Intel D8748 Integrated Circuit (1976).
This has been sitting in my parts bin for 40+ years I seem to remember it was pulled from a working piece of equipment.
Intel D8748 Integrated Circuit, NOS
$7.00
INTEL D8748H D8748 MCU 8-Bit CISC 1KB EPROM 5V CDIP40 x1PC
$5.99
D8748H Intel 5962-01-123-9591 HMOS-E Single-Component Microcontroller New PART
$10.00