70T3799MS133BBG

Memory IC Overview

The 70T3799MS133BBG is a synchronous dual-port static random-access memory (SRAM) manufactured by Renesas Electronics. It features a storage capacity of 9 Mbit organized as 128K x 72 bits. The device supports a maximum clock frequency of 133 MHz with an access time of 4.2 ns. It utilizes a parallel interface and operates within a supply voltage range of 2.4 V to 2.6 V. The component is housed in a 324-pin PBGA package measuring 19x19 mm, designed for surface mount installation.

Memory IC Feature Summary

• Synchronous dual-port architecture enabling simultaneous independent access from two ports
• High-speed operation supporting data rates up to 133 MHz
• Integrated on-chip port arbitration logic for contention management
• Hardware support for semaphore signaling between ports

Memory IC Applications

• High-performance communication buffer systems
• Network switch and router memory architectures
• Telecommunications equipment requiring low-latency data buffering
• Industrial control systems utilizing high-speed parallel interfaces

Memory IC Procurement Notes

Verify the specific suffix BBG against official Renesas documentation to confirm pinout compatibility and package dimensions. Confirm moisture sensitivity level requirements prior to assembly. Check current production status as this series may be subject to discontinuation notices. Ensure voltage levels match system specifications strictly within the 2.4V to 2.6V range.

Memory IC Selection Notes

Select this component when a synchronous dual-port SRAM with 72-bit width is required for high-frequency applications. Compare against asynchronous alternatives if clock distribution is not feasible. Verify that the 324-PBGA footprint fits the target PCB layout constraints. Consider thermal dissipation capabilities inherent to the BGA package design for the intended operating environment.

Memory IC Part Context

This part belongs to the 70T3799M family of synchronous dual-port SRAMs. These devices are engineered for high-throughput data handling in complex digital systems. The family typically offers various speed grades and packaging options to suit different board space and performance requirements within the same functional framework.

Memory IC Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source material. Consult Renesas Electronics directly for current obsolescence notifications or recommended migration paths for this specific discontinued item.