Transmitter Section:

Centre Wavelength

λc

1290

1310

1330

nm

Spectral Width (RMS)

σ

3

nm

Average Optical Power

Pavg

-3

+2

dBm

1

Laser Off Power

Poff

-

-

-45

dBm

Extinction Ratio

ER

9

-

-

dB

Relative Intensity Noise

Rin

-

-

-128

dB/Hz

12dB reflection

Transmitter  jitter

UIp-p

-

0.1

3

Optical Return Loss Tolerance

-

-

12

dB

Output Optical Eye

Compliant with IEEE802.3 z

4

Receiver Section:

Receiver Center Wavelength

λr

1290

1330

nm

Receiver Sensitivity in Average Power

Sen

-24

-3

dBm

5

Los Assert

LosA

-35

-

-

dBm

Los Dessert

LosD

-

-

-25

dBm

Los Hysteresis

LosH

0.5

-

-

dB

Overload

Pin

-

-

-3

dBm

5

Receiver Reflectance

-

-

-12

dB

Receiver power (damage)

-

-

0

dBm

1

VeeT

Transmitter Ground

1

2

TX FAULT

Transmitter Fault Indication

3

Note 1

3

TX Disale

Transmitter Disable

3

Note 2

4

MOD_DEF(2)

Serial Data Signal SDA

3

Note 3

5

MOD_DEF(1)

Serial Clock Signal SCL

3

Note 3

6

MOD_DEF(0)

Grounded in Module

3

Note 3

7

Rate Select

Not Connected

3

8

LOS

Receiver Loss of Signal Indicator (Active

high, open-drain)

3

Note 4

9

VeeR

Receiver Ground

1

10

VeeR

Receiver Ground

1

11

VeeR

Receiver Ground

1

12

RD-

 Inv. Received Data Out

3

Note 5

13

RD+

Received Data Out

3

Note 5

14

VeeR

Receiver Ground

1

15

VccR

Receiver Power Supply

2

16

VccT

Transmitter Power Supply

2

17

VeeT

Transmitter Ground

1

18

TD+

Transmit Data In

3

Note 6

19

TD-

Inv. Transmit Data In

3

Note 6

20

VeeT

Transmitter Ground

1

Note 2

HD-S3112-40LCD

1310nm, 1.25Gbps, 40KM, Duplex LC SFP Transceiver，0ºC ~ +70ºC , With DDM.

HD-S3112-40LCD-I

1310nm, 1.25Gbps, 40KM, Duplex LC SFP Transceiver，-40ºC ~ +85ºC With DDM.