PCIe/104 8-port RS-232/422/485 with 3kV isolation

  • Description
  • Specifications
  • Ordering Guide

XT/E104-OPT4/8 is a RS-232/422/485 serial card offer advantages such as rapid data transfer, high reliability and reduced costs due to the stacking nature of the PC/104 form factor. The XT/E104-OPT8 maximizes ruggedness by adding 3 kV optical isolation to protect your industrial and embedded applications.

XT/E104-OPT4/8 includes a fractional baud rate generator that matches almost any baud rate accurately.  Additionally, it offers large 256 byte FIFO buffers, 9-bit data support, and is suitable for -40 to 85°C operating environments.

Providing longevity for military, aerospace, medical, instrumentation and industrial control, XT/E104-OPT4/8 is the ideal choice for your critical applications.

Number of serial ports XT/E104-OPT4 – 4-ports
XT/E104-OPT8 – 8-ports
UART Type Octal PCI Express UART with 256 byte transmit and receive FIFO buffers
Protocol RS-232, RS-422, RS-485 (jumper selected)
Optical Isolation 3 kV DC, 2.1 kV AC RMS optical isolation protection per port
Control Signals RS-232: TxD, RxD, RTS, CTS, SG (Signal Ground)
RS-422/485: TxD+/-, RxD+/-, RTS+/-, CTS+/-, SR (Signal Return)
Maximum baud rate RS-232: 50 bps to 1 Mbps
RS-422/485: up to 7.8125 Mbps
Bus PCIe/104
Dimensions 90 x 96 mm
Power supply +5VDC ±5% @ 1A max.
Operating Temperature -40 to +85°C


Model Description
XFG002-01 PCIe/104 8-port RS-232/422/485 with 3kV isolation and DB-9 cables (XT/E104-OPT8)
XFG001-01 PCIe/104 4-port RS-232/422/485 with 3kV isolation and DB-9 cables (XT/E104-OPT4)