Finisar FTLX1341E2 manual V. General Specifications, Optical Specifications, Twdp, Tx j, RIN 20OMA

Models: 10GBASE-LRM X2 FTLX1341E2

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Optical Specifications

FTLX1341E2 Product Specification – October 2008

Optical Specifications

 

Parameter

 

Symbol

Min

Typ

 

Max

Unit

Ref.

 

Transmitter

 

 

 

 

 

 

 

 

 

 

 

 

Optical Modulation Amplitude (OMA)

 

POMA

-4.5

 

 

+1.5

 

dBm

 

 

 

Average Launch Power

 

PAVE

-6.5

 

 

+0.5

 

dBm

 

 

 

Peak Launch Power

 

PMAX

1260

 

 

+3

 

dBm

 

 

 

Optical Wavelength

 

λ

 

 

1355

 

nm

 

 

 

 

 

λrms

 

 

 

2.4

 

 

1

 

 

 

 

@1260nm

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

λrms @

 

 

 

 

See Figure

 

 

 

 

Spectral Width

 

1260nm-

 

 

 

 

nm

 

 

 

 

 

 

 

2

 

 

 

 

 

1300nm

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

λrms @

 

 

 

4

 

 

 

 

 

 

 

1300nm-

 

 

 

 

 

 

 

 

 

 

1355nm

3.5

 

 

 

 

 

 

 

 

 

Optical Extinction Ratio

 

ER

 

 

 

 

 

dB

 

 

 

Optical Eye Mask Margin

 

 

0

 

 

 

 

 

%

2

 

 

Transmitter Waveform Dispersion

 

TWDP

 

 

 

4.7

 

dB

3

 

 

Penalty

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Average Launch Power of OFF

 

POFF

 

 

 

-30

 

dBm

 

 

 

Transmitter

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Uncorrelated Jitter [rms]

 

Txj

 

 

 

0.033

 

UI

 

 

 

Relative Intensity Noise

 

RIN20OMA

30

 

 

-128

 

dB/Hz

 

 

 

Encircled Flux

 

<5μm

 

 

 

 

 

%

 

 

 

 

<11μm

81

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Tramsmitter Reflectance

-12

dB

 

Receiver

 

 

 

Overload in OMA

+1.5

dBm

4

Comprehensive Stressed Receiver

Precursor

 

 

-6.5

dBm

Symmetrical

 

 

-6.0

Sensitivity (OMA) @ 10.3125Gb/s

 

 

Postcursor

1260

 

-6.5

 

 

 

 

Optical Center Wavelength

λC

 

1355

nm

Receiver Reflectance

Rrx

 

 

-12

dB

Signal Detect Deassert Level

PSDD

-25.0

 

-14.4

dBm

Signal Detect Assert Level

PSDA

 

 

dBm

Signal Detect Hysteresis

PSDH

0.5

1.5

 

dB

Notes:

 

 

 

 

 

1)Maximum RMS spectral width as specified by Figure 68-3 in IEEE802.3aq -2006

2)Optical eye mask per IEEE802.3aq -2006.

3)TWDP is calculated using the Matlab code provided in clause 68.6.6.2 of IEEE802.3aq -2006

4)Receiver overload specified in OMA and under the worst comprehensive stressed condition.

V.General Specifications

Optical Interface Standard Specifications

Fiber Type

850nm OFL Bandwidth

Symbol

Distance

Units

 

 

 

[1]

 

 

 

 

 

 

62.5μm

“FDDI” 160MHz/km

Lmax

220

m

OM1 200MHz/km

220

 

 

 

50μm

400MHz/km

Lmax

100

m

 

 

OM2 500MHz/km

220

 

OM3 2000MHz/km

 

220

 

Notes:

1)Operating range as defined by IEEE standards. Longer reach possible depending upon link implementation.

© Finisar Corporation – October 2008

Rev B

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Finisar FTLX1341E2 V. General Specifications, Optical Specifications, Optical Interface Standard Specifications, Twdp