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71321SA55TFI8

71321SA55TFI8 Description

The 71321SA55TFI8 is an IC SRAM memory chip designed by Renesas Electronics Corporation. This 16Kbit memory device features a parallel memory interface and is organized as 2K x 8, providing a total memory size of 16Kbit. The chip operates within a supply voltage range of 4.5V to 5.5V and offers an access time of 55 nanoseconds, with a write cycle time of 55 nanoseconds for both word and page operations. The 71321SA55TFI8 is packaged in a 64TQFP format and is suitable for surface mount applications. It is categorized under Memory IC Chips and is identified by the base product number 71321SA. The chip is currently marked as obsolete, but it remains a valuable component for specific legacy systems and applications.

71321SA55TFI8 Features

• Memory Type: Volatile SRAM, ensuring fast read and write operations.
• Memory Organization: 2K x 8, providing a total memory size of 16Kbit.
• Access Time: 55 nanoseconds, ensuring rapid data retrieval.
• Write Cycle Time: 55 nanoseconds for both word and page operations, facilitating efficient data storage.
• Supply Voltage: Operates within a range of 4.5V to 5.5V, offering flexibility in power supply requirements.
• Mounting Type: Surface Mount, ideal for compact and high-density PCB designs.
• Package: 64TQFP, providing a robust and reliable physical format.
• Memory Interface: Parallel, enabling straightforward integration with various systems.
• Moisture Sensitivity Level (MSL): Level 3 (168 Hours), ensuring durability in various environmental conditions.
• ECCN: EAR99, indicating compliance with export regulations.
• HTSUS: 8542.32.0041, facilitating accurate customs classification.

71321SA55TFI8 Applications

The 71321SA55TFI8 is well-suited for applications requiring fast, reliable, and volatile memory storage. Its 55 nanosecond access and write cycle times make it ideal for systems where rapid data processing is crucial. The parallel memory interface simplifies integration with existing hardware, making it a practical choice for legacy systems and embedded applications. Specific use cases include:

• Embedded Systems: Ideal for microcontroller-based systems requiring fast memory access.
• Industrial Automation: Suitable for control systems needing quick response times.
• Telecommunications: Applicable in networking equipment where data speed is critical.
• Consumer Electronics: Useful in devices requiring temporary data storage and quick retrieval.

Conclusion of 71321SA55TFI8

The 71321SA55TFI8 by Renesas Electronics Corporation is a versatile and efficient SRAM memory chip. Despite being marked as obsolete, its technical specifications and performance benefits make it a reliable choice for specific applications. The chip's fast access and write times, combined with its robust packaging and surface mount compatibility, ensure it remains a valuable component for legacy systems and specialized use cases. For engineers and designers working with legacy systems or requiring a reliable SRAM solution, the 71321SA55TFI8 offers a proven and effective option.