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AT28HC256F-12JI

AT28HC256F-12JI Description

The AT28HC256F-12JI is an EEPROM memory IC chip manufactured by Microchip Technology. This chip features a 32K x 8 memory organization, offering a total memory size of 256 Kbit. It is designed with a parallel memory interface, making it suitable for applications requiring high-speed data transfer. The chip operates within a supply voltage range of 4.5V to 5.5V and has an access time of 120 ns, ensuring rapid data retrieval. The write cycle time for a word or page is 3ms, providing reliable and efficient data storage capabilities. The AT28HC256F-12JI is housed in a surface-mount package, specifically a 32-pin plastic leaded chip carrier (PLCC), and is available in a tube package format. It has a moisture sensitivity level (MSL) of 2, which ensures a 1-year shelf life under appropriate storage conditions. This product is classified under HTSUS code 8542.32.0051 and is REACH unaffected. However, it is important to note that the AT28HC256F-12JI is currently in an obsolete product status, indicating that it may no longer be in active production.

AT28HC256F-12JI Features

• Memory Organization: 32K x 8, providing a total of 256 Kbit of EEPROM memory.
• Parallel Interface: Ensures high-speed data transfer, ideal for applications requiring rapid data access.
• Access Time: 120 ns, enabling quick read operations.
• Write Cycle Time: 3ms for a word or page, ensuring efficient data writing.
• Supply Voltage: Operates within a range of 4.5V to 5.5V, making it suitable for standard 5V systems.
• Surface-Mount Packaging: 32-pin PLCC package, ideal for compact and high-density designs.
• Moisture Sensitivity Level: MSL 2 (1 Year), ensuring long-term reliability under proper storage conditions.
• Compliance: REACH unaffected and classified under HTSUS code 8542.32.0051.
• Manufacturer: Microchip Technology, a leading provider of semiconductor solutions.

AT28HC256F-12JI Applications

The AT28HC256F-12JI is well-suited for a variety of applications where non-volatile memory storage is required. Its high-speed parallel interface and rapid access times make it ideal for use in embedded systems, industrial control units, and telecommunications equipment. The chip's EEPROM technology ensures data retention even in the absence of power, making it suitable for applications that require reliable data storage and retrieval. Specific use cases include:

• Embedded Systems: For storing configuration data and firmware.
• Industrial Control: For maintaining critical system parameters and calibration data.
• Telecommunications: For storing network configuration and operational data.
• Consumer Electronics: For storing user settings and preferences.

Conclusion of AT28HC256F-12JI

The AT28HC256F-12JI is a robust EEPROM memory IC chip that offers a balance of speed, reliability, and capacity. Its parallel interface and rapid access times make it suitable for high-speed data transfer applications, while its EEPROM technology ensures data integrity and retention. The surface-mount packaging and moisture sensitivity level of 2 ensure that it can be integrated into compact and reliable designs. Although the product is now obsolete, its unique features and performance benefits make it a valuable component for existing systems and legacy applications. For new designs, it is recommended to explore alternative solutions from Microchip Technology or other manufacturers.