7201LA12JG

Overview

The Renesas Electronics Corporation 7201LA12JG is an asynchronous FIFO memory device belonging to the 7201L series. It features a storage capacity of 4.5K bits, organized as 512 words by 9 bits. The component supports unidirectional bus direction and operates with a maximum data rate of 50MHz and an access time of 12ns. It functions within a supply voltage range of 4.5V to 5.5V and has a maximum supply current of 80mA. The device is housed in a 32-PLCC package and is designed for surface mount installation.

Feature Summary

• Asynchronous operation capability for independent read and write clock domains
• CMOS parallel interface architecture supporting high-speed data transfer
• Relay capability support for signal buffering applications

Applications

• Data buffering between asynchronous system components
• Interface bridging for parallel data transmission systems
• Signal processing pipeline staging

Procurement Notes

Verify the specific package variant and suffix codes against official Renesas documentation to ensure compatibility with design requirements. Confirm RoHS compliance status and moisture sensitivity level prior to procurement. Check for any product discontinuance notices or alternative part recommendations from the manufacturer before finalizing orders.

Selection Notes

Select this component when a 512x9 word asynchronous FIFO with 12ns access time is required. Ensure the design accommodates the 4.5V to 5.5V operating voltage range and 80mA maximum current consumption. Verify that the 32-PLCC package dimensions fit the PCB layout constraints and thermal management requirements of the target application.

Part Context

This part belongs to the Renesas 7201L series of CMOS parallel FIFOs. It serves as a specialized memory solution for managing data flow in digital systems requiring temporary storage and synchronization between different clock domains. The series is designed for robust performance in industrial and commercial electronic applications.

Replacement Considerations

The 7201LA20J is listed as an obsolete product with the 7201LA12JG identified as its upgrade replacement. Verify functional equivalence and pinout compatibility if substituting older variants in existing designs.