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Optical characteristics, Gbic-1250 long distance series – Delta Electronics GBIC-1250D5VR User Manual

Page 3

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GBIC-1250 Long Distance Series

DELTA ELECTRONICS, INC.

3 01/23/2008

Rev. 0F

www.deltaww.com

Optical Characteristics

(T

A

=-5 °C to 70 °C, V

CC

=3.15V to 3.45V or V

CC

=4.75V to 5.25V, Data Rate=1250Mb/sec, PRBS=2

7

-1NRZ)

Parameter Symbol

Min.

Typ.

Max.

Unit

Note

Transmitter

Output Optical Power (Avg.)
GBIC-1250B5LR
GBIC-1250D5MR
GBIC-1250D5WR
GBIC-1250D5RR
GBIC-1250D5VR

P

O

-4
-5
-3

0
0

1
0
2
5
5

dBm

Optical Extinction Ratio

ER

9

dB

Center Wavelength
GBIC-1250B5 Series
GBIC-1250D5 Series

C

1274
1530

1310
1550

1355
1570

nm

Spectral Width

1

nm

Optical Rise/ Fall Time

t

r

/t

f

260

psec 2

Receiver

Optical input sensitivity (avg.)
GBIC-1250B5LR
GBIC-1250D5MR
GBIC-1250D5WR
GBIC-1250D5RR
GBIC-1250D5VR

P

IN

-23
-22
-24
-24
-29

dBm 1

Optical input saturation (avg.)
GBIC-1250B5 Series
GBIC-1250D5 Series
GBIC-1250D5VR

P

SAT

-1
-1
-9

dBm

Optical Wavelength

1270 1570 nm

LOS - Deasserted (avg.)
GBIC-1250B5LR
GBIC-1250D5MR
GBIC-1250D5WR
GBIC-1250D5RR
GBIC-1250D5VR

P

A

-23
-22
-24
-24
-29

dBm

LOS - Asserted (avg.)

P

D

-40 dBm

LOS - Hysteresis

P

A

-P

D

0.5 dB

Note:
1. The sensitivity is provided at a BER of 1×10

-12

or better with an input signal consisting of 1250Mb/s, 2

7

-1 PRBS and ER=9dB.

1

0

X X

1X

Normalize

d

1X

1 Y3

0

-Y

Y

0.

1

1Y

2. These are 20%~80% values









Normalized

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