71V546S133PF

Overview

The IDT71V546S133PF is a ZBT SRAM with a memory organization of 128K x 36, providing a total capacity of 4.5 Mbit. It operates at a maximum clock frequency of 133 MHz with an access time of 4.2 ns. The device uses a 3.3V core supply and features a 100-pin TQFP package.

Feature Summary

• Supports high-speed parallel data transfer via synchronous interface
• Includes internal registers for address, data, and control signals
• Features self-timed write cycles controlled by global write enable

Applications

• High-performance computing systems requiring fast cache memory
• Network infrastructure equipment utilizing synchronous logic
• Industrial automation controllers needing reliable volatile storage

Procurement Notes

Verify component authenticity through authorized channels as the part is obsolete. Confirm RoHS compliance status against specific manufacturing dates due to potential variations in lead-free certification across production batches. Ensure packaging integrity matches original specifications.

Selection Notes

Select this component for designs requiring 128K x 36 organization with 4.2 ns latency. Verify voltage compatibility with 3.3V logic levels. Consider pinout alignment with existing PCB layouts designed for 100-pin TQFP footprints during integration planning.

Part Context

Part of the IDT 71V546 family of synchronous ZBT SRAMs. Manufactured by Renesas Electronics Corporation following IDT acquisition. Designed for applications demanding high bandwidth and low latency in embedded systems.

Replacement Considerations

ISSI IS61NLP12836B-200TQLI is listed as a similar replacement option.