Microchip Technology Tariff Inquiry

AT28HC256E-70PI

AT28HC256E-70PI Description

The AT28HC256E-70PI is a 256Kbit EEPROM memory IC chip designed for parallel interfacing, manufactured by Microchip Technology. This device is organized as 32K x 8, providing a robust and reliable solution for non-volatile memory storage. The AT28HC256E-70PI features a 70 ns access time and a 10ms write cycle time for both word and page operations, ensuring efficient data handling and storage. It operates within a supply voltage range of 4.5V to 5.5V, making it suitable for a variety of applications requiring stable and consistent power supply conditions.

The AT28HC256E-70PI is housed in a through-hole package, specifically a 28-pin DIP (Dual In-line Package) format, which is ideal for applications requiring easy installation and integration on printed circuit boards. The device is categorized under the Memory IC Chips category and is identified by the base product number AT28HC256. It is important to note that the AT28HC256E-70PI has an obsolete product status, indicating that it is no longer in active production but may still be available for specific legacy applications.

AT28HC256E-70PI Features

• Memory Interface: Parallel, enabling efficient data transfer and compatibility with a wide range of systems.
• Memory Organization: 32K x 8, providing a total memory size of 256Kbit, suitable for applications requiring moderate to large data storage.
• Access Time: 70 ns, ensuring rapid data retrieval and minimizing system latency.
• Write Cycle Time: 10ms for both word and page operations, balancing write speed with reliability.
• Voltage - Supply: 4.5V to 5.5V, ensuring compatibility with standard power supply ranges and providing stable operation.
• Package: 28-pin DIP through-hole, facilitating easy integration into various electronic systems.
• Moisture Sensitivity Level (MSL): 1 (Unlimited), indicating high resistance to moisture and suitability for a wide range of environmental conditions.
• ECCN: EAR99, indicating compliance with export regulations.
• REACH Status: REACH Unaffected, ensuring compliance with environmental and health regulations.

AT28HC256E-70PI Applications

The AT28HC256E-70PI is ideal for applications requiring non-volatile memory storage with moderate to large data capacity. Its parallel memory interface and 70 ns access time make it suitable for systems where rapid data retrieval is essential. The 10ms write cycle time ensures reliable data storage without compromising performance.

Specific use cases where the AT28HC256E-70PI excels include:

• Embedded Systems: Providing non-volatile storage for firmware and configuration data in embedded devices.
• Industrial Automation: Storing critical parameters and settings in industrial control systems.
• Telecommunications: Storing configuration data and firmware in communication equipment.
• Consumer Electronics: Retaining user settings and preferences in various consumer devices.
• Legacy Systems: Ideal for maintaining compatibility with older systems that rely on this specific memory configuration.

Conclusion of AT28HC256E-70PI

The AT28HC256E-70PI is a versatile EEPROM memory IC chip that offers a balance of performance and reliability. Its 70 ns access time and 10ms write cycle time make it suitable for applications requiring efficient data handling. The 256Kbit memory size and 32K x 8 organization provide ample storage for a variety of use cases. The through-hole 28-pin DIP package ensures easy integration into existing systems, while the 4.5V to 5.5V supply voltage range ensures compatibility with standard power supplies.

Despite its obsolete status, the AT28HC256E-70PI remains a valuable component for legacy systems and specific applications where its unique features and performance benefits are required. Its compliance with environmental and health regulations, as well as export regulations, ensures its suitability for a wide range of applications in the electronics industry.