5V-Powered, Multichannel RS-232 Drivers/Receivers 5V High-Speed RS-232 Transceivers with 0.1uF Capacitors 5V的高RS - 232收发器与0.1uF电容 Hermetically Sealed. Transistor Output Optocouplers for Analog and Digital Applications 密封。模拟和数字晶体管输出光电耦合器的应用 Receptacle With No Tail 密封。模拟和数字晶体管输出光电耦合器的应用