Quad Timer IC, 8-Bit, 4.75-5.25V, 44-Pin QCCJ
28-Pin DIP Programmable Timer IC, 0-70°C, 4.75-5.25V, 8-Bit
40-Pin Dual-Serial Communication Controller, 5V, 8MHz, DIP-40
Microprocessor, 8-Bit, 6.17MHz, NMOS, PDIP40, DIP-40
