1.25Gbps Spring-latch SFP Transceiver

22dB/30dB Min. link budget, RoHS compliant

June 13, 2007

Fiberxon Proprietary and Confidential, Do Not Copy or Distribute

Page 3 of 12

Recommended Operating Conditions

Table 3- Recommended Operating Conditions

Parameter

Symbol

Min.

Typical

Max.

Unit

Operating Case Temperature

0

+70

°C

Power Supply Voltage

3.13

3.47

V

Power Supply Current

300

mA

Data Rate

1.25

Gbps

Optical and Electrical Characteristics

All parameters are specified at overall operating case temperature and power supply range, unless otherwise

stated.

Table 4 - Optical and Electrical Characteristics

Parameter

Symbol

Min.

Typical

Max.

Unit

Notes

Transmitter

Centre Wavelength

x-6.5

x

x+6.5

nm

1

Spectral Width (-20dB)

∆λ

1

nm

Average Output Power

0

5

dBm

2

Side Mode Suppression Ratio

SMSR

30

dB

Extinction Ration

EX

9

dB

Optical Rise/Fall Time

0.26

ns

3

-45

dBm

Optical Path Penalty

1.5

dB

10

Total Jitter (pk-pk)

TJ

0.431

UI

4

Output Optical Eye

IEEE 802.3 Gigabit Ethernet Compliant

5

Differential Data Input Swing

500

2400

mV

6

Input Differential Impedance

85

100

115

Ω

Disable

2.0

Vcc

V

7

TX Disable

Enable

0

0.8

V

Fault

2.0

Vcc+0.3

V

TX Fault

Normal

0

0.8

V

TX Disable Assert Time

t_off

10

µs

Receiver

Centre Wavelength

1270

1620

nm

8

Receiver Sensitivity

-22

dBm

9

Receiver Overload

0

dBm

Return Loss

12

dB

LOS De-Assert

-23

dBm