1-2-4-port RS-232 USB-to-serial converter

U-RS102/ U-RS104 (Ti)


  • Expands 1/24 independent RS-232 serial ports with communication speeds up to 230Kbps

  • USB 1.1 full speed 12Mbps with bus power

  • Compatible with USB2.0 standard

  • Supports to Hot-Swapping and Plug-n-Play function

  • High speed 16C 550 compatible UART controller on-board

  • On-chip hardware auto flow control to guarantee no data loss

  • Built-in Buffer tow channel 64 byte DMA

  • Certified by Microsoft WHQL, CE, FCC approval

  • Support Linux, Microsoft Windows XP and Vista

  • Ready of the Intel and AMD 32/64-bit CPU System


Serial communication

  • Interface RS-232


  • Bus USB 1.0/1.1/2.0 compatible

  • No. of port 1/2/4 ports

  • Port Type DB9 Male

  • IRQ IO Assigned by System

  • FIFO 32 byte UART Receiver FIFO

  • Baud rate up to 230Kbps

  • Flow Control None, Xon/ Xoff, RTS/ CTS

Driver Support

  • Microsoft Windows XP/Vista]32/64-bit^

  • Linux kernel 2.4.x~2.6.x

Regulatory Approvals

  • Hardware CE, FCC

  • Software WHQL

Operation Environment

  • Operation Temperature -10 to 60J

  • Operation Humidity 5 to 95H RH