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LCK-Andy / what_is_PSRAM.md
Last active October 13, 2025 09:12
What is PSRAM?

What is PSRAM?

When you pop open a smartphone, a smartwatch, or even a gaming handheld, you’ll find a variety of chips inside — some handle logic, some handle storage, and some handle memory.

One type of memory that often flies under the radar is PSRAM, short for Pseudo Static Random Access Memory. It’s not as famous as the RAM in your laptop, but it plays a crucial role in keeping compact and low-power devices running smoothly.


The Core idea: "DRAM That Acts Like SRAM"