MT5C6408-20 SRAM Cache Memory – 20ns 64K×8 – 1989 Vintage – 386 / 486 – TESTED!
Ideal for If you’re restoring or upgrading a classic 386 or 486 system and wantperiod-correct, high-quality cache SRAM, this is a great matched set. Type:Static RAM (SRAM). Embedded or industrial systems requiring fast 5V SRAM.