AFCT-57V6NSZ Datasheet, PDF (4/22 Pages) AVAGO TECHNOLOGIES LIMITED – Small Form Factor Pluggable (SFP) LC Optical Transceiver for 1.25GBd Ethernet at Extended Link Lengths (Up to 40km)

Table 4. Transmitter Optical Specifications
Parameter
Spectral Center Wavelength
-20dB Spectral Width
Side Mode Suppression Ratio
Optical Output Power, Average*
Extinction Ratio
Rise/Fall Time**
Total Jitter (TJ)
Optical Waveform
Symbol
l_C
Dl₂₀
SMSR
P_O
ER
Tr/Tf
TJ
-
Disable Optical Output Power
-
† SMF 9/125
†† 20 % - 80 % edge rate without filter
Min
Typ
Max
Unit
1500
1550
1580
nm
-
-
0.5
nm
30
-
-
dB
-4
-
0
dBm
9
-
-
dB
-
-
260
ps
-
-
0.28
UI
Compliant with IEEE 802.3z eye mask (Refer -
to Figure 2)
-
-
-35
dBm
Table 5. Receiver Optical Specifications
Parameter
Spectral Center Wavelength
Symbol
Min
Typ
l_C
1270
-
Max
Unit
1600
nm
Receiver Saturation
Pmax
0
-
.
dBm
Minimum Receiver Sensitivity
Pmin
.
-
-21
dBm
RX_LOS Assert Level
RX_LOS De-assert Level
RX_LOS Hysteresis
Return Loss
LOS_A
-35
-
LOS_D
.
-
LOS_HYS
0.5
2
RL
12
-
.
dBm
-24.5
dBm
.
dB
.
dB
† Receiver sensitivity is measured at the center of the eye for BER=1x10-12 using PRBS 2^7-1
130
100
80
50
20
0
-20
0
22 37.5
62.5 78
100
Normalized Time (% of Unit Interval)
Figure 2. Transmitter Eye Mask