7134LA20J8

Overview

The Renesas Electronics Corporation 7134LA20J8 is a 32Kb (4K x 8) dual-port static random-access memory (SRAM) device. It features asynchronous parallel interface operation with a maximum access time of 20 nanoseconds and a write cycle time of 20 nanoseconds. The component operates within a supply voltage range of 4.5V to 5.5V and supports surface-mount installation in a 52-pin PLCC package. Designed for commercial applications, it functions reliably across an operating temperature range of 0°C to +70°C.

Feature Summary

• Dual-port architecture enabling independent simultaneous access by two processors
• Asynchronous parallel interface for flexible system integration
• High-speed data transfer capability with 20ns access time

Applications

• Embedded systems requiring shared memory resources
• Industrial control units needing fast data buffering
• Telecommunications equipment utilizing parallel data processing

Procurement Notes

Verify component authenticity through authorized channels due to obsolete status. Confirm package integrity as moisture sensitivity level indicates potential degradation if packaging is compromised. Check RoHS compliance requirements against current environmental regulations before procurement. Ensure supply chain stability given discontinuation notices from the manufacturer.

Selection Notes

Evaluate system timing constraints against the 20ns access specification. Verify voltage compatibility with the 4.5V to 5.5V operating range. Consider physical footprint requirements for the 52-PLCC package during PCB layout. Assess thermal management needs for commercial temperature environments.

Part Context

This component belongs to the Renesas 7134LA series of dual-port SRAMs. It serves as a high-speed memory solution for applications requiring concurrent read/write operations. The device represents legacy technology within the broader memory portfolio, often utilized in established industrial designs.

Replacement Considerations

Consult official documentation for cross-reference part numbers. Verify pinout compatibility and electrical specifications when evaluating substitutes. Confirm package dimensions match existing board layouts.