产品模块: | 6G 2km SFP+ Transceiver |
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Description
The optical output can be disabled by LVTTL logic high-level input of TX_DIS. Transmit Fault (Tx_Fault) is provided to indicate that the module transmitter has detected a fault condition related to laser operation or safety. Loss of signal (RX_LOS) output is provided to indicate the loss of an input optical signal of receiver. A serial EEPROM in the transceiver allows the user to access transceiver monitoring and configuration data via the 2-wire SFP Management Interface. This interface uses a single address, A0h, with a memory map divided into a lower and upper area. Basic digital diagnostic (DD) data is held in the lower area while specific data is held in a series of tables in the high memory area.
l Up to
l Support Multi Rate 1.25-6.25 Gbps
l 1310nm FP and PIN receiver
l SFI electrical interface
l 2-wire interface for integrated Digital Diagnostic monitoring
l SFP+ MSA package with duplex LC connector
l Hot pluggable
l Very low EMI and excellent ESD protection
l +3.3V power supply
l Power consumption less than 1.2W
l Operating case temperature: -40~+
l High-speed storage area networks
l Computer cluster cross-connect
l Custom high-speed data pipes
l LTE optical repeater application
l Compliant with Fiber Channel(FC)-Standard INCITS 352
l Compliant with IEEE 802.3ae-2002
l Compliant with FCC 47 CFR Part 15, Class B
l Compliant with FDA 21 CFR 1040.10 and
Absolute Maximum Ratings |
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Parameter |
Symbol |
Min. |
Max. |
Unit |
Storage Temperature |
TS |
-40 |
+85 |
℃ |
Supply Voltage |
VCC3 |
0 |
3.6 |
V |
Relative Humidity(Non-condensing) |
RH |
- |
85 |
% |
Rx Input Average Power |
Pmax |
- |
+3 |
dBm |
Recommended Operating Conditions |
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Parameter |
Symbol |
Min. |
Typical |
Max. |
Unit |
Operating Case Temperature |
TC |
-40 |
25 |
+85 |
℃ |
Power Supply Voltage |
VCC3 |
3.13 |
3.3 |
3.47 |
V |
ICC3 |
- |
- |
345 |
mA |
|
Power Dissipation |
PD |
- |
- |
1.2 |
W |
Data Rate |
|
- |
- |
6.25 |
Gbps |
Transmission Distance |
|
- |
- |
2 |
Km |
Transmitter Operating Characteristic-Optical, Electrical |
|||||||
Parameter |
Symbol |
Min. |
Typical |
Max. |
Unit |
Note
|
|
Centre Wavelength |
λC |
1260 |
1310 |
1355 |
nm |
Note1 |
|
Laser Off Power |
Poff |
- |
- |
-30 |
dBm |
|
|
Average Optical Power |
Pavg |
-8.2 |
- |
0.5 |
dBm |
Note1 |
|
Extinction Ratio |
ER |
3.5 |
- |
- |
dB |
|
|
Transmitter Dispersion Penalty |
TDP |
- |
- |
3.2 |
dB |
|
|
Relative Intensity Noise |
Rin |
- |
- |
-128 |
dB/Hz |
|
|
Optical Return Loss Tolerance |
|
12 |
- |
- |
dB |
|
|
Operating Data Rate |
|
1.25 |
- |
6.25 |
Gbps |
|
|
Optical Eye Mask |
Compliant with IEEE 802.3ae |
|
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Single Ended Output Voltage Tolerance |
|
-0.3 |
- |
4 |
V |
|
|
Common Mode Voltage Tolerance |
|
15 |
- |
- |
mV |
|
|
Tx Input Diff Voltage |
VI |
180 |
- |
700 |
mV |
|
|
Tx Fault |
VoL |
-0.3 |
- |
0.4 |
V |
At 0.7mA |
|
Data Input Total Jitter |
TJ |
- |
- |
0.28 |
UI |
|
|
Notes:
[1] Average optical power shall be measured using the methods specified in TIA/EIA-455-95.
Receiver Operating Characteristic-Optical, Electrical |
||||||
Parameter |
Symbol |
Min. |
Typ. |
Max. |
Unit |
Note
|
Center Wavelength |
λr |
1260 |
1310 |
1355 |
nm |
|
Receiver Sensitivity in Average Power |
Psens |
- |
- |
-14.4 |
dBm |
|
LOS Assert |
LosA |
-30 |
- |
- |
dBm |
|
LOS Deassert |
LosD |
- |
- |
-16 |
dBm |
|
LOS Hysteresis |
LosH |
0.5 |
- |
- |
dB |
|
Overload |
Pin |
0.5 |
- |
- |
dBm |
|
Receiver Reflectance |
|
- |
- |
-12 |
dB |
|
Operating Data Rate |
|
1.25 |
- |
6.25 |
Gbps |
|
Single Ended Output Voltage Tolerance |
|
-0.3 |
- |
4 |
V |
|
Rx Output Diff Voltage |
Vo |
550 |
- |
850 |
mV |
|
Rx Output Rise and Fall Time |
Tr/Tf |
- |
34 |
- |
ps |
20% to 80% |
Total Jitter |
TJ |
- |
- |
0.7 |
UI |
|
Control and Status I/O Timing Characteristics |
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Parameter |
Symbol |
Min. |
Max. |
Unit |
Note
|
|
TX Disable Assert Time |
t_off |
|
100 |
µs |
Note1 |
|
TX Disable Negate Time |
t_on |
|
2 |
ms |
Note2 |
|
Time to initialize |
t_init |
|
300 |
ms |
Note3 |
|
TX Fault Assert Time |
t_fault |
|
1 |
ms |
Note4 |
|
TX Fault Reset |
t_reset |
10 |
|
µs |
Note5 |
|
LOS Assert Time |
t_loss_on |
|
100 |
µs |
Note6 |
|
LOS Deassert Time |
t_loss_off |
|
100 |
µs |
Note7 |
|
Serial ID Clock Rate |
f_serial_clock |
|
100 |
kHz |
|
|
Notes:
[1] Time from rising edge of TX Disable to when the optical output falls below 10% of nominal
[2] Time from falling edge of TX Disable to when the modulated optical output rises above 90% of nominal
[3] From power on or negation of TX Fault using TX Disable
[4] Time from fault to TX fault on
[5] Time TX Disable must be held high to reset TX_fault
[6] Time from LOS state to RX LOS assert
[7] Time from non-LOS state to RX LOS deassert.