CorpThe HD3221ECA is a RS232 integrated circuit (IC) with SSOP-16 packaging manufactured by Broadic Corp. This IC is part of the Broadic family of high speed, low power products, and it is designed to provide an interface for processing and controlling RS232 communication in many different applications. It is compliant with the current RoHS standards. Its features include many standard hardware and software features such as hardware flow control, 128-byte FIFO buffer for low-speed transmission, baud rate switching, 16C450 compatibility, and low power consumption. It is also EMI and ESD immunity with an adjustable input range of 0 to 5V. This IC is suitable for applications such as industrial and automotive equipment, consumer electronics, test and measurement systems, telecommunication and networking, and more.