Texas Instruments

SN74ACT3651-15PQ

SN74ACT3651-15PQ Description

The SN74ACT3651-15PQ is a synchronous FIFO memory IC designed by Texas Instruments, featuring a 2K x 36 memory size and an access time of 11ns. This FIFO (First In, First Out) memory chip is optimized for high-speed data buffering applications, providing a data rate of 66.7MHz. It operates within a supply voltage range of 4.5V to 5.5V and consumes a maximum supply current of 400µA. The device is housed in a 132BQFP package, suitable for surface mount applications. Despite being marked as obsolete, the SN74ACT3651-15PQ remains a reliable choice for specific legacy systems and applications where its unique features are required.

SN74ACT3651-15PQ Features

• Synchronous Operation: The SN74ACT3651-15PQ operates synchronously, ensuring precise timing and control over data flow, which is crucial for applications requiring high data integrity.
• High-Speed Performance: With an access time of 11ns and a data rate of 66.7MHz, this FIFO memory chip is capable of handling high-speed data buffering efficiently.
• Programmable Flags Support: The device supports programmable flags, allowing users to customize flag settings to optimize system performance and control.
• Retransmit Capability: The SN74ACT3651-15PQ offers retransmit capability, which enhances data reliability by enabling the retransmission of in data case of errors or loss.
• Expansion Flexibility: The FIFO supports both depth and width expansion, providing flexibility in system design and allowing for scalable memory solutions.
• RoHS Compliance: The device is ROHS3 compliant, ensuring it meets environmental standards and regulations.
• istMoure Sensitivity Level: With an MSL of 4 (72 Hours), the SN74ACT3651-15PQ is suitable for various manufacturing environments, ensuring reliability during the assembly process.

SN74ACT3651-15PQ Applications

The SN74ACT3651-15PQ is ideal for applications requiring high-speed data buffering and reliable data management. Some specific use cases include:

• Telecommunications: Used in high-speed data transmission systems to buffer data between different communication protocols and interfaces.
• Data Acquisition Systems: Provides temporary storage for data collected from sensors and other input devices, ensuring data integrity and timely processing.
• Networking Equipment: Enhances the performance of routers, switches, and other networking devices by managing data flow efficiently.
• Industrial Automation: Used in control systems to buffer data between different stages of the production process, ensuring smooth and reliable operation.
• Consumer Electronics: Ideal for applications such as high-speed video processing and multimedia systems, where data buffering is critical for performance.

Conclusion of SN74ACT3651-15PQ

The SN74ACT3651-15PQ, despite being marked as obsolete, remains a valuable component for specific applications requiring high-speed, reliable FIFO memory solutions. Its synchronous operation, high data rate, and programmable flags support make it a versatile choice for various industries. The device's retransmit capability and expansion flexibility further enhance its utility in complex systems. While newer alternatives may exist, the SN74ACT3651-15PQ continues to serve as a reliable option for legacy systems and applications where its unique features are essential.