The SP3232ECM/TR with SOP-16 RS232 ICs ROHS is a serial-to-PWM interface IC manufactured by HGSEMI. It is designed to provide a low-cost solution for full-duplex data transmission between devices that use different communication protocols. It is capable of automatically converting the RS-232 data to and from the pulse width modulation signals, and is compliant with green RoHS standards. This IC is capable of a transmission rate of up to 115.2kbps, and features an internal 3.3V regulator, a standby pin, a data signal pin, an RTS signal pin, and an opto-isolator. The integrated circuitry supports the EIA-232 standard, and can be used to control a variety of devices, including LED lights, LED displays, and industrial automation systems. It is suitable for use in a wide range of industrial, consumer, and commercial applications.