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10G SFP+ CWDM 2733 40 km

Ascent’s SFPP-AT-LP-XXXX-40 transceivers are designed expressly for high-speed communication applications that require rates up to 11.3 Gb/s. They are designed to be compliant with the SFF-8472 SFP+ MSA. The module is suitable for data links up to 40 km in distance over a 9/125 µm single mode fiber.

•    Up to 11.3 Gbps Data Links

•    Up to 40 km transmission on SMF

•    Power dissipation < 1.0 W

•    1270 nm DFB laser and PIN receiver for SFPP-AT-LP-2733-40

•    1330nm DFB laser and PIN receiver for SFPP-AT-LP-3327-40

•    2-wire interface with integrated Digital Diagnostic monitoring

•    EEPROM with serial ID functionality

•    Compliant with SFP+ MSA with LC connector

•    Single + 3.3V power supply


Absolute Maximum Ratings

Parameter

Symbol

Min.

Typ.

Max.

Unit

Notes

Storage Temperature

Ts

‑40

85

°C


Relative Humidity

RH

5

95

%


Power Supply Voltage

VCC

‑0.3

4.0

V


Signal Input Voltage


Vcc ‑ 0.3

Vcc + 0.3

V


Recommended Operating Conditions

Parameter

Symbol

Min.

Typ.

Max.

Unit

Notes

Case Operating Temperature

TCASE

0

70

°C

Without air flow


TCASE

‑40

85

°C

Industrial

Power Supply Voltage

VCC

3.14

3.3

3.47

V


Power Supply Current

ICC

300

mA


Data Rate

BR

10.3125

11.3

Gbps


Transmission Distance

TD

40

km


Coupled Fiber

Single‑mode fiber

9/125 µm SMF


Optical Characteristics

Parameter

Symbol

Min.

Typ.

Max.

Unit

Notes

Transmitter







Average Optical Power

POUT

0

5

dBm


Average Optical Power (Laser Off)

POFF

‑30

dBm

1

Center Wavelength Range

λC

1260

1270

1280

nm

SFPP‑AT‑LP‑2733‑40


λC

1320

1330

1340

nm

SFPP‑AT‑LP‑3327‑40

Side Mode Suppression Ratio

SMSR

30

dB


Spectrum Bandwidth (‑20 dB)

σ

1

nm


Optical Extinction Ratio

ER

3.5

dB

2

Output Eye Mask

Compliant with IEEE 802.3ae

2

Receiver







Input Optical Wavelength

λIN

1320

1330

1340

nm

SFPP‑AT‑LP‑2733‑40


λIN

1260

1270

1280

nm

SFPP‑AT‑LP‑3327‑40

Receiver Sensitivity

PSEN

‑15

dBm

3

Input Saturation Power (Overload)

PSAT

0.5

dBm

3

LOS Assert 

LOSA

‑30

dBm


LOS De‑assert 

LOSD

‑17

dBm


LOS Detect Hysteresis

PHYS

0.5

5

dB


Notes:

1. The optical power is launched into an SMF

2. Measured with RPBS 2^31‑1 test pattern @10.3125Gbs

3. Measured with RPBS 2^31‑1 test pattern @10.3125Gbs BER ≤ 10^‑12

Electrical Characteristics

Parameter

Symbol

Min

Typ.

Max

Unit

Notes

Total Power Supply Current

ICC




mA


Transmitter







Differential Data Input Voltage

VDT

180

700

mVp‑p


Differential Line Input Impedance

RIN

85

100

115

Ω


Transmitter Fault Output‑High

VFAULTH

2.4

VCC

V


Transmitter Fault Output‑Low

VFAULTL

‑0.3

0.8

V


Transmitter Disable Voltage‑ High

VDISH

2

VCC+0.3

V


Receiver







Differential Data Output Voltage

VDR

300

850

mVp‑p


Differential line Output Impedance

ROUT

80

100

120

Ω


Receiver LOS Pull Up Resistor

RLOS

4.7

10


Data Output Rise/Fall Time

tr/tf

38

ps


LOS Fault  

VLOSFAULT 

VCC‑1.3

 ‑

VCCHOST 

V


LOS Normal  

VLOSNORM 

Vee 

 ‑

Vee+0.8 

V


 

 

 

 

 

 

 

 

 

 

 

 


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