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Digi 77000434

Digi ClassicBoard - ISA, 8 RS-232 serial ports, DB-9, DB-25 or RJ45 connectors, Supports speeds up to 460.8 Kbps, 32-bit PCI slot, Full-duplex operation, Multi-strike surge suppression on every signal, 16C654 UARTs providing automatic flow control and 64-byte FIFO, Supports auto configuration of all PCI interrupts

Full specifications (PDF)

RS-232 and RS-422 models with PCI and ISA bus support for cabling flexibility
Digi's ClassicBoard provides an array of ISA and PCI based options to meet your serial expansion needs. They feature 4 or 8-Port RS-232 and RS-422 models for cabling flexibility, delivering an optimum throughput up to 460.8 Kbps. Every signal is safeguarded by built-in surge protection, which ensures that electrical interference, power surges or brown-outs do not interfere with the system operation. Installation is easy because there are no DIP switches or jumpers to set. They offer an ideal solution for connecting cash registers, print receipt devices, scanners and other peripheral devices in retail POS systems.
Digi 77000434 Overview

The ClassicBoard provides an array of ISA based options to easily meet your serial expansion needs. The eight-port RS-232 model is available with a choice of DB-25, DB-9 or RJ-45 connectors.

Full specifications (PDF)

Technical Information
Host Interface:
Maximum Data Transfer Rate:
460.80 kbit/s
UART Type:
Platform Supported:
Ports Expandability:
  • 8 x DB-9 RS-232 - Serial, Via Cable (Optional)
  • 8 x DB-25 RS-232 - Serial, Via Cable (Optional)
  • 8 x RJ-45 RS-232 - Serial, Via Cable (Optional)
Physical Characteristics
Form Factor:
Plug-in Card
875 mil
Weight (Approximate):
5 oz
Additional Information:
  • Air movement: 30 CFM forced
  • Supports three modes for backward compatibility with legacy Digi, StarGate and Arnet products
  • Surge protection on all signals
System Requirements:
  • One 16-bit slot

Supported Operating System:

  • DOS
  • Microsoft Windows 95
  • Microsoft Windows 98
  • Microsoft Windows Me
  • Microsoft Windows 2000
  • Microsoft Windows NT
  • Linux ( Driver software on operating system)
  • OS/2 ( Legacy driver support only)
  • QNX ( Driver software on operating system)
  • SCO Open Server ( Driver software on operating system)
Limited Warranty:
5 Year
Item Numbers
GTIN: 0663072913052
UPC: 663072913052
EAN: 0663072913052
UNSPSC: 43201407

The Digi 77000434 is also known as DIG-77000434 .