آی سی SN75189AN معادل آی سی MC1489 است که یک دریافت کننده خط چهارتایی می باشد.

IC:30

Quadruple Line eceiver 14-PDIP 0 to 70
LINE RECEIVER, 5.5V;
Time, Propagation Delay:25ns;
Voltage, Supply Min:4.5V;
Voltage, Supply Max:5.5V;
Case Style:DIP;
No. of Pins:14;
Operating Temperature Range:0°C to +70°C;
Receivers, No. of:4;
Termination Type:Through Hole;
Current, Supply:20mA;
Max Output Current:10mA