10G SFP+ LR Optical Transceiver

Parameter
Unit
Min.
Typical
Max.
Notes
Transmitter
TX Central Wavelength
nm
1260
1310
1355
Spectral Width (-20dB)
nm
1
Side Mode Suppression Ratio (SMSR)
dB
30
Mean Launched Power
dBm
-8.2
0.5
Mean Launched Power (OMA)
dBm
-5.2
Mean Launched Power (TX Off)
dBm
-45
Extinction Ratio
dB
3.5
Optical Return Loss Tolerance
dB
12
Transmitter and dispersion Penalty
dB
3.2
Transmitter Mask (PRBS231-1@10.3125G)
Compliant With IEEE Std 802.3ae
Receiver
Receive Wavelength
nm
1260
1310
1565
Sensitivity (PRBS231-1@10.3125G, ER=6, BER<10-12)
dBm
-14.4
Sensitivity (PRBS231-1@10.3125G, OMA, BER<10-12)
dBm
-12.6
Saturation (PRBS231-1@10.3125G, ER=6, BER<10-12)
dBm
0.5
Loss of signal De-assert Level
dBm
-15
Loss of signal assert Level
dBm
-30
LOS Hysteresis
dB
0.5
Electrical Interface Characteristics
Data Input Swing Differential/TX
mV
200
-
2000
Data Output Swing Differential/RX
mV
400
1600
Data Differential Impedance
Ω
90
100
110
LVTTL Output High
V
2.4
Vcc
LVTTL Output Low
V
0
0.4
LVTTL Input High
V
2.0
Vcc+0.3
LVTTL Input Low
V
0
0.8
Timing Characteristics
LOS Assert Time (TLOSA)
us
100
LOS De-assert Time (TLOSD)
us
100