72215LB25TF8

Overview

The Renesas 72215LB25TF8 is a synchronous FIFO memory device with a capacity of 512 x 18 bits. It operates within a supply voltage range of 4.5 V to 5.5 V and supports a maximum clock frequency of 40 MHz. The component features a unidirectional bus direction and includes programmable flags for status monitoring. It is housed in a 64-TQFP package (10x10 mm) and is designed for surface mount installation.

Feature Summary

• Synchronous operation with dedicated read and write clocks
• Programmable full and empty flag outputs
• Unidirectional data transfer capability

Applications

• Data buffering in high-speed digital systems
• Interface bridging between asynchronous logic blocks
• Temporary storage in communication protocols

Procurement Notes

This component is officially discontinued by the manufacturer. Availability is restricted, and sourcing may require verification of legacy stock or authorized distributors. Ensure compliance with RoHS non-compliance status and moisture sensitivity level requirements during handling and storage.

Selection Notes

Select this part for applications requiring 512-word by 18-bit synchronous buffering. Verify that the system operates at 4.5 V to 5.5 V and requires unidirectional data flow. Confirm compatibility with the 64-TQFP footprint and check if programmable flags meet interface needs.

Part Context

Part of the 72215LB25 series from Renesas, which offers various capacities and packages. This specific variant provides 512 x 18 depth in a TQFP-64 form factor. It shares functional similarities with other members like the 72235LB25 but differs in memory size and package type.

Replacement Considerations

Official substitutes include IDT72215LB25PF8. Verify pinout and electrical specifications against current design requirements before substitution.