onsemi

CAT28C64BGI-90T

CAT28C64BGI-90T Description

The CAT28C64BGI-90T is an EEPROM memory IC chip designed by onsemi, featuring a 64Kbit memory size organized as 8K x 8. This chip operates with a parallel memory interface, providing fast data access with an access time of 90 ns. It is designed for surface mount applications and comes in a 32-lead plastic leaded chip carrier (PLCC) package. The CAT28C64BGI-90T operates within a supply voltage range of 4.5V to 5.5V and has a write cycle time of 5ms for both word and page operations. This device is classified under the HTSUS code 8542.32.0051 and has a moisture sensitivity level (MSL) of 3, requiring a 168-hour bake time if exposed to moisture. While the product is currently marked as obsolete, it remains a reliable choice for applications requiring non-volatile memory solutions.

CAT28C64BGI-90T Features

• Memory Size and Organization: The CAT28C64BGI-90T offers a 64Kbit memory size, organized as 8K x 8, providing ample storage for various applications.
• Fast Access Time: With an access time of 90 ns, this EEPROM chip ensures rapid data retrieval, making it suitable for time-sensitive operations.
• Parallel Interface: The parallel memory interface allows for efficient data transfer and compatibility with a wide range of systems.
• Write Cycle Time: The 5ms write cycle time for both word and page operations ensures reliable and quick data writing.
• Voltage Range: The supply voltage range of 4.5V to 5.5V provides flexibility in power supply options.
• Surface Mount Compatibility: Designed for surface mount applications, this chip is ideal for modern printed circuit boards (PCBs) where space is a premium.
• Moisture Sensitivity Level: Classified as MSL 3, the chip requires a 168-hour bake time if exposed to moisture, ensuring durability in various environmental conditions.
• Obsolete but Reliable: Although marked as obsolete, the CAT28C64BGI-90T remains a dependable choice for legacy systems and specific applications requiring non-volatile memory.

CAT28C64BGI-90T Applications

The CAT28C64BGI-90T is well-suited for a variety of applications that require non-volatile memory storage. Some specific use cases include:

• Embedded Systems: Ideal for embedded systems where non-volatile memory is needed to store configuration data, firmware, or other critical information.
• Industrial Control: Suitable for industrial control systems that require reliable and quick access to stored data, ensuring smooth operation and minimal downtime.
• Telecommunications: Can be used in telecommunication equipment for storing essential parameters and settings that need to be retained even when power is lost.
• Consumer Electronics: Applicable in consumer electronics for storing user preferences, calibration data, and other non-volatile information.
• Automotive Systems: Useful in automotive applications for storing critical data such as calibration settings and diagnostic information.

Conclusion of CAT28C64BGI-90T

The CAT28C64BGI-90T, manufactured by onsemi, is a robust EEPROM memory IC chip that offers a balance of performance and reliability. Despite being marked as obsolete, its features such as the 64Kbit memory size, fast 90 ns access time, and parallel interface make it a valuable component for various applications. The chip's compatibility with surface mount technology and its moisture sensitivity level of 3 ensure it can be integrated into modern PCB designs while maintaining durability. While newer alternatives may exist, the CAT28C64BGI-90T remains a reliable choice for legacy systems and specific applications requiring non-volatile memory solutions.