Renesas Electronics Corporation

7164S25YGI

7164S25YGI Description

The 7164S25YGI is an IC SRAM (Static Random Access Memory) memory chip, featuring a 64Kbit memory size and a parallel memory interface. Manufactured by Renesas Electronics Corporation, this chip is designed for surface mount applications and is housed in a tube package. It operates within a supply voltage range of 4.5V to 5.5V and offers an access time of 25ns, ensuring fast data retrieval. The memory organization is 8K x 8, providing a balanced structure for efficient data storage and access. Despite being marked as obsolete, the 7164S25YGI remains a reliable choice for specific applications requiring its unique set of features.

7164S25YGI Features

• Memory Type and Organization: The 7164S25YGI features volatile SRAM memory, organized as 8K x 8, which allows for quick read and write operations. This organization ensures that the chip can handle data efficiently, making it suitable for applications requiring fast access times.
• Access and Write Cycle Times: With an access time of 25ns and a write cycle time of 25ns, this chip provides rapid data processing capabilities. These fast times are crucial for applications where quick data retrieval and modification are essential.
• Supply Voltage Range: Operating within a supply voltage range of 4.5V to 5.5V, the 7164S25YGI is designed to be compatible with a variety of power supply configurations, ensuring flexibility in system design.
• Mounting and Packaging: The surface mount type and tube packaging make the 7164S25YGI suitable for automated assembly processes, reducing production costs and improving reliability.
• Compliance and Status: The chip is REACH unaffected and RoHS3 compliant, ensuring it meets environmental and safety standards. It is also classified under ECCN EAR99 and HTSUS 8542.32.0041, facilitating international trade compliance.
• Moisture Sensitivity Level: With an MSL of 3 (168 hours), the 7164S25YGI is designed to withstand moderate moisture exposure, making it suitable for a range of environmental conditions.

7164S25YGI Applications

The 7164S25YGI is ideal for applications requiring fast, reliable memory access and moderate storage capacity. Some specific use cases include:

• Embedded Systems: The fast access times and volatile memory type make it suitable for embedded systems where quick data processing is necessary.
• Industrial Control Systems: The robustness and compliance with environmental standards make it a good fit for industrial applications where reliability and safety are paramount.
• Telecommunications: The chip's fast access times and compatibility with various power supply configurations make it suitable for telecommunication equipment requiring quick data retrieval and modification.
• Automotive Applications: The moisture sensitivity level and surface mount type make it suitable for automotive applications where environmental resilience and compact design are required.

Conclusion of 7164S25YGI

Despite its obsolete status, the 7164S25YGI remains a reliable and efficient memory solution for specific applications. Its fast access and write cycle times, combined with its robust design and compliance with industry standards, make it a valuable component in various electronic systems. While newer technologies may offer higher capacities and additional features, the 7164S25YGI continues to provide a cost-effective and reliable option for applications that require its unique set of features.