Description
QSFP PSM LR4 are a high performance, low power consumption, long reach interconnect solution supporting 40G Ethernet, fiber channel and PCIe. It is compliant with the QSFP MSA and IEEE 802.3ae 10GBASE-LR/LW3. QSFP PSM LR4 is an assembly of 4 full-duplex lanes, where each lane is capable of transmitting data at rates up to 10.3125Gb/s, providing an aggregated rate of 40Gb/s.

Features
● Full duplex 4 channel 1310nm parallel module
● SFF-8436 QSFP+ compliant
● Hot pluggable electrical interface
● Differential AC-coupled high speed data interface
● 4 channels 1310nm DFB laser
● 4 channels PIN photo detector array
● Maximum link length of 10km on G652
● Single male MPO(APC 8-degree) connector receptacle
● Maximum power consumption 2.5W
● Housing isolated from connector ground
● 3.3V power supply voltage
● RoHS 6 compliant
● Case operating temperature
     Commercial: 0 ~ +70℃
     Industrial: -40 ~ +85℃

Applications
● Infiniband Connectivity SDR/DDR/QDR
● 10GBASE-LR/W 10G Ethernet
● 2/4/8 Gbps Fiber Channel
● Data Centers and Storage Arrays

Absolute Maximum Ratings

Parameter

Symbol

Min

Max

Unit

Supply Voltage

Vcc

-0.3

3.6

V

Input Voltage 

Vin

-0.3

Vcc+0.3

V

Storage Temperature

Tst

-20

85

ºC

Case Operating Temperature

Top

0

70

ºC

Humidity(non-condensing)

Rh

5

95

%

Recommended Operating Conditions

Parameter

Symbol

Min

Typical

Max

Unit

Supply Voltage

Vcc

3.13

3.3

3.47

V

Operating Case temperature

Tca

0

70

ºC

Data Rate Per Lane

fd

10.3125

Gbps

Humidity

Rh

5

85

%

Power Dissipation

Pm

3.5

W

Link Distance with G652

Rb

D

10

km

Specifications

Parameter

Symbol

Min

Typical

Max

Unit

Differential input impedance

Zin

90

100

110

ohm

Differential Output impedance

Zout

90

100

110

ohm

Differential input voltage amplitude  

ΔVin

350

1200

mVp-p

Differential output voltage amplitude

ΔVout

425

1600

mVp-p

Skew

Sw

300

ps

Bit Error Rate

BR

E-12

Input Logic Level High

VIH

2.0

VCC

V

Input Logic Level Low

VIL

0

0.8

V

Output Logic Level High

VOH

VCC-0.5

VCC

V

Output Logic Level Low

VOL

0

0.4

V

Note：
1.   BER=10^-12; PRBS 2^该邮件地址已受到反垃圾邮件插件保护。要显示它需要在浏览器中启用 JavaScript。.
2.   Differential input voltage amplitude is compliant with theIEEE802.3 Annex 86A and SFF8436,and it is measured at TP1 .
3.   Differential output voltage amplitude is compliant with theIEEE802.3 Annex 86A and SFF8436,and it is measured at TP4 .

Optical Characteristics 

Parameter

Symbol

Min

Typical

Max

Unit

Notes

Transmitter

Centre Wavelength

λc

1290

1310

1330

nm

-

SMSR

σ

30

-

dB

-

Transmit OMA per Lane

TxOMA

-5.2

3.0

dBm

Average launch power, each lane

Pout

-8.2

-

0.5

dBm

-

Difference in launch power

between any two lanes (OMA)

Ptx,diff

6.5

dB

-

Extinction Ratio

ER

3.5

-

-

dB

-

Transmitter and dispersion

penalty (TDP), each lane

TDP

2.6

dB

-

Average launch power of OFF

transmitter, each lane

Poff

-30

dBm

-

  Optical Return Loss Tolerance (max)

RLT

12

dB

Transmitter Reflectance

RT

-12

dB

Eye Mask coordinates:

   X1, X2, X3, Y1, Y2, Y3

SPECIFICATION VALUES

0.25, 0.4, 0.45, 0.25, 0.28, 0.4

Hit Ratio = 5x10-5

Receiver

Centre Wavelength

λc

1290

1310

1330

nm

-

Stressed receiver sensitivity in OMA, each lane

SEN

-10.3

dBm

1

Receiver sensitivity in OMA, each lane(PRBS 2^31-1 and BER=10^-12)

-12.6

dBm

2

Maximum Average power at receiver input, each lane

0.5

dBm

-

Difference in Receive Power between any Two Lanes(OMA)

Prx,diff

7.5

dB

Receiver Reflectance

RR

-26

dB

-

LOS Assert

LOSA

-30

dBm

-

LOS De-Assert

LOSD

-14

dBm

-

LOS Hysteresis

LOSH

0.5

dB

-

Note：

  • Measured with conformance test signal at TP3 for BER = 10e-12
  • 10GBASE-LR spec .

Mechanical Dimensions12

Ordering information

Part Number

Product Description

FTCQ-4X-PSMLR4

4x10GBASE-LR/W QSFP+ PSM LR4 up to 10km, MPO connector, 0 ~ +70℃                               

FTCQ-4X-PSMLR4I

4x10GBASE-LR/W QSFP+ PSM LR4 up to 10km, MPO connector, -40 ~ +85℃

 

 

 

 

 

 

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Important Notice

Performance figures, data and any illustrative material provided in this data sheet are typical and must be specifically confirmed in writing by F-tone Networks before they become applicable to any particular order or contract. In accordance with the F-tone Networks policy of continuous improvement specifications may change without notice.

The publication of information in this data sheet does not imply freedom from patent or other protective rights of F-tone Networks or others. Further details are available from any F-tone Networks sales representative.