10PC LOT VINTAGE 40PIN DIP UV EPROM NSC P/N COP8780CJ -RARE-NOS

14PCS NATIONAL NMC27C32BQ200 NMC27C32BQ-200 NSC EPROM DIP-24

100pcs LOT IC VINTAGE LOGIC ASSORTED SEMICONDUCTORS CMOS TTL EPROM CPU MEM CHIP

NSC NMC27C32BQ 32KBIT UV EPROM CDIP24 10PCS

2 PCS NSC PN# NM27C040Q120 EPROM 512K x 8 32 Pin Ceramic DIP

Vintage NEC D27128D DIP-28 Integrated Circuit 128K 16K x 8 UV EPROM - Untested

27512 NMOS 512K (64Kx8) UV erasable EPROM DIP28 famous manuf. original only

AM2716DC AMD UV Erasable EPROM, 2K Bytes x 8 Bits, 24 Pin DIP NOS