Product Features
OSFP Serial Optical Interface
●4x100G PAM4 retimed 400GAUI-4 electrical interface
● Active Optical cable
●4 channel VCSEL arrays and 4 channels PIN photo detector arrays
●Maximum link length of 60m on OM3 or 100m on OM4
OSFP MSA Compliant
●Hot Pluggable OSFP form factor
● Compliant to OSFP Module Specification Rev 5.0
●Compliant with CMIS 5.2
Support Protocol
●Compliant with IEEE 802.3db
●Compliant to IEEE 802.3ck
Low Power Consumption
●Less than 8W in temperature range of 0 to 70℃
Applications
● 400GBASE-SR4 400G Ethernet
●Data center
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Absolute Maximum Ratings
|
Parameter |
Symbol |
Min |
Max |
Unit |
|
Storage Temperature |
Ts |
-40 |
85 |
.C |
|
Case Operating Temperature |
Top |
0 |
70 |
.C |
|
Relative Humidity (non-condensation) |
RH |
15 |
85 |
% |
|
Supply Voltage |
Vcc |
-0.5 |
3.6 |
V |
|
Receiver Damage Threshold, per Lane |
PRdmg |
5 |
dBm |
Recommended Operating Conditions
|
Parameter |
Symbol |
Min |
Max |
Unit |
|
Operating Case Temperature |
Top |
0 |
70 |
.C |
|
Relative Humidity(non-condensing) |
RH |
15 |
85 |
% |
|
Power Supply Voltage |
Vcc |
3.135 |
3.465 |
V |
|
Total Power Consumption |
Pc |
- |
8 |
W |
|
Supply Current per end |
2.55 |
A |
||
|
Bit Rate |
BR |
425 |
Gbps |
|
|
Fiber Length on OM3 MMF |
60 |
m |
||
|
Fiber Length on OM4 MMF |
100 |
m |
||
|
I2C Clock Frequency |
0 |
400 |
kHz |
Notes:
1. Under condition of 3.465V operating supply voltage, and 70℃case temperature
Transmitter Optical Interface
|
Parameter |
Symbol |
Min |
Typical |
Max |
Unit |
|
|
Data rate per lane |
DR |
53.125 |
GBd |
|||
|
Modulation format |
PAM4 |
|||||
|
Center Wavelength1 |
λ |
840 |
860 |
868 |
nm |
|
|
RMS spectral width |
σ |
0.6 |
nm |
|||
|
Average Launch power, each lane |
Pavg |
-4.6 |
4 |
dBm |
||
|
Optical Power OMA, each Lane ,max |
POMA |
3.5 |
dBm |
|||
|
OMAouter, each lane min |
max (TECQ, TDECQ) <1.8 dB |
max [-2.6 , max(TECQ,TECQ) –4.4] |
dBm |
|||
|
1.8 < max (TECQ, TDECQ) < 4.4 dB |
||||||
|
Transmitter and dispersion eye closure (TDECQ), each lane |
TDECQ |
4.4 |
dB |
|||
|
Transmitter eye closure for PAM4 (TECQ), each lane |
TECQ |
4.4 |
dB |
|||
|
Extinction ratio |
ER |
2.5 |
dB |
|||
|
Transmitter power excursion, each lane |
2.3 |
dBm |
||||
|
Optical Return Loss Tolerance |
ORLT |
14 |
dB |
|||
|
Optical Power for TX DISABLE |
-30 |
dBm |
||||
|
Encircled fluxb2 |
≥86% at 19 um ≤30% at 4.5 um |
|||||
Notes:
1. Defined according to the performance of the laser used.
2. Measured into type A1a.2 or type A1a.3, or A1a.4, 50 um fiber, in accordance with IEC 61280-1-4
Receiver Optical Interface
|
Parameter |
Symbol |
Min |
Typical |
Max |
Unit |
|
|
Data rate per lane |
BR |
53.125 |
Gbd |
|||
|
Modulation format |
PAM4 |
|||||
|
Center Wavelength1 |
λ |
842 |
885 |
948 |
nm |
|
|
Damage threshold |
5 |
dBm |
||||
|
Average receive power, each lane |
-6.4 |
4 |
dBm |
|||
|
Receive power, each lane (OMAouter) |
dBm |
|||||
|
Receiver reflectance |
Rr |
dB |
||||
|
Receiver sensitivity, each lane1 |
RS = max (-4.6, TECQ –6.4) |
dBm |
||||
|
Stressed receiver sensitivity, each lane |
-2 |
dBm |
||||
|
Rx LOS |
Assert |
-15 |
dBm |
|||
|
De-assert |
-7.5 |
dBm |
||||
|
Hysteresis |
0.5 |
5 |
dB |
|||
Notes:
1. Receiver sensitivity is informative and is defined for a transmitter with a value of TECQ.Measured with conformance test signal at TP3for BER = 2.4E-4 Pre-FEC.
Ordering Information
|
Part Number |
Description |
|
OSFP-400G-SR4 |
400G OSFP SR4,MPO12,100m, 850nm,MMF |
FAQ
Q: What kind of connectors does 400G OSFP SR4 use?
Q: What kind of data rates can 400G OSFP SR4 support?
