PoOnHand will send your inquiry to all specialized distributors.
USB to A Dual Interface RS422 Level Serial UART Adaptor 5V USB 2.0
Descriptions of FTDI USB-COM422-PLUS2 provided by its distributors.
MODULE, DEV, USB-RS422, 2 COM PORT; MCU Supported Families:FT232R, FT2232, FT232BM; Kit Features:Works with USB 1.1 & 2.0 Host and Hub Ports, FIFO: 4KB Transmit Buffer, 4KB Receive Buffer; SVHC:No SVHC (18-Jun-2010); Type:Development;RoHS Compliant: Yes
Newark