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CAB−232MT and CAB−232FC EIA/TIA−232 Serial
Cable Specifications

Document ID: 46800

Introduction
Prerequisites
      Requirements
      Components Used
      Conventions
EIA/TIA−232 Speed and Distance Limitations
Serial Cable CAB−232MT
      EIA/TIA−232 Serial Cable Assembly
      EIA/TIA−232 DTE Cable Pinouts
Serial Cable CAB−232FC
      EIA/TIA−232 DCE Cable Pinouts (DB−60 to DB−25)
Related Information

Introduction

This document provides the technical specifications for the EIA/TIA−232 serial cables.

Prerequisites

Requirements

There are no specific requirements for this document.

Components Used

This document is not restricted to specific software and hardware versions.

The information in this document was created from the devices in a specific lab environment. All of the
devices used in this document started with a cleared (default) configuration. If your network is live, make sure
that you understand the potential impact of any command.

Conventions

For more information on document conventions, see the Cisco Technical Tips Conventions.

EIA/TIA−232 Speed and Distance Limitations

As with all signaling systems, EIA/TIA−232 signals can travel a limited distance at any given bit rate;
generally, the slower the data rate, the greater the distance.

The table below gives the EIA/TIA−232 speed and distance limitations.

Data Rate (Baud)

Distance (Feet)

Distance (Meters)

Summary of Contents for EIA/TIA-232 Serial Cable CAB-232FC

Page 1: ...ed This document is not restricted to specific software and hardware versions The information in this document was created from the devices in a specific lab environment All of the devices used in this document started with a cleared default configuration If your network is live make sure that you understand the potential impact of any command Conventions For more information on document conventio...

Page 2: ...he cable gender for this product part number 72 0793 01 is Male Male mode DTE The CAB 232MT cable is used in the Cisco 7000 family Cisco 4000 series Cisco 3600 series Cisco 2500 series Cisco 1600 series Cisco access servers and AccessPro PC cards This cable has a male DB 60 connector on the Cisco end and a male DB 25 connector on the network end EIA TIA 232 Serial Cable Assembly EIA TIA 232 DTE Ca...

Page 3: ...hield DSR DTR Twisted pair no 11 J2 6 Shield DSR J1 45 Shield Circuit GND Twisted pair no 1 J2 7 Shield Circuit GND J1 33 Shield DCD LL Twisted pair no 12 J2 8 Shield DCD J1 37 Shield TxC NIL Twisted pair no 8 J2 15 Shield TxC J1 38 Shield RxC TxCE Twisted pair no 7 J2 17 Shield RxC J1 44 Shield LL DCD Twisted pair no 2 J2 18 Shield LTST J1 43 Shield DTR DSR Twisted pair no 3 J2 20 Shield DTR J1 3...

Page 4: ...IA TIA 232 DCE Cable Pinouts DB 60 to DB 25 The table below shows the EIA TIA 232 DCE cable pinouts DB 60 to DB 25 Note The arrows indicate signal direction indicates DTE to DCE indicates DCE to DTE 60 Pin Signal Description Direction 25 Pin Signal J1 50 J1 51 MODE_0 GND Shorting group J1 46 Shield GND Single J2 1 Shield GND J1 36 Shield RxD TxD Twisted pair no 9 J2 2 Shield TxD J1 41 Shield TxD R...

Page 5: ...D LL Twisted pair no 12 J2 18 Shield LTST J1 34 Shield DSR DTR Twisted pair no 11 J2 20 Shield DTR J1 38 Shield RxC TxCE Twisted pair no 8 J2 24 Shield TxCE Related Information Technical Support Cisco Systems All contents are Copyright 2006 2007 Cisco Systems Inc All rights reserved Important Notices and Privacy Statement Updated Jan 30 2006 Document ID 46800 ...

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