DELTA ELECTRONICS, INC.

3

Nov., 2006

Rev. 0B

www.deltaww.com

Optical Characteristics

Parameter

Symbol

Min.

Typ.

Max.

Unit

Note

Transmitter

Output Optical Power (Avg.)

-15

-8

dBm

Optical Extinction Ratio

ER

10

dB

Center Wavelength

1261

1360

nm

Spectral Width (RMS)

σ

7.7

nm

Optical Rise/ Fall Time

2

nsec

1

Output Eye

Compliant with Bellcore TR-NWT-000253 and ITU recommendation

G.957

Receiver

Sensitivity (Avg.)

-31

dBm

2

Input Optical Wavelength

λ

1100

1600

nm

LOS-Deasserted (Avg.)

-31

dBm

LOS-Asserted (Avg.)

-45

dBm

LOS-Hysteresis (Avg.)

0.5

dB

Overload (Avg.)

-8

dBm

Notes:

1. These are unfiltered 10%~90% values

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

2

Mask of the eye diagram for the optical transmit signal