LRGP1312-20ATLD

SFP | 1.25G | 1310nm | Single-mode | 20km

Single power supply +3.3V;
Hot-pluggable design;
Up to 1.25 Gb/s bi-directional data links;
1310nm PF laser transmitter;
Conforms to IEEE 802.3 Gigabit Ethernet and 1000BASE-SX standards, complies with EN60825-1;
RoHS compliant;
The transmission distance can reach 20km on 9/125um single-mode fiber;;
Working temperature range: Class C 0°C~70°C; Class I -40°C~85°C.
Overview

LR-LINK LRGP1312-20ATLD Gigabit SFP single-mode ethernet fiber optic module has a bidirectional data transmission capability of up to 1.25Gb/s and is suitable for 1.25Gb/s Ethernet. It complies with the Ethernet IEEE 802.3 standard and Fiber Channel FC-PI Rev.5.0, providing a fast and reliable interface for GE/FC applications.


As a small pluggable optical transceiver module, LRGP1312-20ATLD complies with the SFF-8472 standard and implements digital diagnostic functions through a 2-wire serial bus.




Application


1.25Gb/s Gigabit Ethernet


1.063Gb/s Fiber Channel


Specifications

Absolute Maximum Ratings

Parameter

Symbol

Min.

Typical

Max.

Unit

Data rate

DR


1.25


Gb/s

DR


1.063


Gb/s

BER

BER



10−12


Operating temperature

TC

0


70

◦C

−40


85

◦C

−40


85

◦C

Storage temperature

TSTO

−40


85

◦C

Working current

ICC


175

300

mA

Operating voltage

VCC

3.14

3.3

3.46

V

Maximum voltage

VMAX

0.5


4

V

Transmitter

Parameter

Symbol

Min.

Typical

Max.

Unit

Transmitted optical power

P                

−9.5


−3

dBm

Optical center wavelength

λC

1270


1355

nm

Extinction Ratio @1.25Gb/s

ER

9



dB

Spectral width (RMS)

Δλ



3

nm

Optical signal rise/fall time (20%-80%)

tr/tf


150

300

ps

Receiver

Parameter

Symbol

Min.

Typical

Max.

Unit

Receiver overload

POL

0



dBm

Optical center wavelength

λ C

1260


1600

nm

Receive Sensitivity

RX SEN1



−24

dBm

Return loss

ORL

12



dB

Receiver 3dB upper cutoff frequency




1500

MHz

LOS signal active

LOSA

−35



dBm

LOS signal failure

LOSD



−26

dBm

LOS signal hysteresis interval

LOSH

0.5



dB

Transmitter

Parameter

Symbol

Min.

Typical

Max.

Unit

Differential input impedance

RIN


100


Differential input swing

VIN PP

250


1200

mV

Transmitter off voltage

VD

VCC-1.3


VCC

V

Transmitter enable voltage

VEN

VEE


VEE+0.8

V

Transmitter off wait time




10

us


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