optical isolator is a Telecom Parts product. Key specs — Origin: beijing.
Product Description
Model : TY-IC232I Name : RS-232 Serial Port Photoelectric isolator Feature 1.Working mode :port protection, immune to static, surge, GLI 2.Product feature:high voltage photoelectric device, strong anti-jamming technology 3.Connector :RS-232 asynchronous communication, RS-232 connector 4.Electric connector :RS-232, DB9 connector, 6-bit terminal block(three are optional) 5.Isolate voltage :2500V sequence, 7500V impulse 6.
Power supply :high efficiency, serial port electricity stealing technology, TXD, TRS, DTR 7.Communication speed:0-57600bps 8.Delicated, alternate signal, adaptive