71V35761SA166BG

Overview

The Renesas Electronics Corporation 71V35761SA166BG is a synchronous single data rate static random-access memory integrated circuit. It features a parallel interface with a storage capacity of 4.5 Mbit, organized as 128K x 36 bits. The device supports a maximum clock frequency of 166 MHz and offers an access time of 3.5 ns. It operates within a supply voltage range of 3.135 V to 3.465 V and is housed in a 119-pin PBGA package measuring 14x22 mm.

Feature Summary

• Synchronous SDR architecture supporting high-speed parallel data transfer
• Pipelined burst mode capability for efficient sequential data access
• Integrated write control logic including global write and byte write enable signals

Applications

• High-performance networking equipment requiring fast buffer memory
• Telecommunications systems utilizing parallel SRAM interfaces
• Industrial control systems needing reliable volatile data storage

Procurement Notes

This component has reached end-of-life status, with discontinuance notifications issued by the manufacturer. Verification of current availability through authorized distributors is essential, as stock may be limited or obsolete. Designers should confirm RoHS compliance and moisture sensitivity levels before procurement planning. Alternative sourcing strategies must account for the discontinued status to ensure long-term supply chain stability.

Selection Notes

Select this part when a 128K x 36 organization with 3.5 ns access time is required for synchronous applications. Ensure the design accommodates the 119-pin PBGA footprint and 3.3V I/O requirements. Verify that the system clock does not exceed 166 MHz. Consider the end-of-life status when planning for future production runs and potential obsolescence risks.

Part Context

The 71V35761SA166BG belongs to the 71V35761S family of synchronous SRAMs from Renesas Electronics. This series is designed for applications demanding high bandwidth and low latency. The specific suffix indicates the speed grade, package type, and temperature range specifications defined by the manufacturer's coding standards.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation due to the end-of-life status. Engineers should consult official replacement guides or contact the manufacturer directly for validated cross-reference information.