7130SA55JT/R/LT

Memory IC Overview

The Renesas Electronics Corporation 7130SA55JT/R/LT is an asynchronous dual-port static random-access memory (SRAM) integrated circuit. It provides a storage capacity of 8 kilobits, organized as 1K words by 8 bits. The device features a parallel interface with a maximum access time of 55 nanoseconds. It operates within a supply voltage range of 4.5 volts to 5.5 volts and supports an extended industrial temperature range from -40°C to +85°C. The component is housed in a 52-lead Plastic Leadless Chip Carrier (PLCC) package.

Memory IC Feature Summary

• Dual-port architecture enabling independent simultaneous access for two processors or systems
• Asynchronous operation compatible with various system clock speeds
• Extended industrial temperature rating for reliable performance in harsh environments

Memory IC Applications

• High-speed data buffering in telecommunications equipment
• Cache memory implementation in embedded control systems
• Data storage in industrial automation controllers

Memory IC Procurement Notes

Verify the specific suffix configuration against the original design specifications before procurement. Confirm that the lead-free status aligns with current assembly requirements. Check for end-of-life notifications or discontinuance notices from the manufacturer. Ensure compatibility with existing PCB footprints and soldering profiles. Validate regulatory compliance documentation for the target market.

Memory IC Selection Notes

Select this component when dual-port functionality is required for concurrent data access. Consider the 55 ns access speed for applications needing moderate latency. Evaluate the PLCC package constraints against available board space. Compare power consumption characteristics against alternative SRAM families. Assess the extended temperature range suitability for the operational environment.

Memory IC Part Context

This part belongs to the 7130SA series of dual-port SRAMs manufactured by Renesas Electronics. The series is designed for applications requiring high-speed data sharing between multiple masters. The 7130SA55 variant specifically denotes the 55 nanosecond access time class. The JT/R/LT suffix indicates the specific package type and environmental compliance level.

Memory IC Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Verify pin-to-pin compatibility if considering alternatives from other manufacturers. Ensure electrical parameters such as voltage levels and access times match the original design requirements.