Commercial Building Telecommunications Wiring Standard


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EIA568 Bus Description

EIA568 is a commercial Building Telecommunications Wiring Standard using 100 ohm Un-shielded Twisted Pair [UTP], as either Category 3 (16MHz), CAT4 (20MHz) or CAT5 (100MHz). Category 1 and CAT2 are not part of the spec. Category 6 (250MHz), and CAT7 (600MHz) are in the works. Uses 8 wire RJ45.

EIA 569A Standards Over view
{The Siemon Company}

LAN Hardware/Wiring & Installation
{Unsigned}

Color-Code Standards
{Larry F. Byard}

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EIA-568 Connector Pin-Out

Voice: 4-Pair, 100ohm UTP cable. Data: 2-Pair 150ohm STP cable, 2-Fiber optical cable, or 50ohm Coax. The 50 ohm Coax line is not recommended for new designs.
The A, and B 8 pin, 4-pair Telephone (RJ-45) connectors Pinouts are shown below.

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EIA568 Standard Organizations

TIA/EIA-568 Commercial building Telecommunications Wiring Standard
TIA/EIA-569 Commercial Building Standard for Telecommunications Pathways and Spaces
TIA/EIA-570Standard for Residential and Light Commercial Telecommunications Wiring
TIA/EIA-606 Standard for the Telecommunications Infrastructure of Commercial Buildings

Electronic Industries Alliance {EIA}

Telecommunications Industry Association {TIA}

{EIA568 Bus Index}

EIA568 Cable Manufacturers

A listing of UTP [Un-shielded Twisted Pair] cable manufacturers may be found on the cable manufacturers page. {This Site}

{EIA568 Bus Index}

EIA568 Connector Manufacturers

EIA-568 uses 'Telcom' 4 pair (8 wire) RJ45. A listing of RJ45 manufacturers may be found on the connector manufacturers page, under Telcom devices.

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Electronic Engineering Design Key words: EIA-568 Standard, EIA568 Specification, RS568, RS 568, Description, Commercial Building Telecommunications Wiring Standard, Building, Wiring, Pin-Out, PinOut.

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