Optical Characteristics (LCP-1250B4QSR)

(VCC=3.135V to 3.465V, Data Rate=1.25Gb/sec, PRBS=27-1 NRZ, 9/125μm SMF)

Parameter

Symbol

Min.

Typ.

Max.

Unit

Note

Transmitter

 

 

 

 

 

 

Output Optical Power (Avg.)

PO

-9.5

 

-3

dBm

 

Optical Extinction Ratio

ER

9

 

 

dB

 

Center Wavelength

λC

1270

1310

1355

nm

 

Spectral Width

σ

 

 

4

nm

 

Optical Rise/ Fall Time

tr/tf

 

 

260

psec

1

Total Jitter (pk-pk)

TJTX

 

 

220

psec

 

Relative Intensity Noise

RIN

 

 

-120

dB/Hz

 

Output Eye

Complies with

the IEEE

802.3z/D2

specification, and is class 1 laser

eye safety

 

 

 

 

 

 

 

 

 

 

 

Receiver

 

 

 

 

 

 

Sensitivity (Avg.)

PIN

 

 

-19

dBm

1

Input Optical Wavelength

λ

 

1310

 

nm

 

LOS- De-Asserted (Avg.)

PD

 

 

-19

dBm

2

LOS- asserted (Avg.)

PA

-30

 

 

dBm

2

LOS-Hysteresis

PD-PA

0.5

 

 

dB

 

Overload

PO

-3

 

 

dBm

 

Notes:

1.These are unfiltered 20%~80% values

2.The sensitivity is provided at a BER of 1×10-12or better with an input signal consisting of 1.25Gb/s, 27-1 PRBS and ER=9dB.

Mask of the eye diagram for the optical transmit signal

4

Nov., 2006

 

Rev. 0C

DELTA ELECTRONICS, INC.

www.deltaww.com

Page 4
Image 4
Delta Electronics LCP-1250A4FSRH, LCP-1250A4FSRT specifications Optical Characteristics LCP-1250B4QSR

LCP-1250A4FSRT, LCP-1250A4FSRH, LCP-1250A4FSR specifications

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