling.

AT28HC256E-90JU Applications

The AT28HC256E-90JU is ideal for applications requiring reliable and efficient non-volatile memory storage. Its 256Kbit capacity and parallel interface make it suitable for a variety of industrial, automotive, and consumer electronics applications. Some specific use cases include:

• Industrial Control Systems: Storing configuration data and parameters for programmable logic controllers (PLCs) and other industrial automation devices.
• Automotive Electronics: Providing non-volatile storage for critical data in vehicle control units, such as engine management systems and infotainment systems.
• Consumer Electronics: Used in devices like digital cameras, printers, and gaming consoles for storing firmware and user settings.
• Medical Devices: Ensuring data integrity and reliability in medical equipment, such as diagnostic devices and monitoring systems.

Conclusion of AT28HC256E-90JU

The AT28HC256E-90JU is a versatile and reliable EEPROM memory IC that offers a balance of performance, flexibility, and compliance. Its 256Kbit capacity, parallel interface, and rapid access times make it an excellent choice for a wide range of applications. The device's surface-mount package and compliance with industry standards ensure ease of integration and environmental safety. Whether used in industrial, automotive, or consumer electronics, the AT28HC256E-90JU provides a robust and efficient solution for non-volatile memory needs.

AT28HC256E-90JU Documents

Download datasheets and manufacturer documentation for AT28HC256E-90JU

PCN Assembly/Origin :

New assembly site 16/Sep/2021      

Datasheets :

AT28HC256      

PCN Packaging :

Boxes 07/Dec/2016       MBB/Label Chgs 16/Nov/2018      

Design Resources :

AT28HC256 Development Tool Selector      

HTML Datasheet :

AT28HC256      

PCN Design/Specification :

AT28HC256 06/Jan/2021       AT28HC256 Datasheet 08/Aug/2023      

Environmental Information :

Microchip CA Prop65       Microchip RoHS       Microchip REACH