Standard SRAM, 1KX1, 180ns, CMOS, CDIP16
Integrated Circuit Memory 6508/HM1/6508/9 HARRIS Static RAM memory prog. volatille K=1
4KX1 STANDARD SRAM, 220ns, CDIP18
Standard SRAM, 1KX1, 250ns, CMOS, CDIP16, CERAMIC, DIP-16