https://en.wikipedia.org/wiki/Standard_cell#Library https://en.wikipedia.org/wiki/Standard_cell#Library "A standard cell library is a collection of low-level e

https://en.wikipedia.org/wiki/Standard_cell#Library https://en.wikipedia.org/wiki/Standard_cell#Library "A standard cell library is a collection of low-level electronic logic functions such as AND, OR, INVERT, flip-flops, latches, and buffers. " I think SRAMs are also built of standard cells & there can be a lot of flexibility to improve on the fab's library, particularly with multiple ports for caches.