IBM 1501512 IBM XT BIOS Chip - Rare !

National COP404LSN-5 COP404 ROMless N-Channel Microcontroller

AMD R80286-10 - RARE!!

Fujitsu MBL8749N D8749 8749 8 Bit HMOS Microcomputer - Purple Ceramic - Rare !

INTEL SIGNETICS SCN8031HCCN40 8031 8 BIT Microcontroller IC

Vintage IC Chip Bulk Lot | 8x Signetics SCN2651C UART | Fairchild 74LS TTL

N8X305N SIGNETICS Microcontroller, 8 Microcontroller, 8-Bit, TTL, PDIP50

Microprocessor - Microcontroller - MPU - CPU - PIC