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PA I R E D C A B L E S 197

Individually Shielded Pairs with Overall Foil/Braid Shield
Cable Characteristics

Attenuation Rise Time
8162
10.0
8162 8185
8.0 8185 5000
6.0 4000 9902
9902 3000
4.0
Attenuation (dB/100 Ft.) 2.0 Transmission Distance (Ft.) 2000

1.0
1000
0.7
0.5
0.3 500
0.2 400
300
0.1
0.1 0.2 0.3 0.5 1.0 2.0 3.0 4.0 5.0 10.0 20.0 30.0 40.0 50.0 200
Frequency (MHz)
100
0.1 0.2 0.3 0.4 0.5 1.0 2.0 3.0 4.0 5.0 10.0
0 to 50% Rise Time (Microseconds)

Cables are terminated in their characteristic impedance. Signal source electrical
Bit Rate characteristics: 50 ohms and 10% to 90% rise time less than 5 nanoseconds.

5000
4000
3000
Transmission Distance (Ft.) 1000 Paired Cable
2000

500
400
9902
300 8162
8185
200
100
0.1 0.2 0.3 0.4 0.5 1.0 2.0 3.0 4.0 5.0 10.0
Bit Rate (Megabits/Sec.)
Charts assume 5% peak-to-peak time jitter as determined by eye pattern
measurements of pseudorandom NRZ code.

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