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AT28BV256-20SC

AT28BV256-20SC Description

The AT28BV256-20SC is a 256Kbit EEPROM memory IC designed for a wide range of applications requiring reliable and efficient data storage. Manufactured by Microchip Technology, this device features a 32K x 8 memory organization and operates within a voltage range of 2.7V to 3.6V. It is housed in a surface-mount 28SOIC package, making it suitable for compact and space-constrained designs. The AT28BV256-20SC supports parallel memory interfacing, ensuring high-speed data transfer and compatibility with various system architectures. With an access time of 200 ns and a write cycle time of 10ms, this EEPROM offers balance a between speed and endurance. The operating temperature range of 0°C to 70°C ensures stable performance in typical industrial environments. Although the product status is obsolete, the AT28BV256-20SC remains a viable option for legacy systems and specific applications where its unique features are advantageous.

AT28BV256-20SC Features

• Memory Size and Organization: The AT28BV256-20SC provides 256Kbit of EEPROM memory, organized as 32K x 8, offering ample storage for various data types.
• Parallel Interface: This memory IC features a parallel memory interface, enabling fast data transfer and efficient communication with microcontrollers and other system components.
• Access and Write Times: With an access time of 200 ns and a write cycle time of 10ms, the AT28BV256-20SC ensures quick read and write operations, enhancing overall system performance.
• Operating Temperature: The device operates reliably within a temperature range of 0°C to 70°C, making it suitable for industrial and commercial applications.
• Supply Voltage: The AT28BV265-20SC operates within a voltage range of 2.7V to 3.6V, providing flexibility and compatibility with various power supply configurations.
• Surface-Mount Packaging: The 28SOIC surface-mount package allows for easy integration into compact and high-density PCB designs.
• Moisture Sensitivity Level: With an MSL rating of 2 (1 Year), the AT28BV256-20SC is suitable for manufacturing processes that require a moderate level of moisture protection.

AT28BV256-20SC Applications

The AT28BV256-20SC is ideal for applications that require reliable non-volatile memory with fast access times and efficient data storage. Some specific use cases include:

• Embedded Systems: Ideal for embedded systems where data retention is crucial, such as firmware storage and configuration data.
• Industrial Automation: Suitable for industrial applications that require robust and reliable memory solutions, such as PLCs and control systems.
• Consumer Electronics: Can be used in consumer electronics for storing user settings, calibration data, and other critical information.
• Telecommunications: Applicable in telecommunication equipment for storing network configurations and device settings.
• Medical Devices: Useful in medical devices for storing patient data, calibration parameters, and other critical information.

Conclusion of AT28BV256-20SC

The AT28BV256-20SC, despite being an obsolete product, remains a valuable option for applications requiring a reliable and efficient EEPROM memory solution. Its 256Kbit storage capacity, fast access times, and parallel memory interface make it suitable for a wide range of industrial, commercial, and consumer applications. The surface-mount 28SOIC package ensures easy integration into compact designs, while the operating temperature range of 0°C to 70°C guarantees stable performance in various environments. For systems that require non-volatile memory with quick read and write capabilities, the AT28BV256-20SC is an excellent choice.