National Semiconductor NS COP8SAC7 vintage NOS microcontroller

National Semiconductor NS COP8SBR9HVA8 vintage NOS microcontroller

National Semiconductor NS COP87L88FHN-XE vintage PDIP NOS microcontroller

10pcs LM78L05ACM National Semiconductor Voltage Regulators 5V, 8pin SOIC

National Semiconductor DP8350N Integrated Circuit 40-pIn CRT Microcontroller

National COP8SGR740Q3 IC 8-Bit CMOS Microcontroller Rare, Vintage IC, Gold Cer.

LMC6953CM NATIONAL SEMICONDUCTOR IC POWER SUP PCI LOCAL BUS 8 PIN SOIC

National Semiconductor NS COP8SBR9HVA8 vintage NOS microcontroller