Texas Instruments

SN74ACT7814-20DLR

SN74ACT7814-20DLR Description

The SN74ACT7814-20DLR is an asynchronous FIFO memory IC designed by Texas Instruments, featuring a 64 x 18 memory size (1.125K) with an access time of 15ns and a data rate of 50MHz. This device is housed in a 56-lead surface-mount package, specifically a Tape & Reel (TR) format, making it suitable for automated assembly processes. It operates within a supply voltage range of 4.5 V to 5.5 V and has a maximum supply current of 400µA. The SN74ACT7814-20DLR supports programmable flags, which provide enhanced control and monitoring capabilities. However, it does not support First Word Fall Through (FWFT) or retransmit capabilities. The operating temperature range is from 0°C to 70°C, and it is classified under ECCN EAR99 with an HTSUS code of 8542.39.0001. This product is RoHS3 compliant and REACH unaffected, ensuring it meets environmental and regulatory standards. The moisture sensitivity level (MSL) is 1 (Unlimited), indicating it is not sensitive to moisture during storage or handling.

SN74ACT7814-20DLR Features

• Asynchronous FIFO Memory: The SN74ACT7814-20DLR provides asynchronous FIFO memory, allowing data to be written and read independently of each other, which is beneficial for applications requiring data buffering between systems with different clock rates.
• High-Speed Performance: With an access time of 15ns and a data rate of 50MHz, this IC offers high-speed data transfer capabilities, making it suitable for applications requiring rapid data processing.
• Programmable Flags Support: The inclusion of programmable flags allows for customizable control and monitoring of FIFO status, enhancing the flexibility and reliability of data handling.
• Low Power Consumption: The maximum supply current of 400µA ensures low power consumption, making it energy-efficient and suitable for power-sensitive applications.
• Wide Operating Voltage Range: The device operates within a supply voltage range of 4.5 V to 5.5 V, providing compatibility with various power supply systems.
• Surface-Mount Packaging: The 56SSOP package format is ideal for surface-mount technology, facilitating easy integration into modern PCB designs and automated assembly processes.
• Environmental Compliance: The SN74ACT7814-20DLR is RoHS3 compliant and REACH unaffected, ensuring it meets stringent environmental and regulatory standards, making it suitable for global markets.

SN74ACT7814-20DLR Applications

The SN74ACT7814-20DLR is ideal for a variety of applications that require efficient data buffering and high-speed data transfer. Some specific use cases include:

• Data Communication Systems: In systems where data needs to be transferred between different clock domains or between devices with varying data rates, the asynchronous FIFO memory of the SN74ACT7814-20DLR provides a reliable solution for data buffering.
• Digital Signal Processing (DSP): In DSP applications, the high-speed performance and programmable flags of this IC can be utilized to manage data flow efficiently, ensuring smooth operation and minimizing data loss.
• Industrial Automation: The robustness and reliability of the SN74ACT7814-20DLR make it suitable for industrial automation systems where data integrity and low power consumption are critical.
• Consumer Electronics: In consumer electronics, the device can be used for buffering data in multimedia applications, such as video and audio processing, where high-speed data transfer and low latency are essential.

Conclusion of SN74ACT7814-20DLR

The SN74ACT7814-20DLR from Texas Instruments is a versatile asynchronous FIFO memory IC that offers high-speed performance, low power consumption, and programmable flag support. Its surface-mount packaging and wide operating voltage range make it suitable for a variety of applications, from data communication systems to industrial automation. While it does not support FWFT or retransmit capabilities, its programmable flags provide enhanced control and monitoring, making it a reliable choice for applications requiring efficient data buffering and transfer. Despite its obsolete status, the SN74ACT7814-20DLR remains a valuable component for specific use cases where its unique features and performance benefits are required.