Vintage AMD AM8255APC Programmable Peripheral Interface, 8255A

10pcs MC6821P MC6821 Peripheral Interface Adapters DIP-40 Lot 13

HD63B21P (Lot of 4 chips) Peripheral Interface Adapter IC HITACHI DIP-40, 2 MHZ

STMicroelectronics EF68B21P - I/O Controller Interface IC PDIP-40 PIA I/O

ROCKWELL R6522AP R6522-33 - Versatile Interface Adapter (VIA) - PDIP-40

NEC D8255AC-2 UPD8255AC-2 PDIP-40 90 DAYS WARRANTY

IC P8255A-5 Programmable Peripheral Interface I/O Port 24 I/O NMOS PDIP40, 1 Pc

AM8255APC P8255A AMD Peripheral Interface IC P8255 8255 - NOS Vintage Qty 1