Lucent Technologies DDM-2000 OC-3, User & Service Manual

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363-206-285
Technical Specifications
10-10 Issue 3 June 2001
Table 10-2. BBF10 LAN Optical Characteristics
Receiver Parameters Symbol Min. Typical Max. Unit
Input Optical Power
(Minimum at Window Edge)
P
IN Min.
(W) –33.5 –31.0 dBm avg.
Input Optical Power
(Minimum at Eye Center)
P
IN Min.
(C) –34.5 –31.8 dBm avg.
Input Optical Power Maximum P
IN Max.
–14.0 –11.8 dBm avg.
Operating Wavelength
λ
1270 1380 nm
Signal Detect - Asserted P
A
P
D
+ 1.5 dB –33.0 dBm avg.
Signal Detect - Deasserted P
D
–45.0 dBm avg.
Signal Detect - Hysteresis P
A
- P
D
1.5 2.4 dB
Signal Detect Assert Time
(off to on)
AS_Max 0 2 100 µs
Signal Detect Deassert Time
(on to off)
ANS_Max 0 5 350 µs
Transmitter Parameters Symbol Min. Typical Max. Unit
Output Optical Power BOL
62.5/125 µm, NA=0.275 Fiber EOL
P
O
–19.0
–20.0 –15.7 –14.0
dBm avg.
Output Optical Power BOL
50/125 µm, NA=0.20 Fiber EOL
P
O
–22.5
–23.5 –20.3 –14.0
dBm avg.
Optical Extinction Ratio 0.05
–50.0
0.2
–35.0 % dB
Output Optical Power at Logic
Low “0” State
P
O
(“0”) –45.0 dBm avg.
Center Wavelength
λ
C
1270 1308 1380 nm
Spectral Width - FWHM
-RMS
∆λ
147
63 nm