RAM digital to analog converter, SRAM memories, what is SRAM, SRAM programming
https://www.futureelectronics.com/p/semiconductors--memory--RAM--static-ram--asynchronous/cy62167ev30ll-45zxi-infineon-9364399
CY62167EV30 Series 16 Mb (1M x 16 / 2 M x 8) 3 V 45 ns Static RAM - FBGA-48