The GB491 SOP-14 RS-485/RS-422 ICs ROHS manufactured by Guobo Electronics is an integrated circuit designed for data communications in different protocols like RS-485 and RS-422. It is suitable for various communication networks like CANbus, LINbus, TTP, IP, etc. It is RoHS compliant and supports a maximum data rate of 128 kbps. It features short circuit protection, improved EMC performance, and input/output protection up to 15 kV ESD. It features ESD and surge protection of up to 8 kV. The operating temperature range is -40 degrees C to 85 degrees C. The operating voltage range is 4.5V to 5.5V. The pinout of this component is 14 pins with 1V to 7V inputs and 0V to 3V outputs.