IC QUAD LINE TRANSCEIVER, PDSO28, MS-013AE, SOIC-28, Line Driver or Receiver

IC SWITCHED CAPACITOR CONVERTER, 120 kHz SWITCHING FREQ-MAX, PDSO8, MS-012AA, SOIC-8, Switching Regulator or Controller

High Speed, 5 V, 0.1 µF CMOS RS-232 200kBPS Transceiver with 2 Drivers, 2 Receivers, Shutdown and Enable Pins
5 V, ⅛ Load, Slew-Rate Limited, RS-485/RS-422 Transceiver (Half Duplex, 10 Mbps)