Parameter

Symbol

Min.

Typical

Max.

Unit

Notes

Wavelength

λC

1304.5

1311

1317.5

nm

Side mode suppression ratio

SMSR

30

-

-

dB

Average Optical Launch Power

POUT

-1.9

-

4.8

dBm

1

Average launch power of OFF transmitter

POUT_OFF

-

-

-15

dBm

Extinction Ratio

ER

3.5

-

-

dB

Outer Optical Modulation Amplitude (OMAouter)

OMAouter

-

-

5

dBm

Outer Optical Modulation Amplitude (OMAouter)

for TDECQ <1.4 dB

for 1.4 dB ≤TDECQ ≤3.4 dB

OMAouter

1.1

-0.3+ TDECQ

-

-

dBm

Transmitter and dispersion eye closure

TDECQ

-

-

3.4

dB

Transmitter eye closure for PAM4 (TECQ)

TECQ

-

-

3.4

dB

| TDECQ - TECQ |

-

-

-

2.5

dB

Over/under-shoot

-

-

-

22

%

Transmitter power excursion

-

-

-

2.8

dBm

RIN15.6OMA

RIN

-

-

-136

dB/Hz

Optical return loss tolerance

ORLT

-

-

15.6

dB

Transmitter transition time

-

-

17

ps

Transmitter reflectance

TR

-

-

-26

dB

Parameter

Symbol

Min.

Typical

Max.

Unit

Notes

Wavelength

λC

1304.5

1311

1317.5

nm

Damage Threshold

5.8

-

-

dBm

Average receive power

-8.2

-

4.8

dBm

1

Receive power (OMAouter)

RP

-

-

5

dBm

Receiver reflectance

RR

-

-

-26

dB

Receiver sensitivity (OMAouter) for TECQ < 1.4 dB

for 1.4 dB≤ TECQ ≤3.4 dB

RS

-

-

-6.1

-7.5+ TECQ

dBm

Stressed receiver sensitivity

SRS

-

-

-4.1

dBm

2

Stressed Receiver Sensitivity Test Conditions:

-

-

-

Stressed eye closure for PAM4 (SECQ)

SECQ

-

-

3.4

dB

Parameter

Range

Accuracy

Unit

Calibration

Temperature

0 to 70

±3

ºC

Internal

Voltage

0 to VCC

±3%

V

Internal

Tx Bias Current

0 to 100

±10%

mA

Internal

Tx Output Power

-1.9 to +4.8

±3

dB

Internal

Rx Receive Power

-8.2 to +4.8

±3

dB

Internal

Part Number

Application

Data Rate

Laser Source

Fiber Type

LNK-QSFP28-LR1-10

100GBASE-LR1

100GE (53.125 GBd)

1311nm EML

SMF