40G QSFP+ ER4+ 60km DDM Optical Transceiver

Parameter

Symbol

Min.

Typical

Max.

Unit

StorageTemperature

TS

-40

+85

°C

SupplyVoltage

VCCT, R

-0.5

4

V

RelativeHumidity

RH

0

85

%

Parameter

Symbol

Min.

Typical

Max.

Unit

CaseoperatingTemperature

TC

0

+70

°C

Supply Voltage

VCCT, R

+3.13

3.3

+3.47

V

Supply Current

ICC

1000

mA

Power Dissipation

PD

3.5

W

Parameter

Symbol

Min

Typ

Max

Unit

Note

Data Rate per Channel

-

10.3125

11.2

Gbps

Power Consumption

-

2.5

5

W

Supply Current

Icc

0.75

1.3

A

Control I/O Voltage-High

VIH

2.0

Vcc

V

Control I/O Voltage-Low

VIL

0

0.7

V

Inter-Channel Skew

TSK

150

Ps

RESETL Duration

10

Us

RESETL De-assert time

100

ms

Power On Time

100

ms

Transmitter

Single Ended Output Voltage Tolerance

0.3

4

V

1

Common mode Voltage Tolerance

15

mV

Transmit Input Diff Voltage

VI

150

1200

mV

Transmit Input Diff Impedance

ZIN

85

100

115

Data Dependent Input Jitter

DDJ

0.3

UI

Receiver

Single Ended Output Voltage Tolerance

0.3

4

V

Rx Output Diff Voltage

Vo

370

600

950

mV

Rx Output Rise and Fall Voltage

Tr/Tf

35

ps

1

Total Jitter

TJ

0.3

UI

Parameter

Symbol

Min

Typ

Max

Unit

Ref.

Transmitter

Wavelength Assignment

L0

1264.5

1271

1277.5

nm

L1

1284.5

1291

1297.5

nm

L2

1304.5

1311

1317.5

nm

L3

1324.5

1331

1337.5

nm

Side-mode Suppression Ratio

SMSR

30

-

-

dB

Total Average Launch Power

PT

-

10.5

dBm

Average Launch Power, each Lane

+2

-

7

dBm

Transmit OMA per Lane

TxOMA

0.3

5.0

dBm

Difference in launch power between any two lanes (OMA)

4.7

dBm

Transmitter Dispersion Penaltyeach Lane

TDP

2.6

dB

Extinction Ratio

ER

5.5

6.5

dB

Transmitter Eye Mask Definition {X1, X2, X3, Y1, Y2, Y3}

{0.25, 0.4, 0.45, 0.25, 0.28, 0.4}

Optical Return Loss Tolerance

-

-

20

dB

Average Launch Power OFF Transmitter, each Lane

Poff

-30

dBm

Relative Intensity Noise

Rin

-128

dB/HZ

1

Optical Return Loss Tolerance

-

-

12

dB

Receiver

Damage Threshold

THd

-3

dBm

1

Average Power at Receiver Input, each Lane

R

-23

-6

dBm

Receive Electrical 3 dB upper Cut off Frequency, each Lane

12.3

GHz

RSSI Accuracy

-2

2

dB

Receiver Reflectance

Rrx

-26

dB

Receiver Power (OMA), each Lane

-

-

-4

dBm

Receive Electrical 3 dB upper Cutoff Frequency, each Lane

12.3

GHz

LOS De-Assert

LOSD

-25

dBm

LOS Assert

LOSA

-35

dBm

LOS Hysteresis

LOSH

0.5

dB