Absolute Maximum Ratings
|
Parameter
|
Symbol
|
Min
|
Max
|
Unit
|
|
Storage Ambient Temperature
|
TSTG
|
-40
|
85
|
℃
|
|
Operating Humidity
|
Ho
|
5
|
95
|
%
|
|
Power Supply Voltage
|
Vcc
|
-0.3
|
4
|
V
|
|
Signal Input Voltage
|
|
Vcc‑0.3
|
Vcc +0.3
|
V
|
|
Damage Threshold, each Lane
|
TH
|
|
5.5
|
dBm
|
Recommended Operating Conditions
|
Parameter
|
Symbol
|
Min
|
Typical
|
Max
|
Unit
|
|
Operating Case Temperature
|
Tc
|
0
|
|
70
|
℃
|
|
Power Supply Voltage
|
Vcc
|
3.135
|
3.3
|
3.465
|
V
|
|
Power Supply Current
|
Icc
|
|
|
1060
|
mA
|
|
Data Rate,each Lane
|
|
|
25.78125
|
|
Gbps
|
|
Link Distance with SMF
|
D
|
|
|
10
|
km
|
Optical transmitter Characteristics
|
Parameter
|
Symbol
|
Min
|
Typical
|
Max
|
Unit
|
Notes
|
|
Launched Power (avg.)
|
Pavg
|
-6.5
|
|
2.5
|
dBm
|
|
|
Total Output. Power
|
Pout
|
|
|
8.5
|
dBm
|
|
|
OMA, each Lane
|
POMA
|
-4
|
|
2.5
|
dBm
|
|
|
TDP, each Lane
|
TDP
|
|
|
3
|
dB
|
|
|
Wavelength Assignment
|
λ0
|
1294.53
|
1295.56
|
1296.59
|
nm
|
|
|
λ1
|
1299.02
|
1300.05
|
1301.09
|
nm
|
|
|
λ2
|
1303.54
|
1304.58
|
1305.63
|
nm
|
|
|
λ3
|
1308.09
|
1309.14
|
1310.19
|
nm
|
|
|
Spectral Width(-20dB)
|
Δλ
|
|
|
1
|
nm
|
|
|
Side Mode Suppression Ratio
|
SMSR
|
30
|
|
|
dB
|
|
|
Extinction Ratio
|
ER
|
3
|
|
|
dB
|
|
|
Transmitter OFF Output Power
|
Poff
|
|
|
-30
|
dBm
|
|
|
Differential Line Input Impedance
|
RIN
|
|
|
-130
|
Ohm
|
|
|
Output Eye Mask definition {X1, X2, X3, Y1, Y2, Y3}
|
{0.31, 0.4, 0.45, 0.34, 0.38, 0.4}
|
|
|
|
|
|
|
Output Eye Diagram
|
|
Compliant with IEEE802.3ae eye mask
|
|
|
|
|
Optical receiver Characteristics
|
Parameter
|
Symbol
|
Min
|
Typical
|
Max
|
Unit
|
Notes
|
|
|
Receiver Sensitivity
|
S
|
|
|
-11.5
|
dBm
|
1
|
|
|
Stressed Receiver Sensitivity (OMA), each Lane
|
|
|
-7.3
|
dBm
|
|
|
|
|
Average Receive Power, each lane
|
|
‑11.5
|
|
2.5
|
dBm
|
|
|
|
Receive Power (OMA), each lane
|
|
|
|
2.5
|
dBm
|
|
|
|
Receiver Electrical 3 dB upper Cutoff Frequency, each Fc Lane
|
Fc
|
|
|
31
|
GHz
|
|
|
|
Optical Power Input Overload
|
Pᵢₙ₋ₘₐₓ
|
4.5
|
|
|
dBm
|
|
|
|
LOS
|
Optical De‑assert
|
Pd
|
|
‑14
|
|
dBm
|
|
|
Optical Assert
|
Pa
|
|
‑16
|
|
dBm
|
|
|
LOS Hysteresis
|
LOSH
|
0.5
|
|
2
|
dB
|
|
|
|
Vertical Eye Closure Penalty
|
VECP
|
1.9
|
|
|
dB
|
|
|
|
Stressed Eye J2 Jitter
|
J2
|
0.33
|
|
|
UI
|
|
|
|
Stressed Eye J4 Jitter
|
J4
|
0.48
|
|
|
UI
|
|
|
Notes:
1. Measured with a PRBS 2³¹‑1 test pattern, @25.78Gb/s, BER<5×10⁻⁵
English 
