Microchip Technology

AT28HC256E-90DM/883

AT28HC256E-90DM/883 Description

The AT28HC256E-90DM/883 is a high-performance EEPROM memory IC designed for reliable data storage and retrieval in a variety of electronic systems. Manufactured by Microchip Technology, this device offers a robust and versatile solution for applications requiring non-volatile memory. The AT28HC256E-90DM/883 features a parallel memory interface and is organized as 32K x 8, providing a total memory size of 256Kbit. It operates within a supply voltage range of 4.5V to 5.5V and ensures fast access times of 90 ns, making it suitable for high-speed data processing tasks. The EEPROM technology ensures data retention even in the absence of power, providing long-term reliability.

AT28HC256E-90DM/883 Features

• Memory Organization: The AT28HC256E-90DM/883 is organized as 32K x 8, offering a total memory capacity of 256Kbit. This configuration allows for efficient data storage and retrieval, making it ideal for applications requiring substantial non-volatile memory.
• Access Time: With an access time of 90 ns, the AT28HC256E-90DM/883 ensures rapid data read and write operations, enhancing the overall performance of the system.
• Write Cycle Time: The device has a write cycle time of 10ms, which is significantly faster compared to many other EEPROM solutions. This feature is particularly beneficial for applications that require frequent data updates.
• Voltage Range: The AT28HC256E-90DM/883 operates within a supply voltage range of 4.5V to 5.5V, providing flexibility in power supply requirements and ensuring compatibility with a wide range of electronic systems.
• Package Type: The device is available in a Through Hole package, specifically in a Tube format, making it suitable for applications where through-hole mounting is preferred.
• Compliance: The AT28HC256E-90DM/883 is REACH Unaffected and ROHS3 Compliant, ensuring that it meets the stringent environmental and safety standards required in the electronics industry.
• Moisture Sensitivity Level: With an MSL of 1 (Unlimited), the device is highly resistant to moisture, making it suitable for use in various environmental conditions without the need for special handling.

AT28HC256E-90DM/883 Applications

The AT28HC256E-90DM/883 is well-suited for a wide range of applications due to its high-speed performance, large memory capacity, and robust reliability. Some specific use cases include:

• Industrial Control Systems: The device's fast access times and large memory capacity make it ideal for storing configuration data, calibration parameters, and other critical information in industrial control systems.
• Telecommunications: In telecommunications equipment, the AT28HC256E-90DM/883 can be used to store network configuration data, firmware, and other essential information, ensuring reliable operation even in the event of power loss.
• Consumer Electronics: The device's compact size and high performance make it suitable for consumer electronics applications such as smart meters, home automation systems, and other devices requiring non-volatile memory.
• Automotive Systems: The AT28HC256E-90DM/883 can be used in automotive systems for storing critical data such as engine control parameters, diagnostic information, and other essential data, ensuring reliable operation and data integrity.

Conclusion of AT28HC256E-90DM/883

The AT28HC256E-90DM/883 is a high-performance EEPROM memory IC that offers a reliable and efficient solution for various electronic systems. Its fast access times, large memory capacity, and robust reliability make it an ideal choice for applications requiring non-volatile memory. The device's compliance with environmental and safety standards, along with its moisture resistance, ensures that it can be used in a wide range of applications without compromising performance or reliability. Whether used in industrial control systems, telecommunications equipment, consumer electronics, or automotive systems, the AT28HC256E-90DM/883 provides a versatile and dependable memory solution for modern electronic designs.