LINE RECEIVER
Line Receiver, 4 Func, 4 Rcvr, BIPolar, CDIP16, CERAMIC, DIP-16
Dual-Line Receiver, Differential Schmitt Trigger, 4-Function, 16-Pin DIP
16-Pin Dual Bus Transceiver, 5V, 4 Functions, DIP16 Package, MIL-STD-883 Class B