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10G SFP+ LR 1310 nm 10 km

ASCENT SFPP-AT-LP-31-10 transceivers support the 2-wire serial communication protocol as defined in the SFP+ MSA.

•    Up to 11.1 Gbps Data Links

•    Up to 10 km transmission on SMF

•    DFB Laser and PIN receiver

•    Metal enclosure, for lower EMI

•    2-wire interface with integrated Digital Diagnostic monitoring

•    Hot-pluggable SFP+ footprint

•    Specifications compliant with SFF 8472

•    Compliant with SFP+ MSA with LC connector

•    Single 3.3 V power supply

•    Case operating temperature range:0°C to 70°C

•    Power dissipation < 1.5 W

•    10GBASE-LR/LW & 10G Ethernet

•    Compliant to SFF-8431

•    Compliant to SFF 8472

•    RoHS compliant


Absolute Maximum Ratings  

Parameter

Symbol

Min.

Typ.

Max.

Unit

Note

Storage Temperature

Ts

‑40

85

°C


Relative Humidity

RH

5

95

%


Power Supply Voltage

VCC

‑0.3

4

V


Signal Input Voltage


Vcc‑0.3

Vcc+0.3

V


 Recommended Operating Conditions

Parameter

Symbol

Min.

Typ.

Max.

Unit

Note

Case Operating Temperature

Tcase

0

70

°C

Without air flow

Power Supply Voltage

VCC

3.14

3.3

3.47

V


Power Supply Current

ICC


450

mA


Data Rate

BR


10.3125


Gbps


Transmission Distance

TD


10

km


Coupled Fiber

Single‑mode fiber

9/125 µm SMF











 Optical Characteristics 

Parameter

Symbol

Min

Typ

Max

Unit

Note

Transmitter







Output Opt. Power

POUT

‑6


‑0.5

dBm

1

Optical Wavelength

λ

1260

1310

1355

nm


Spectral Width (‑20dB)

σ



1

nm


Optical Extinction Ratio

ER

3.5



dB


Output Eye Mask

Compliant with IEEE 802.3ae


Receiver







Rx Sensitivity 

RSENS



‑14.4

dBm

2

Input Saturation Power (Overload)

Psat

0.5



dBm


Wavelength Range

λC

1270


1610

nm


LOS De‑Assert

LOSD



‑17

dBm


LOS Assert

LOSA

‑30



dBm


LOS Hysteresis


0.5

1.0


dB


Notes:  

1. Class 1 Laser Safety per FDA/CDRH and IEC‑825‑1 regulations.  

2. Measured with a PRBS 231‑1 test pattern, @ 10.325 Gb/s, BER<10‑12

Electrical Characteristics 

Parameter

Symbol

Min

Typ

Max

Unit

Note

Supply Voltage

Vcc

3.14

3.3

3.46

V


Supply Current

Icc



450

mA


Transmitter

Input Differential Impedance

Rin


100


Ω

1

Single Ended Data Input Swing

Vin,pp

180


700

mV


Transmit Disable Voltage

VD

Vcc–1.3


Vcc

V


Transmit Enable Voltage

VEN

Vee


Vee+ 0.8

V

2

Transmit Disable Assert Time




10

us


Receiver

Differential Data Output Swing

Vout,pp

300


850

mV

3

Data Output Rise Time

tr

28



ps

4

Data Output Fall Time

tf

28



ps

4

LOS Fault

VLOS fault

Vcc–1.3


VccHOST

V

5

LOS Normal

VLOS norm

Vee


Vee+0.8

V

5

Power Supply Rejection

PSR

100



mVpp

6

Notes: 

1. Connected directly to TX data input pins. AC coupled thereafter.  

2. Or open circuit.  

3. Into 100 Ωs differential termination.  

4. 20 to 80 %.

5. Loss Of Signal is LVTTL. Logic 0 indicates normal operation; logic 1 indicates no signal detected.  

6. Receiver sensitivity is compliant with power supply sinusoidal modulation of 20 Hz to 1.5 MHz up to specified value applied through the recommended power supply filtering network.  

Regulatory Compliance 

Feature

Reference

Performance

Electrostatic discharge(ESD)

IEC/EN 61000‑4‑2

Compatible with standards

Electromagnetic Interference (EMI)

FCC Part 15 Class B EN 55022 Class B (CISPR 22A)

Compatible with standards

Laser Eye Safety

FDA 21CFR 1040.10, 1040.11 IEC/EN 60825‑1, 2

Class 1 laser product

Component Recognition

IEC/EN 60950, UL

Compatible with standards

ROHS

2002/95/EC

Compatible with standards

EMC

EN61000‑3

Compatible with standards

Series Recommendation
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