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OA211 - OR/AND circuit providing the logical function
PA20-16-1PD3 - 20 pin PLCC Auto-eject Dead-Bug socket
ON222 - ON222 is an OR / NAND circuit providing the logical function Q = NOT (A+B).(C+D).(E+F)
ON21 - OR / NAND circuit providing the logical function Q = NOT
AN222 - AND/NOR circuit providing the logical function
AN321 - AND / NOR circuit providing the logical function
PA20-16-1PD6 - 20 pin PLCC Auto-eject Dead-Bug socket
ON322 - ON322 is an OR / NAND circuit providing the logical function Q = NOT [ (A+B+C).(D+E).(F+G) ]
PA20-16-1PZ6 - 20 pin PLCC Auto-eject Dead-Bug socket
MK50H28 - MULTI LOGICAL LINK FRAME RELAY CONTROLLER
ON22 - OR / NAND circuit providing the logical function Q = NOT
PA44-QP - 44 pin QFP socket/44 pin PLCC plug
PA20-16-1PZ3 - 20 pin PLCC Auto-eject Dead-Bug socket