Part# 3551


PC/104 RS-232 Serial Interface


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The 3551 PC/104 serial interface provides one RS-232 port capable of data rates to 460.8K bps. The board implements all modem control signals for maximum compatibility with a wide range of peripherals. The 3551 utilizes a 16C850 UART to provide 128-byte Tx/Rx FIFOs for maximum reliability in data intensive applications. Ordering options allow the choice of UARTs for custom baud rates and 9-bit protocols.

Sealevel's SeaCOM software makes installation and operation easy using Microsoft Windows and Linux operating systems.

Note: This item has a minimum order quantity (MOQ) of 25 units.
Host Interface PC/104
# of Ports 1
Electrical Interface RS-232
RoHS Yes
UART Series 850 UART
Communications Chip 16C850
Max Data Rate 460.8K bps
Max Data Distance 50 feet
Operating Temperature 0 - +70C
Extended Temperature Call for Options
Storage Temperature -50 - +105C
Humidity Range 10 - 90% Relative Humidity, Non-Condensing
  • • Compliant with RoHS and WEEE directives
  • • 16C850 buffered UART with 128-byte FIFOs
  • • Data rates to 460.8K bps
  • • All modem control signals implemented
  • • 10-pin vertical header connector (right-angle connector available for OEM opportunities)

DB9 to DB25 Serial Cable
DB9 to DB25 Serial Cable


DB9 Serial Extension Cable
DB9 Serial Extension Cable


Modular Adapter
Modular Adapter


PC/104 Adapter
PC/104 Adapter


Terminal Block
Terminal Block


10-Pin IDC to DB9M Cable
10-Pin IDC to DB9M Cable


PC/104 Hard Drive Adapter
PC/104 Hard Drive Adapter


Terminal Block Kit
Terminal Block Kit


Proudly Made in the USA
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