GTFP-GE-LX high performance, cost effective transceiver complies with the Small Form Factor Pluggable Multi-Sourcing Agreement (MSA). It provides Digital diagnostics functions via a 2-wire serial interface as specified in SFF-8472. It adopts high-performance 1310nm FP transmitter and high-sensitivity PIN receiver, provides up to 12dB link budge for Gigabit Ethernet applications up to 20km on single mode fiber.
Features:
² Up to 1.25Gb/s Data links
² Hot-Pluggable
² Duplex LC connector
² 1310nm FP transmitter, PIN photo-detector
² 20km on SMF
² 2-wire interface for management specifications compliant
with SFF 8472 digital diagnostic monitoring interface
² Power Supply :+3.3V
² Power consumption<1W
² Temperature Range: 0~ 70°C, -40°C to 85°C/-5°C to 85°C available
² RoHS compliant
Applications:
² Metro/Access Networks
² 1.25 Gb/s 1000base-LX Ethernet
² 1G Fibre Channel
² Other Optical links
Ordering Information:
|
Part Number |
Data Rate |
Distance |
Wavelength |
Laser |
Fiber |
DDM |
Temperature |
Connector |
|
GTFP-GE-LX |
1.25Gb/s |
20km |
1310nm |
FP/PIN |
SM |
Yes |
0~ 70°C |
Duplex LC |
|
GTFP-GE-LX-E |
1.25Gb/s |
20km |
1310nm |
FP/PIN |
SM |
Yes |
-5°C to 85°C |
Duplex LC |
|
GTFP-GE-LX-I |
1.25Gb/s |
20km |
1310nm |
FP/PIN |
SM |
Yes |
-40°C to 85°C |
Duplex LC |
|
GTFP-GE-LX/n |
1.25Gb/s |
20km |
1310nm |
FP/PIN |
SM |
No |
0~ 70°C |
Duplex LC |
|
GTFP-GE-LX/n-E |
1.25Gb/s |
20km |
1310nm |
FP/PIN |
SM |
No |
-5°C to 85°C |
Duplex LC |
|
GTFP-GE-LX/n-I |
1.25Gb/s |
20km |
1310nm |
FP/PIN |
SM |
No |
-40°C to 85°C |
Duplex LC |
Ø Absolute Maximum Ratings
|
Parameter |
Symbol |
Min. |
Typical |
Max. |
Unit |
|
Storage Temperature |
TS |
-40 |
|
+85 |
°C |
|
Supply Voltage |
VCC |
-0.5 |
|
4 |
V |
|
Relative Humidity |
RH |
0 |
|
85 |
% |
Ø Recommended Operating Environment:
|
Parameter |
Symbol |
Min. |
Typical |
Max. |
Unit |
|
|
Case operating Temperature |
Industrial |
TC |
-40 |
|
85 |
°C |
|
Extended |
-5 |
|
85 |
°C |
||
|
Commercial |
0 |
|
+70 |
°C |
||
|
Supply Voltage |
VCC |
3.135 |
|
3.465 |
V |
|
|
Supply Current |
Icc |
|
|
300 |
mA |
|
|
Inrush Current |
Isurge |
|
|
Icc+30 |
mA |
|
|
Maximum Power |
Pmax |
|
|
1 |
W |
|
Ø Electrical Characteristics (TOP = -40 to 85°C, VCC = 3.135 to 3.465 Volts)
|
Parameter |
Symbol |
Min. |
Typical |
Max. |
Unit |
Note |
|
Transmitter Section: |
|
|||||
|
Input differential impedance |
Rin |
90 |
100 |
110 |
W |
1 |
|
Single ended data input swing |
Vin PP |
250 |
|
1200 |
mVp-p |
|
|
Transmit Disable Voltage |
VD |
Vcc – 1.3 |
|
Vcc |
V |
2 |
|
Transmit Enable Voltage |
VEN |
Vee |
|
Vee+ 0.8 |
V |
|
|
Transmit Disable Assert Time |
Tdessert |
|
|
10 |
us |
|
|
Receiver Section: |
|
|||||
|
Single ended data output swing |
Vout,pp |
250 |
|
800 |
mv |
3 |
|
LOS Fault |
Vlosfault |
Vcc – 0.5 |
|
VCC_host |
V |
5 |
|
LOS Normal |
Vlos norm |
Vee |
|
Vee+0.5 |
V |
5 |
|
Power Supply Rejection |
PSR |
100 |
|
|
mVpp |
6 |
Note: 1. AC coupled.
2. Or open circuit.
3. Into 100 ohm differential termination
4. 20 – 80 %
5. LOS is LVTTL. Logic 0 indicates normal operation; logic 1 indicates no signal detected.
6. All transceiver specifications are compliant with a power supply sinusoidal modulation of 20 Hz to 1.5MHz up to specified value applied through the power supply filtering network shown on page 23 of the Small Form-factor Pluggable (SFP) Transceiver Multi-Source Agreement (MSA), September 14, 2000.
Ø Optical Parameters (TOP = -40 to 85°C, VCC = 3.135 to 3.465 Volts)
|
Parameter |
Symbol |
Min. |
Typical |
Max. |
Unit |
Note |
|
Transmitter Section: |
||||||
|
Center Wavelength |
λc |
1270 |
1310 |
1360 |
nm |
|
|
Spectral Width(RMS) |
σRMS |
|
|
3 |
nm |
|
|
Optical Output Power |
Pout |
-9 |
|
-3 |
dBm |
1 |
|
Extinction Ratio |
ER |
8.2 |
|
|
dB |
|
|
Optical Rise/Fall Time |
tr / tf |
|
|
260 |
ps |
2 |
|
Relative Intensity Noise |
RIN |
|
|
-120 |
dB/Hz |
|
|
Output Eye Mask |
Compliant with IEEE802.3 z (class 1 laser safety) |
|
||||
|
Receiver Section: |
|
|||||
|
Optical Input Wavelength |
λc |
1260 |
|
1360 |
nm |
|
|
Receiver Overload |
Pol |
-3 |
|
|
dBm |
4 |
|
RX Sensitivity |
Sen |
|
|
-21 |
dBm |
4 |
|
RX_LOS Assert |
LOS A |
-35 |
|
|
dBm |
|
|
RX_LOS De-assert |
LOS D |
|
|
-24 |
dBm |
|
|
RX_LOS Hysteresis |
LOS H |
0.5 |
|
|
dB |
|
|
General Specifications: |
||||||
|
Data Rate |
BR |
|
1.25 |
|
Gb/s |
|
|
Bit Error Rate |
BER |
|
|
10-12 |
|
|
|
Max. Supported link Length on 9/125μm SMF@1.25Gb/s |
LMAX |
|
20 |
|
km |
|
|
Total System Budget |
LB |
12 |
|
|
dB |
|
Note: 1. The optical power is launched into SMF.
2. 20-80%.
3. Jitter measurements taken using Agilent OMNIBERT 718 in accordance with GR-253.
4. Measured with PRBS 27-1 at 10-12 BER
