71V3558S133PFG

Memory IC Overview

The 71V3558S133PFG is a 4.5 Mbit synchronous Single Data Rate (SDR) Static Random Access Memory (SRAM) manufactured by Renesas Electronics Corporation. It features a parallel interface and is organized as 256K x 18 bits. The device supports a maximum clock frequency of 133 MHz with an access time of 4.2 ns. It operates within a supply voltage range of 3.135 V to 3.465 V and is designed for surface mount installation in a 100-TQFP (14x14) package. The component is rated for commercial operating temperatures between 0°C and 70°C.

Memory IC Feature Summary

• Supports high-speed synchronous data transfer at frequencies up to 133 MHz
• Provides fast memory access with a 4.2 ns access time specification
• Utilizes a standard 100-pin Thin Quad Flat Package for surface mounting

Memory IC Applications

• High-performance embedded systems requiring rapid data buffering
• Industrial control equipment needing reliable volatile memory storage
• Communication infrastructure hardware utilizing parallel bus architectures

Memory IC Procurement Notes

Verify the specific suffix configuration against current manufacturer documentation, as packaging options such as tape and reel or tray may vary. Confirm that the required operating temperature range aligns with the commercial grade specifications of this part number. Ensure compatibility with existing system voltage levels before integration.

Memory IC Selection Notes

Select this component when a 4.5 Mbit capacity with a 18-bit word width is required for synchronous applications. It is suitable for designs needing 133 MHz operation speeds without the complexity of dual-port architectures. Consider the 100-pin TQFP footprint constraints during PCB layout planning.

Memory IC Part Context

This SRAM belongs to the 71V3558 family of synchronous ZBT devices from Renesas. These components are engineered for systems demanding high throughput and low latency through synchronized clocked operations. The technology supports efficient data handling in complex digital signal processing environments.

Memory IC Replacement Considerations

The 71V3558S166PFG is listed as a similar alternative offering higher clock speed capabilities. Verify pinout compatibility and electrical characteristics before substituting.