BUY AM26LS30PC https://www.utsource.net/itm/p/603426.html
Inverting 1.4MHz Switching Regulator in 5-Lead SOT-23; Package: SOT; No of Pins: 5; Temperature Range: 0°C to +70°C
Description: The AM26LS30PC is a Quad Differential Line Receiver designed to meet the requirements of ANSI Standards EIA/TIA-422-B and ITU Recommendation V.11. Features: Low power consumption High speed operation Low input current High noise immunity Low input threshold High common-mode rejection High output current capability TTL compatible outputs High output voltage swing Low propagation delay Low output skew ESD protection Applications: The AM26LS30PC is suitable for use in a variety of applications including: Data transmission systems Local area networks Telecommunications systems Computer systems Industrial control systems Instrumentation systems Automotive systems (For reference only)