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Product Detailed Parameters
- Description:IC SRAM 4MBIT PARALLEL 36SOJ
- Series:-
- Mfr:Renesas Electronics Corporation
- Package:Tube
- Memory Type:Volatile
- Memory Format:SRAM
- Technology:SRAM - Asynchronous
- Memory Size:4Mbit
- Memory Organization:512K x 8
- Memory Interface:Parallel
- Clock Frequency:-
- Write Cycle Time - Word, Page:12ns
- Voltage - Supply:3V ~ 3.6V
- Operating Temperature:0°C ~ 70°C (TA)
- Mounting Type:Surface Mount
- Package / Case:36-BSOJ (0.400", 10.16mm Width)
- Supplier Device Package:36-SOJ
- Access Time:12 ns
- Grade:-
- Qualification:-
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Overview
The 71V424S12YG is a 4Mbit (512K x 8) asynchronous static random-access memory manufactured by Renesas Electronics Corporation. It features a parallel interface with a 12 ns access time and operates within a supply voltage range of 3V to 3.6V. The component utilizes a 36-lead BSOJ surface-mount package, measuring 0.400 inches in width. Designed for industrial applications, it supports an operating temperature range from -40°C to +85°C. This device is classified as obsolete and has been discontinued.
Feature Summary
- Asynchronous SRAM technology providing fast data access via parallel interface
- Industrial-grade operational capability across extended temperature ranges
- CMOS construction ensuring low power consumption during operation
Applications
- Industrial control systems requiring reliable volatile memory storage
- Embedded applications utilizing high-speed data buffering
- Automotive electronics demanding wide temperature tolerance
Procurement Notes
This component is officially discontinued and no longer manufactured by Renesas Electronics. Verification of authenticity is critical when sourcing remaining stock from third-party distributors. Buyers must confirm the specific suffix 'YGI' matches their design requirements, as variations may exist. Cross-reference official datasheets for pin compatibility before integration into new designs.
Selection Notes
Engineers should evaluate the 71V424S12PHGI as a recommended replacement due to identical electrical specifications and form factor. Consider the transition from SOJ to other packages if PCB layout flexibility is required. Verify that the target application can accommodate the 36-pin BSOJ footprint or adapt accordingly for alternative packages like TSOP II found in successor models.
Part Context
Part of the IDT 71V424 family of high-performance SRAMs. The 'S' suffix typically denotes industrial temperature range variants. This series was widely used in telecommunications and computing infrastructure before being phased out in favor of newer generations with higher densities or different packaging standards.
Replacement Considerations
The 71V424S12PHGI is listed as a manufacturer-recommended substitute.
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