1.25Gbps SFP Single-mode Transceiver

 

 

 

מק"ט: LRGP1312-20ATL קטגוריות: , תגית:
תיאור

תיאור

Type: LR-LINK 1.25Gbps SFP Single-mode Transceiver
Features:
  • 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
Receiver
Parameter Symbol Min. Typical Max. Unit
Differential output swing VOUT PP 300 400 800 mV
Output signal rise time / fall time (20%-80%) tr/tf     300 ps
LOS signal active VLOS A VCC-0.5   VCC HOST V
LOS signal failure VLOS D VEE   VEE+0.5 V