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IBM 8265: Planning and Site Preparation Guide
Optical Specifications
Frequency
155.52 MHz
Wavelength (
l)
1300 nm
Singlemode: 1261 min / 1360 max
Multimode: 1270 min / 1380 max
Optical Power
Table 43. Optical Specifications for OC3 and STM-1 Daughter Cards (ATM Forum V3.0)
Cable Type
Maximum
(dBm)
Minimum
(dBm)
Power
Budget
(dBm)
Max Length
Singlemode 9/125 micron
Transmitter Power
-8
-15
14
20 km
(12.4 miles)
Receiver Sensitivity
1
-8
-29
Multimode 50/125 micron
Transmitter Power
-14
-22.5
7.5
2 km
(1.24 miles)
Receiver Sensitivity
1
-14
-30
Multimode 62.5/125 micron
Transmitter Power
-14
-19
11
2.2 km
(1.36 miles)
Receiver Sensitivity
1
-14
-30
1
The range over which the receiver is guaranteed to provide output data with a
Bit Error Ratio (BER) better than or equal to 2.5 x 10
-10
.
Summary of Contents for 8265
Page 1: ...8265 Nways ATM Switch Planning and Site Preparation Guide GA33 0460 0 IBM...
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