SN74ACT72221L15RJ

FIFOs Memory Overview

The SN74ACT72221L15RJ is a synchronous FIFO memory IC manufactured by Texas Instruments. It features a dual-width organization of 1K x 9 bits, providing 9 kbit of storage capacity. The device operates with a maximum clock frequency of 66.7 MHz and supports a supply voltage up to 5.5V. It utilizes PLCC-32 surface-mount packaging and offers unidirectional synchronization with 3-state outputs capable of driving 160mA.

FIFOs Memory Feature Summary

• Dual-width 1K x 9 bit synchronous FIFO architecture
• High-speed operation supporting up to 66.7 MHz clock frequencies
• 3-state output characteristics for bus sharing compatibility

FIFOs Memory Applications

• Data buffering in high-speed digital communication systems
• Interface bridging between asynchronous logic domains
• Temporary data storage in microprocessor-based systems

FIFOs Memory Procurement Notes

Verify the specific package type and pinout configuration against your PCB layout requirements before procurement. Confirm that the operating voltage range aligns with your system's power supply specifications. Ensure that the synchronous nature of the FIFO matches your timing constraints and clock distribution strategy.

FIFOs Memory Selection Notes

Select this component when a dual-width 9-bit synchronous FIFO is required for data buffering applications. Consider the 66.7 MHz speed capability if high-throughput data handling is necessary. Evaluate the PLCC-32 package suitability for your assembly process and board space constraints compared to alternative packages.

FIFOs Memory Part Context

This part belongs to the SN74ACT series of advanced CMOS logic devices from Texas Instruments. It is designed for high-speed applications requiring reliable data storage and transfer. The ACT series typically offers improved performance over standard TTL equivalents while maintaining compatible logic levels.

FIFOs Memory Replacement Considerations

Check for direct substitutes within the SN74ACT family or other manufacturers offering equivalent 1Kx9 synchronous FIFOs. Verify pin compatibility and electrical specifications such as voltage ranges and drive currents before substitution.