7143SA25J8

Overview

The Renesas Electronics Corporation 7143SA25J8 is a static random-access memory (SRAM) integrated circuit featuring dual-port asynchronous architecture. It provides a storage capacity of 32 kilobits, organized as 2048 words by 16 bits. The device supports parallel interface communication with a maximum access time of 25 nanoseconds. It operates within a supply voltage range of 4.5 volts to 5.5 volts and is designed for surface-mount installation in a 68-pin Plastic Leadless Chip Carrier package.

Feature Summary

• Dual-port asynchronous operation enabling independent simultaneous access from two distinct processors or systems
• CMOS technology implementation ensuring low power consumption characteristics relative to older bipolar alternatives
• Parallel interface architecture supporting standard data bus configurations for high-speed data transfer

Applications

• High-performance embedded systems requiring concurrent data access
• Telecommunications equipment utilizing fast buffer memory
• Industrial control systems needing reliable volatile storage

Procurement Notes

Verify component authenticity through authorized channels due to end-of-life status. Confirm package integrity and pin compatibility during replacement planning. Check RoHS compliance requirements against current environmental regulations. Validate datasheet revisions for any electrical parameter updates before final integration into production designs.

Selection Notes

Evaluate system timing constraints against the 25 ns access specification. Ensure power supply stability remains within the 4.5V to 5.5V operational window. Consider thermal management requirements for the specified commercial temperature range. Assess physical footprint compatibility with existing printed circuit board layouts for the 68-PLCC form factor.

Part Context

This component belongs to the 7143SA series of dual-port SRAMs manufactured by Renesas Electronics. The series typically offers various speed grades and organization options. The 7143SA25J8 specifically denotes the 25 nanosecond speed variant within this product family, providing a balance between performance and power efficiency for general-purpose memory applications.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Verify cross-reference availability through official manufacturer channels or authorized distributors for equivalent specifications.