16L8 PAL NS PAL16L8A2NC Programmable Logic Array DIP20

5 x ULN2803AG - DARLINGTON TRANSISTOR ARRAY -

PLS159AN Programmable Logic Array PLA SPLD DIP 20

1 x PALCE16V8H-15 PC/4 - EE CMOS Zero-Power 20-Pin Universal Programmable Array

HCPL-3760 - AC/DC to Logic InterfaceOptocouplers - HEWLETT PACKARD

NEC µPA53C UPA53C PA53C 5 Transistor Darlington Array DIP14

PA56C NEC µPA56C UPA56C 7 x Transistor Darlington Array DIP16

1 x MCSR-8KFDN-5 - Programmable Logic IC PLCC84 - ATMEL