onsemi

CAT28C256GI-15T

CAT28C256GI-15T Description

The CAT28C256GI-15T is an EEPROM memory IC chip designed by onsemi, featuring a 256Kbit memory size organized in a 32K x 8 format. This surface-mount device operates within a voltage range of 4.5V to 5.5V and is housed in a 32-lead plastic leaded chip carrier (PLCC) package. The memory interface is parallel, ensuring efficient data transfer and communication with other system components. With an access time of 150 nanoseconds and a write cycle time of 5 milliseconds, the CAT28C256GI-15T delivers reliable performance for various applications. Although the product is marked as obsolete, it remains a viable option for legacy systems and specific use cases where its unique features are advantageous.

CAT28C256GI-15T Features

• Memory Organization: The CAT28C256GI-15T features a 32K x 8 memory organization, providing a total of 256Kbit of non-volatile storage. This structure allows for efficient data management and retrieval.
• Parallel Interface: The parallel memory interface ensures high-speed data transfer, making it suitable for applications requiring rapid access to stored information.
• Access Time: With an access time of 150 nanoseconds, the CAT28C256GI-15T offers quick read operations, enhancing overall system performance.
• Write Cycle Time: The write cycle time of 5 milliseconds ensures reliable data writing, balancing speed and stability.
• Voltage Range: The device operates within a supply voltage range of 4.5V to 5.5V, providing flexibility in power supply requirements.
• Surface Mount Technology: The surface-mount mounting type allows for compact and reliable integration into printed circuit boards (PCBs).
• Moisture Sensitivity Level: The moisture sensitivity level (MSL) of 3 (168 hours) ensures the device remains stable and functional in various environmental conditions.
• Compliance: The CAT28C256GI-15T is REACH unaffected and classified under ECCN EAR99, ensuring compliance with international regulations.

CAT28C256GI-15T Applications

The CAT28C256GI-15T is well-suited for applications requiring non-volatile memory storage with reliable read and write capabilities. Specific use cases include:

• Embedded Systems: Ideal for embedded systems where data integrity and quick access are critical, such as in industrial control systems and automotive electronics.
• Consumer Electronics: Suitable for consumer electronics devices that require non-volatile storage for configuration data and firmware, such as set-top boxes and smart meters.
• Telecommunications: Useful in telecommunications equipment for storing configuration parameters and maintaining data integrity during power cycles.
• Legacy Systems: Given its obsolete status, the CAT28C256GI-15T is particularly valuable for maintaining and upgrading legacy systems where compatibility with existing hardware is essential.

Conclusion of CAT28C256GI-15T

The CAT28C256GI-15T is a robust EEPROM memory IC chip that offers a balance of performance and reliability. Its 256Kbit memory size, organized in a 32K x 8 format, along with a parallel interface, ensures efficient data management. The device's quick access time and stable write cycle time make it suitable for a variety of applications, particularly in embedded systems, consumer electronics, and telecommunications. Despite being marked as obsolete, the CAT28C256GI-15T remains a reliable choice for specific use cases and legacy systems, providing a stable and efficient memory solution.