7140LA25PF

Memory IC Overview

The 7140LA25PF is a high-speed 1K x 8 Dual-Port Static RAM designed for parallel interface applications. It operates with a 25 ns access time and supports a supply voltage range of 4.5V to 5.5V. The component is housed in a 64-TQFP (14x14) surface-mount package. It functions as an asynchronous memory IC, providing independent read/write ports for simultaneous data access.

Memory IC Feature Summary

• Dual-port architecture enabling independent master and slave operations
• High-speed asynchronous parallel interface
• CMOS technology for low power consumption

Memory IC Applications

• Data buffering in communication systems
• Cache memory in embedded processors
• FIFO buffers in digital signal processing

Memory IC Procurement Notes

Verify component authenticity through authorized distributors due to obsolete status. Check datasheet revisions for pinout compatibility. Confirm RoHS compliance requirements against legacy standards. Validate package dimensions against PCB footprint specifications before integration.

Memory IC Selection Notes

Consider the 7130 series as a compatible master counterpart for dual-port configurations. Evaluate alternative packages if lead-free requirements are mandatory. Assess thermal performance within the specified operating temperature range. Ensure voltage levels match system logic requirements.

Memory IC Part Context

Part of the Renesas 7140 family of dual-port SRAMs. Designed for high-performance data storage where simultaneous access is critical. Often paired with 7130 series devices for complete dual-port solutions.

Memory IC Replacement Considerations

Check for direct replacements like 7140LA25PFGI or similar variants. Verify electrical parameters match original specifications. Review mechanical drawings for package compatibility.