Features:
lSupport line rates from 103.125 Gbps to 111.81 Gbps
lDigital Diagnostics Monitoring Interface
lDuplex LC optical receptacle
lUp to 40km reach for SMF
lHot pluggable QSFP28 MSA form factor
lReceiver: 4x25Gb/s SOA+PIN
lTransmitter: cooled 4x25Gb/s LAN WDM EML TOSA (1295.56, 1300.05, 1304.58, 1309.14nm)
lCompliant with QSFP28 MSA with LC connector
lCommercial operating case temperature range: 0~70ºC,industrial temperature range:-40~85ºC
l4x25G electrical interface (OIF CEI-28G-VSR)
|
Absolute Maximum Ratings
|
|
Parameter
|
Symbol
|
Min
|
Max
|
Unit
|
|
Storage Ambient Temperature
|
TSTG
|
-40
|
85
|
℃
|
|
Operating Humidity
|
HO
|
5
|
95
|
%
|
|
Power Supply Voltage
|
Vcc
|
-0.5
|
3.6
|
V
|
|
Damage Threshold, each Lane
|
THd
|
-3
|
|
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
|
|
|
1360
|
mA
|
|
Data Rate,each Lane
|
|
|
25.78125
|
|
Gbps
|
|
Control Input Voltage High
|
|
2
|
|
Vcc
|
V
|
|
Control Input Voltage Low
|
|
0
|
|
0.8
|
V
|
|
Data Rate Accuracy
|
|
-100
|
|
100
|
ppm
|
|
Link Distance with SMF
(without FEC)
|
D1
|
-
|
|
30
|
km
|
|
Link Distance with SMF
(with FEC)
|
D2
|
|
|
40
|
km
|
|
Electrical transmitter Characteristics
|
|
|
Parameter
|
Symbol
|
Min
|
Typical
|
Max
|
Unit
|
Notes
|
|
|
Power Consumption
|
|
|
|
4.0
|
W
|
|
|
|
Overload Differential Voltage pk-pk
|
TP1a
|
900
|
|
|
mV
|
|
|
|
Common Mode Voltage (Vcm)
|
TP1
|
-350
|
|
2850
|
mV
|
|
|
|
Differential Termination
Resistance Mismatch
|
TP1
|
|
|
10
|
%
|
|
|
|
Differential Return Loss
(SDD11)
|
TP1
|
|
|
See CEI-
28G-VSR
Equation
13-19
|
dB
|
|
|
|
Common Mode to Differential
conversion and Differential to
Common Mode conversion
(SDC11, SCD11)
|
TP1
|
|
|
See CEI-
28G-VSR
Equation
13-20
|
dB
|
|
|
|
Stressed Input Test
|
TP1a
|
See CEI-
28G-VSR
Section
13.3.11.2.1
|
|
|
|
|
|
|
Electrical receiver Characteristics
|
|
|
Parameter
|
Symbol
|
Min
|
Typical
|
Max
|
Unit
|
Notes
|
|
|
Differential Voltage, pk-pk
|
TP4
|
|
|
900
|
mV
|
|
|
|
Common Mode Voltage (Vcm)
|
TP4
|
-350
|
|
2850
|
mV
|
|
|
|
Common Mode Noise, RMS
|
TP4
|
|
|
17.5
|
mV
|
|
|
|
Differential Termination
Resistance Mismatch
|
TP4
|
|
|
10
|
%
|
|
|
|
Differential Return Loss
(SDD11)
|
TP4
|
|
|
See CEI-
28G-VSR
Equation
13-19
|
dB
|
|
|
|
Common Mode to Differential
conversion and Differential to
Common Mode conversion
(SDC22, SCD22)
|
TP4
|
|
|
See CEI-
28G-VSR
Equation
13-21
|
dB
|
|
|
|
Common Mode Return Loss
(SCC22)
|
TP4
|
|
|
-2
|
dB
|
|
|
|
Transition Time, 20 to 80%
|
TP4
|
9.5
|
|
|
ps
|
|
|
|
Vertical Eye Closure (VEC)
|
TP4
|
|
|
5.5
|
dB
|
|
|
|
Eye Width at 10-15 probability
(EW15)
|
tr
|
0.57
|
|
|
UI
|
|
|
|
Eye Height at 10-15 probability
(EH15)
|
tf
|
228
|
|
|
mV
|
|
|
|
Optical transmitter Characteristics
|
|
Parameter
|
Symbol
|
Min
|
Typical
|
Max
|
Unit
|
Notes
|
|
Launched Power (avg.)
|
Pavg
|
-2.5
|
|
4.5
|
dBm
|
|
|
Total Output. Power
|
Pout
|
|
|
10.5
|
dBm
|
|
|
OMA, each Lane
|
POMA
|
0.1
|
|
4.5
|
dBm
|
|
|
Difference in Launch Power
between any Two Lanes (OMA)
|
Ptx,diff
|
|
|
3.6
|
dB
|
|
|
Launch Power in OMA minus
Transmitter and Dispersion Penalty
(TDP), each Lane
|
|
-0.65
|
|
|
dBm
|
|
|
Wavelength Assignment
|
λ0
|
1294.53
|
1295.56
|
1296.59
|
nm
|
|
|
λ1
|
1299.02
|
1300.05
|
1301.09
|
|
|
λ2
|
1303.54
|
1304.58
|
1305.63
|
|
|
λ3
|
1308.09
|
1309.14
|
1310.19
|
|
|
TDP, each Lane
|
TDP
|
|
|
2.5
|
dB
|
|
|
Spectral Width(-20dB)
|
∆λ
|
|
|
1
|
nm
|
|
|
Side Mode Suppression Ratio
|
SMSR
|
30
|
|
|
dB
|
|
|
Extinction Ratio
|
ER
|
7
|
|
|
dB
|
|
|
Transmitter OFF Output Power
|
POff
|
|
|
-30
|
dBm
|
|
|
RIN20 OMA
|
RIN
|
|
|
-130
|
Ohm
|
|
|
Output Eye Mask definition
{X1，X2，X3，Y1，Y2，Y3}
|
{0.25，0.4，0.45，0.25，0.28，0.4}
|
|
|
Application
lEthernet 100GBASE-ER4
lInfiniband QDR and DDR interconnects
lClient-side 100G Telecom connections
lDate Center
Standard
lCompliant to IEEE 802.3bm
lCompliant with QSFP28 MSA
lCompliant to SFF-8436
Ordering information
|
Product
|
Specifications
|
|
Pack
|
Rate
(Gbps)
|
Tx
(nm)
|
Po
(dBm)
|
RX
|
Sen
(dBm)
|
Temp
(℃)
|
Reach
(KM)
|
DDM
|
|
100G QSFP28 Transceiver, ER4 40km
|
QSFP28
|
111.81G
|
EML LWDM
|
-2.5~4.5
|
SOA+PIN
|
＜-18.5
|
0~70
|
40
|
Y
|
|
Email
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