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71321SA55PF is listed in the Memory IC range at ChipApex. The manufacturer field lists Renesas Electronics Corporation. Its product description is IC SRAM 16KBIT PARALLEL 64TQFP. Review the specifications below when checking this part for your BOM.
The Renesas Electronics Corporation 71321SA55PF is a dual-port static random-access memory (SRAM) integrated circuit. It features a storage capacity of 16Kb, organized as 2K words by 8 bits. The device utilizes an asynchronous parallel interface with a maximum access time of 55 ns. It operates within a supply voltage range of 4.5V to 5.5V and supports surface-mount installation in a 64-TQFP package measuring 14x14 mm. The component is rated for an industrial operating temperature range of -40°C to 85°C.
Verify the exact suffix configuration against official documentation, as variations such as PFGI or TFG8 may indicate different packaging or environmental compliance standards. Confirm RoHS status and moisture sensitivity levels prior to integration. Cross-reference the specific part number with manufacturer databases to ensure availability and identify valid upgrade paths due to potential obsolescence.
Select this component when dual-port functionality is required for concurrent host and peripheral access. Ensure the system design accommodates the 64-TQFP footprint and 55 ns timing constraints. Validate that the power supply maintains stability within the 4.5V to 5.5V range across the specified industrial temperature extremes.
This device belongs to the IDT 71321SA/LA series of high-performance dual-port SRAMs. It is designed for applications requiring fast, non-blocking data transfer between two independent buses. The series offers various speed grades and package options to suit diverse embedded memory requirements.
Official upgrade alternatives include the 71321LA25PFGI. Verify pin compatibility and electrical specifications before substitution.
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