Sun Quad FastEthernet SBus Adapter Installation and User's Guide

Appendix A Specifications

Physical Dimensions

Table A-1 Physical Dimensions

Dimension 

Measurement 

Length 

5.776 in. (146.71 mm) 

Width 

3.3 in. (83.82 mm) 

Weight 

4.3 oz. (125g) 

Power Requirements

Table A-2 Power Requirements

Specification 

Measurement 

Maximum Power Dissipation 

14 Watts 

Maximum Power Consumption 

2.8 Amps @ 5V 

Voltage Tolerance 

5V +/- 5% 

Ripple 

Maximum 100 mV 

Operational Current 

5V, 2.0 Amps 

Environmental Specifications

Table A-3 Environmental Specifications

Condition 

Operating Specification 

Storage Specification 

Temperature 

0 to 70C (+32 to +131F)

-40 to 75C (-40 to +167F)

Relative Humidity 

5 to 85% non-condensing 

0 to 95% non-condensing 

 

(40C, wet bulb temperature)

40C /hour

Altitude 

-1000 to +15,000 ft. 

-1000 to +50,000 ft. 

Shock 

5g, 1/2 sine wave, 11 msec 

30g, 1/2 sine wave, 11 msec 

Vibration, pk to pk displacement 

0.005 in. max. (5 to 32 Hz) 

0.1 in. max (5 to 17 Hz) 

Vibration, peak acceleration 

0.25g (5 to 500 Hz) 

1.0g (5 to 500 Hz) 

 

(Sweep Rate = 1 octave/min.) 

(Sweep Rate = 1 octave/min.) 

Performance Specifications

Table A-4 Performance Specifications

Specification 

Performance 

Maximum Ethernet Transfer Rate 

10/100 Mbps per channel 

Host Interface 

 

IEEE 1496 SBus master interface with support for 64-bit mode accesses, and an SBus slave interface, at 32-bit mode only. 

Network Interface 

100BASE-TX using Category 5 (data-grade) cable; 

10BASE-T using Category 3 (voice-grade) cable or better 

Single UTP RJ-45 for both 10 and 100 Mbps per channel 

Ethernet Version 

Conforms to IEEE 802.3u 

SBus Burst Sizes 

16/32/64 bytes 

SBus Parity 

Yes 

SBus Clock 

25 MHz max., 16.67 MHz min. 

Max SBus Burst Transfer Rate 

67 (25 MHz), 44.89 (16.67 MHz) Mbytes/sec1

Steady State SBus Transfer Rate 

50 Mbytes/sec2

Max Ethernet Transfer Rate 

12.5 Mbytes/sec per channel 

SBus Data/Address Lines 

D (31:0)/PA (18:0) 

SBus Modes 

Master/Slave 

Capacitance per SBus Signal Line 

<= 20 pF 

SBus Version 

Conforms to IEEE 1496 

1 Assumes 64 Byte Burst and 0 SBus Latency

2 4 Channels Running At Max Ethernet Speed