PCI Express 16-Port RS-232 Serial Interface

Part: 7161e   Model: COMM+16.PCIe

Cable Selection


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The 7161e provides sixteen RS-232 serial ports capable of data rates to 460.8K bps. Each RS-232 port implements all modem control signals for maximum compatibility with a wide range of peripherals. The board is PCI Express X1 compliant and utilizes 16C854 UARTs to provide 128-byte Tx/Rx FIFOs for maximum reliability in data intensive applications.

The board ships with two 36 inch cables that terminate to sixteen DB25M connectors. For DB9M connectors, select the appropriate cable options.

Additional information

Operating Temperature

0°C to 70°C (32°F to 158°F)

Cable Connector(s)

DB25M (16)

Communications Chip



5.5 (L) x 4.4 (W)

Electrical Interface


Humidity Range

10 – 90% Relative Humidity, Non-Condensing

Host Interface(s)

PCI Express

Max Data Distance

50 feet

Max Data Rate

460.8K bps

UART Series

850 UART

Board Connector

Micro DB68 (2)

PC Bracket

Standard Height

# of Ports


RoHS Compliant


Serial Connector(s)


Storage Temperature

-50°C to 105°C (-58°F to 221°F)


7.3728 MHz

  • Compliant with RoHS and WEEE directives
  • 16C854 buffered UARTs with 128-byte FIFOs
  • Data rates to 460.8K bps
  • PCI Express X1 compliant
  • All modem control signals implemented
  • Included, two 36 inch cables terminate to sixteen DB-25M connectors (Item# CA202)

Windows Software

Software: SeaCOM - Windows


Manual 7161e


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