Microchip Technology

AT28C256-20LM/883-815

AT28C256-20LM/883-815 Description

The AT28C256-20LM/883-815 is an advanced EEPROM memory IC chip manufactured by Microchip Technology. This device is designed to provide reliable and efficient non-volatile memory storage with a parallel memory interface. It features a memory organization of 32K x 8, offering a total memory size of 256Kbit. The chip operates within a supply voltage range of 4.5V to 5.5V and has an access time of 200 ns, ensuring fast data retrieval. The write cycle time for word and page operations is 10ms, making it suitable for applications requiring frequent data updates. The AT28C256-20LM/883-815 is packaged in a tube and is designed for surface mount applications, providing a robust and compact solution for modern electronic designs. It is classified under HTSUS code 8542.32.0051 and has a moisture sensitivity level (MSL) of 3, allowing for a 168-hour exposure to ambient conditions before assembly.

AT28C256-20LM/883-815 Features

• Memory Interface: Parallel, ensuring compatibility with a wide range of microcontrollers and processors.
• Memory Organization: 32K x 8, providing a balanced memory structure that is ideal for both small and medium-sized data storage needs.
• Access Time: 200 ns, which allows for rapid data access and enhances overall system performance.
• Write Cycle Time: 10ms for word and page operations, ensuring efficient data writing capabilities.
• Voltage Range: 4.5V to 5.5V, providing flexibility in power supply requirements and ensuring reliable operation across a range of voltage levels.
• Package Type: Tube, which is ideal for surface mount applications and ensures easy integration into compact designs.
• Compliance: ROHS3 compliant and REACH unaffected, ensuring environmental safety and regulatory compliance.
• Moisture Sensitivity Level (MSL): 3 (168 Hours), allowing for extended exposure to ambient conditions before assembly, which is beneficial for manufacturing processes.

AT28C256-20LM/883-815 Applications

The AT28C256-20LM/883-815 is well-suited for a variety of applications where reliable non-volatile memory storage is required. Its fast access time and efficient write cycle make it ideal for:

• Embedded Systems: Providing non-volatile storage for firmware and configuration data in embedded devices.
• Industrial Control: Storing critical parameters and settings in industrial automation and control systems.
• Consumer Electronics: Used in devices such as printers, scanners, and other consumer products that require persistent storage of settings and data.
• Telecommunications: Storing configuration data in communication devices and network equipment.
• Automotive Electronics: Reliable storage for critical data in automotive systems, ensuring data integrity even in harsh environments.

Conclusion of AT28C256-20LM/883-815

The AT28C256-20LM/883-815 from Microchip Technology is a versatile and reliable EEPROM memory IC chip that offers a balance of performance, flexibility, and compliance. Its fast access time and efficient write cycle time make it suitable for applications requiring quick data retrieval and frequent updates. The device's compliance with environmental regulations and its robust packaging ensure that it is a reliable choice for modern electronic designs. Whether used in embedded systems, industrial control, or consumer electronics, the AT28C256-20LM/883-815 provides a dependable solution for non-volatile memory storage needs.