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UPD4516821 - 16M-Bit Synchronous DRAM

Download the UPD4516821 datasheet PDF. This datasheet also includes the UPD4516421 variant, as both parts are published together in a single manufacturer document.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (UPD4516421-NEC.pdf) that lists specifications for multiple related part numbers.