10km 100GBASE-LR4&OTU4 QSFP28 Optical Transceiver Module

Description

ETSC’s MD95LD100 module are designed for 10km optical communication applications, and it is compliant to IEEE 802.3ba for 100GE Ethernet and ITU-T 4I1-9D1F for OTU-4. This module contains 4-lane optical transmitter, 4-lane optical receiver and module management block including 2 wire serial interface. The optical signals are multiplexed to a single-mode fiber through an industry standard LC connector.

Features

  • QSFP28 MSA compliant
  • Compliant to IEEE 802.3ba 100GBASE-LR4 and OTN OTU4 4I1-9D1F
  • Digital diagnostic monitoring support
  • Hot pluggable 38 pin electrical interface
  • 4 LAN-WDM lanes MUX/DEMUX design
  • 4x25G & 4x28G electrical interface
  • Maximum power consumption 4W
  • LC duplex connector
  • Supports 103.125Gb/s and 111.81Gb/s aggregate bit rate
  • Up to 10km transmission on single mode fiber
  • Operating case temperature: 0℃ to 70℃
  • Single 3.3V power supply
  • RoHS 2.0 compliant

Applications

  • 100GBASE-LR4 Ethernet
  • OTN OTU4 4I1-9D1F
  • Telecom networking
  • Data Center Interconnect
  • Enterprise networking

Absolute Maximum Ratings

It has to be noted that the operation in excess of any individual absolute maximum ratings might cause permanent damage to this module.

Parameter

Symbol

Min

Typ

Max

Unit

Notes

Maximum Supply Voltage

Vcc

-0.5

3.3

3.6

V


Storage Temperature

Ts

-40


85


Relative Humidity

RH

5


85

%

1

Damage Threshold, each lane

THd

5.5



dBm


Notes
  1. Non-condensing

Operating Environments

Electrical and optical characteristics below are defined under this operating environment, unless otherwise specified.

Parameter

Symbol

Min

Typ

Max

Unit

Supply Voltage

Vcc

3.135

3.3

3.465

V

Case Temperature

Top

0


70

Link Distance with G.652


0.002


10

km

Electrical Characteristics

Parameter

Symbol

Min

Typ

Max

Unit

Note

Power dissipation




4

W


Supply Current

Icc



1.1544

A

Steady state

Transmitter

Data Rate, each lane



25.78125

27.9525


Gbps


Differential input Voltage swing

Vin, pp



900

mV

At 1 MHz

Transition time

Trise/Tfall

10



ps

20%~80%

Differential Termination Re-

sistance Mismatch




10

%


Eye width

EW15

0.46



UI


Eye height

EH15

95



mV


Receiver

Data Rate, each lane



25.78125

27.9525


Gbps


Differential Termination Re-

sistance Mismatch




10

%

At 1 MHz

Differential output voltage swing

Vout, pp



900

mVpp


Common Mode Noise, RMS

Vrms



17.5

mV


Transition time

Trise/Tfall

12



ps

20%~80%

Eye width

EW15

0.57



UI


Eye height

EH15

228



mV


Optical Characteristics

100GBASE-LR4 Operation (EOL, TOP = 0 to +70℃, VCC = 3.135 to 3.465 Volts)

Parameters

min

type

max

Unit

Note

Transmitter

Signaling Speed per Lane

25.78125 ± 100 ppm

Gb/s


Transmit wavelengths

1294.53


1296.59

nm


1299.02


1301.09


1303.54


1305.63


1308.09


1310.19


Total Average Launch Power



10.5

dBm


Average launch power, each lane

-4.3


4.5

dBm


Optical Modulation Amplitude (OMA), each lane

-1.3


4.5

dBm


Extinction Ratio (ER)

4



dB


Side-Mode Suppression Ratio (SMSR)

30



dB


Launch power in OMA minus TDP, each lane

-2.3



dBm


Transmitter and Dispersion Penalty (TDP), each lane



2.2

dB


Transmitter reflectance



-12

dB


Transmitter eye mask definition {X1, X2, X3, Y1, Y2, Y3}

{0.25, 0.4, 0.45, 0.25, 0.28, 0.4}


1

Receiver

Signaling Speed per Lane

25.78125 ± 100 ppm

Gb/s


Receive wavelengths

1294.53


1296.59

nm


1299.02


1301.09


1303.54


1305.63


1308.09


1310.19


Average receiver power, each lane

-10.6


4.5

dBm


Receiver power, each lane (OMA)



4.5

dBm


Channel power difference



5.5

dB


Damage threshold, each lane

5.5



dBm


Receiver sensitivity (OMA), each lane



-8.6

dBm

2

Stressed receiver Sensitivity (OMA) , each lane



-6.8

dBm

2

LOS Assert

-26



dBm


LOS Deassert



-13

dBm


LOS Hysteresis

0.5



dB


Receiver reflectance



-26

dB


Vertical eye closure penalty, each lane


1.8


dB


Stressed eye J2 Jitter, each lane


0.3


UI


Stressed eye J9 Jitter, each lane


0.47


UI


Notes
  1. Hit ratio 5 × 10-5
  2. Sensitivity is specified at BER@1E-12 without FEC.

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