71V3579S75PFG8

Overview

The 71V3579S75PFG8 is a 4.5Mb (256K x 18) synchronous SDR SRAM manufactured by Renesas Electronics Corporation. It operates with a clock frequency of 87 MHz and features an access time of 8.5 ns. The device utilizes a parallel interface and is supplied within a 100-TQFP (14x14) package. It functions within a supply voltage range of 3.135V to 3.465V and supports an operating temperature range of 0°C to 70°C.

Feature Summary

• Supports burst mode operations providing four cycles of data for a single address presentation.
• Features self-timed write cycles controlled by global write control, byte write enable, and byte writes.
• Includes low power down functionality managed by the ZZ input pin.

Applications

• High-performance embedded systems requiring fast data access
• Network infrastructure equipment
• Industrial automation controllers

Procurement Notes

Verify component authenticity through authorized Renesas distributors or official channels. Confirm package integrity and moisture sensitivity level handling procedures prior to assembly. Ensure compatibility with existing board design specifications regarding voltage levels and thermal requirements.

Selection Notes

Select this component for applications demanding high-speed synchronous memory with a 18-bit data width. Consider the 100-pin TQFP package for surface mount integration. Evaluate system timing constraints against the specified 8.5 ns access time and 87 MHz clock capability.

Part Context

This part belongs to the 71V3579 series of 3.3V CMOS SRAMs. It is designed for systems needing reliable volatile storage with synchronous interface capabilities. The series offers various speed grades and packaging options to suit different performance and form factor requirements in electronic designs.

Replacement Considerations

Consult official Renesas documentation for verified cross-reference parts. Ensure any substitute matches the 256K x 18 organization, 3.3V I/O, and 100-TQFP package dimensions for direct replacement.

FAQ

What is the maximum clock frequency for the 71V3579S75PFG8?

The maximum clock frequency is 87 MHz.

How is the power-down state controlled?

Power down is controlled by the ZZ input pin.