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Specifications: Broadcom 440X Fast Ethernet Controller User's Guide

This chapter provides the following information:

10/100BASE-T Cable Specifications

Performance Specifications

Physical Characteristics

Power Requirements

Environmental Specifications


10/100BASE-T Cable Specifications

Port Type Connector Media Maximum Distance
10BASE-T RJ-45 Cat. 3, 4, or 5 UTP 100m (328 feet)
100BASE-T RJ-45 Cat. 5 UTP 100m (328 feet)


Performance Specifications

This following table lists specifications for single-port BCM4401.

Feature Specification
PCI clock 33 MHz maximum
PCI Data/Address 32-bit
PCI data burst transfer rate 132 MB/s(32-bit bus)
PCI modes Master/slave
10/100BASE-T 10/100 Mbps (full-duplex)


Power Requirements

Specification Measurement
Operating voltage +3.3V ± 10%
Power consumption

500 mW max
150 mA @ +3.3VDC


Environmental Specifications

Condition Operating Specification Storage Specification
Temperature 0°C to 55°C (+32°F to +131°F) -40°C to +85°C (-40°F to +185°F)
Relative humidity 5% to 85% (non-condensing)
40°C, 16 hour dwells at extremes
5% to 95% (non-condensing)
10°C/hour
Altitude Up to 10,000 feet Up to 35,000 feet
Shock 10g, 1/2 sine wave, 11 ms 60g, 1/2 sine wave, 11 ms
Vibration, peak to peak displacement 0.005 inches maximum (5 to 32 Hz) 0.1 inch maximum (5 to 17 Hz)
Vibration, peak acceleration 0.25g (5 to 500 Hz)
(Sweep Rate = 1 octave/minimum)
0.25g (5 to 500 Hz)
(Sweep Rate = 1 octave/minimum)


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