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Average Optical Power per Lane

TXPx

-8.4

2.4

dBm

Optical Power OMA per Lane

TxOMA

-6.4

3

dBm

Launch Power [OMA] minus

TDEC per Lane

P-TDEC

-7.3

dBm

TDEC per Lane

TDEC

4.3

dBm

Optical Extinction Ratio

ER

2

dB

Optical Return Loss Tolerance

ORL

12

dB

Encircled Flux

FLX

>86% at 19 um

<30% at 4.5 um

dB

Average Launch Power of OFF

Transmitter, per Lane

-30

dBm

Transmitter Eye mask definition

{X1, X2, X3, Y1, Y2, Y3}

{0.3,0.38,0.45,0.35,0.41,0.5}

2

Receiver Section:

Signaling Speed per Lane

25.78125 ± 100ppm

Gb/s

3

Center Wavelength

λr

840

860

nm

Damage Threshold

DT

3.4

dBm

Average Receive Power per

Lane

RXPx

-10.3

2.4

dBm

Receive Power (OMA) per Lane

RxOMA

3

dBm

Receiver Reflectance

Rfl

-12

dB

Stressed Sensitivity (OMA)

SRS

-5.2

dBm

4

Stressed Conditions:

Stressed Eye Closure

SEC

4.3

dB

Stressed Eye J2 Jitter

J2

0.39

UI

Stressed Eye J4 Jitter

J4

0.53

UI

OMA of each aggressor lane

3

dBm

Stressed Receiver Eye Mask

Definition {X1, X2, X3, Y1, Y2,

Y3}

{0.28,0.5,0.5,0.33,0.33,0.4}

5

Los De-Assert

LOSD

-13

dBm

Los Assert

LOSA

-30

dBm

Los Hysteresis

LOSH

0.5

2

dB

Note:

1. Transmitter consists of 4 lasers operating at a maximum speed of 25.78125Gb/s ±100ppm each.

2. Hit Ratio 1.5 x 10-3 hits/sample.

3. Receiver consists of 4 photo detectors operating at a maximum speed of 25.78125Gb/s±100ppm each.

4. Minimum value is informative only and not the principal indicator of signal strength.

5. Hit Ratio 5 x 10-5 hits/sample



General Specifications