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CAT28C65BJ-90T

CAT28C65BJ-90T Description

The CAT28C65BJ-90T is an EEPROM memory IC designed by onsemi, offering a memory size of 64Kbit organized in an 8K x 8 format. This device is housed in a 28-pin SOIC package and is suitable for surface mount applications. It operates within a temperature range of 0°C to 70°C (TA) and requires a supply voltage between 4.5V and 5.5V. The CAT28C65BJ-90T features an access time of 90 ns and a write cycle time of 5ms for both word and page operations. Although the product is marked as obsolete, it remains a viable option for applications requiring reliable non-volatile memory solutions.

CAT28C65BJ-90T Features

• Memory Organization: The CAT28C65BJ-90T provides an 8K x 8 memory organization, offering a total of 64Kbit of EEPROM storage. This configuration ensures efficient data storage and retrieval, making it suitable for applications requiring moderate to large amounts of non-volatile memory.
• Access Time: With an access time of 90 ns, this device ensures rapid data read operations, enhancing overall system performance. This quick access time is crucial for applications that require fast data retrieval without compromising on reliability.
• Write Cycle Time: The write cycle time of 5ms for both word and page operations ensures that data can be written to the memory efficiently. This feature is particularly beneficial for applications that require frequent updates to the memory content.
• Operating Temperature: The device operates within a temperature range of 0°C to 70°C (TA), making it suitable for a wide range of environmental conditions. This broad temperature range ensures that the CAT28C65BJ-90T can be deployed in various industrial and consumer applications without the risk of thermal failure.
• Supply Voltage: The CAT28C65BJ-90T operates within a supply voltage range of 4.5V to 5.5V, providing flexibility in power supply requirements. This voltage range ensures compatibility with a variety of power sources, making it easier to integrate into different systems.
• Mounting Type: The surface mount packaging of the CAT28C65BJ-90T allows for easy integration into modern PCB designs. This mounting type is preferred for its compactness and reliability, reducing the overall footprint of the device on the PCB.

CAT28C65BJ-90T Applications

The CAT28C65BJ-90T is ideal for a variety of applications that require non-volatile memory solutions. Some specific use cases include:

• Embedded Systems: The CAT28C65BJ-90T is well-suited for embedded systems where reliable data storage and quick access times are essential. Its 64Kbit memory size and 90 ns access time make it an excellent choice for storing firmware, configuration data, and other critical information.
• Industrial Control Systems: In industrial environments, the CAT28C65BJ-90T can be used to store calibration data, operational parameters, and other important information. Its robustness and wide operating temperature range ensure reliable performance in harsh industrial conditions.
• Consumer Electronics: The CAT28C65BJ-90T can be utilized in consumer electronics for storing user settings, preferences, and other non-volatile data. Its compact size and surface mount packaging make it suitable for space-constrained designs.
• Telecommunications: In telecommunications equipment, the CAT28C65BJ-90T can be used for storing network configuration data, device identifiers, and other critical information. Its quick access time and reliable performance ensure smooth operation and minimal downtime.

Conclusion of CAT28C65BJ-90T

The CAT28C65BJ-90T, despite being marked as obsolete, remains a robust and reliable EEPROM memory IC. Its 64Kbit memory size, 8K x 8 organization, and 90 ns access time make it suitable for a wide range of applications requiring non-volatile memory solutions. The device's wide operating temperature range, surface mount packaging, and 5ms write cycle time further enhance its versatility and reliability. While newer alternatives may be available, the CAT28C65BJ-90T continues to offer significant value for its intended applications, making it a reliable choice for engineers and designers in the electronics industry.