The HT3232EDRSZ is an RS232 IC made by HTCSEMI. It features a SSOP16 package and is RoHS compliant. This chip has multiple integrated functions including Serial Line Interface, Transmit and Receive Buffers, Line Control Logic, Drivers, Receivers, and FCI Transceivers. It also has built-in circuitry for error checking and auto wake-up. This integrated circuit comes with an extended temperature range of -40 to +85 C, making it suitable for a wide range of applications. Furthermore, it is designed to support low power consumption, making it suitable for battery-powered devices.