71V3559S75BQI

Overview

The 71V3559S75BQI is a synchronous single data rate static random access memory integrated circuit manufactured by Renesas Electronics Corporation. It features a total storage capacity of 4.5 Mbit, organized as 256K words by 18 bits. The device supports a maximum clock frequency of 133 MHz with an access time of 7.5 ns. It operates on a parallel interface and requires a supply voltage between 3.135 V and 3.465 V. The component is housed in a 165-CABGA package measuring 13x15 mm and is rated for an operating temperature range from -40°C to +85°C.

Feature Summary

• Supports high-speed synchronous operation with burst mode capabilities for efficient data transfer
• Features self-timed write cycles controlled by global write control and byte write enable signals
• Includes power-down functionality managed by the ZZ input pin to reduce standby consumption

Applications

• High-performance embedded systems requiring fast memory access
• Industrial networking equipment
• Automotive electronic control units

Procurement Notes

Verify RoHS compliance status as the component may not meet current environmental regulations. Confirm moisture sensitivity level handling requirements during assembly. Check for end-of-life notifications or discontinuance notices from the manufacturer. Ensure compatibility with existing PCB footprints and soldering profiles before procurement.

Selection Notes

Select this component when a 4.5 Mbit synchronous SRAM with 18-bit width is required. Ensure the system design accommodates the 165-CABGA package dimensions. Verify that the operating voltage range aligns with the target application's power supply specifications. Consider the thermal performance within the specified industrial temperature range.

Part Context

This part belongs to the 71V3559 series of synchronous SRAMs from Renesas Electronics. It is designed for applications demanding high-speed data processing and reliable memory storage. The series typically offers various speed grades and packaging options to suit different system requirements.

Replacement Considerations

Check for direct pin-to-pin replacements within the same family. Verify electrical characteristics match the original design requirements. Consult official documentation for any recommended alternative part numbers.