Cabletron Systems 9A000 manual C.3 ATM Adapters, C.3.1 Adapter Cabling Specifications, C-19

Models: 9A000

1 180
Download 180 pages 32.99 Kb
Page 145
Image 145
C.3 ATM Adapters

Hardware Specifications

C.3 ATM Adapters

The family of ATM adapters provides a flexible ATM interface for the commu- nications needs of today’s high-speed workstations and personal computers.

C.3.1 Adapter Cabling Specifications

C.3.1.1 Fiber-Optic Cable Specifications

The table below lists the recommended cable specifications for all ATM adapt- ers that use fiber-optic cabling to ensure optimal adapter and switch perfor- mance:

Description

Specification for Multimode Products

 

 

Core Diameter

62.5 ∝m

 

 

Fiber Diameter

125 ∝m

 

 

Wavelength

1310 nm

 

 

Loss Characteristic

~0.5 dB/km

 

 

Connector Style

SC or ST

 

 

Power Budget

11 dB *

 

 

Approximate Distance

2 km

 

 

Transmit Power

-19 dBm (minimum)

 

 

Receive Power

-30 dBm (minimum)

 

 

* If a 50 ∝m core fiber is used, the power budget is derated by 4 dB.

C-19

Page 145
Image 145
Cabletron Systems 9A000 manual C.3 ATM Adapters, C.3.1 Adapter Cabling Specifications, C-19, Hardware Specifications