8.5Gbps850nm SFP+ Transceiver storage module
0赞8.5Gbps850nm SFP+ Transceiver,100m Reach
StoageModule 8.5G 100M
1. Applications
Ø Tri-Rate 8.5 Gb/s Fibre Channel
Ø Other optical links
2.Features
Ø Up to 8.5Gb/s bi-directional data links
Ø Hot-pluggable SFP+ footprint
Ø Built-in digital diagnosticfunctions
Ø Built-in CDR with shut offcontrol
Ø 850nm Oxide VCSEL lasertransmitter
Ø Duplex LC connector
Ø RoHS compliant and Lead Free
Ø 35m on 50/125um MMF
Ø 150m on high-bandwidth 50/125um(OM3)
Ø Metal enclosure, for lower EMI
Ø Single 3.3V power supply
Ø Operating temperature range:0°C to 70°C
3. Description
100G.SHOP’s 8.5GSW SFP+ transceivers are designed for use in FibreChannel links up to 8.5
Gb/s data rateover multimode fiber. They are compliantwith FC-PI-5 Rev. 6.00a, SFF-8472 Rev 11.0c and SFF-8081h, andcompatible with SFF-8432b and applicable portions of SFF-8431 Rev. 4.1d.The opticaltransceiver is compliant per the RoHS.
4.standard
Ø Electrical interface compliant toSFF-8431
Ø Compliant with SFF-8472 Rev 10.2
Ø Compliant with IEEE 802.3ae10GBASE-LR and 10GBASE-LW
Ø RoHS Compliant
5.Performance Specifications
5.1.Absolute Maximum Ratings
These values represent the damage threshold of the module. Stress inexcess of any of the individual Absolute Maximum Ratings can cause immediatecatastrophic damage to the module even if all other parameters are withinRecommended Operating Conditions.
Table.1 Absolute maximumratings
Parameter | Symbol | Min | Max | Unit |
Maximum Supply Voltage | Vcc | -0.5 | 4.0 | V |
Storage Temperature | Ts | 0 | 70 | °C |
RX Input Average Power | Pmax | 0 | dBm | |
Relative Humidity | RH | 5 | 85 | % |
5.2.Recommended Operating Conditions
Table.2 RecommendedOperating Conditions
Parameter | Symbol | Min | Typical | Max | Unit |
Operating Case Temperature | Standard Tc | 0 | 25 | 70 | °C |
Power Supply Voltage | Vcc | 3.15 | 3.3 | 3.46 | V |
Power Supply Current | Icc | 290 | mA | ||
Power Dissipation | PD | 90 | 800 | mW | |
Data Rate | DR | 8.5 | Gbps | ||
Transmission Distance | TD | 150 | m |
5.3. Transmitter Specification
Table.3 TransmitterSpecification (Optical)
Parameter | Symbol | Min. | Typ. | Max. | Unit | Note |
Average Output Power | Po | -6 | -1 | dBm | ||
Disable Power | Poff | -40 | dBm | |||
Extinction Ratio | ER | 3.5 | dB | |||
Output Centre Wavelength | λc | 840 | 860 | nm | ||
Spectral Width (RMS) @ 8.5Gb/s | Δλ | 0.59 | nm | |||
Optical Modulation Amplitude @ 8.5 Gb/s | OMA | -5.2 | dBm | |||
Optical Return Loss | ORL | -12 | dB | |||
Transmitter Waveform and Dispersion Penalty | DP | 4.3 | dB | |||
Optical Rise/Fall Time (20%~80%) | tr/tf | 0.09 | ns | |||
Optical Eye Mask | MM | Compliant to IEEE802.3ae | 1 | |||
Relative Intensity Noise | Rin | -128(12dB reflection) | dB/Hz |
Note: 1. Measured at 8.5Gbps, PRBS2^7-1, NRZ
Table.4 TransmitterSpecification (Electrical)
Parameter | Symbol | Min | Typical | Max | Unit | |
Data Input Swing Differential | VIN | 90 | 800 | mV | ||
Input Differential Impedance | ZIN | 90 | 100 | 110 | Ω | |
Transmit Disable Input | High | VIH | 2.0 | Vcc+0.3 | V | |
Low | VIL | 0 | 0.8 | V | ||
Transmit Enable Output | High | VOH | Vee | Vee+0.8 | V | |
Low | VOL | 0 | 0.4 | V |
5.4. Receiver Specification
Table.5 ReceiverSpecification (Optical)
Parameter | Symbol | Min | Typical | Max | Unit | note |
Centre Wavelength | λc | 840 | 850 | 860 | nm | |
Receiver Sensitivity | Sen | -11.2 | dBm | 2 | ||
Receiver Overload | Psat | 0 | dBm | 2 | ||
LOS De-Assert | LOSD | -13 | dBm | |||
LOS Assert | LOSA | -30 | dBm | |||
LOS Hysteresis | 0.5 | dB | ||||
Receiver Reflectance | Rrx | -12 | dB |
Note :2. Measured at BER10-12, 8.5Gbps, PRBS2^7-1, NRZ
Table.6 ReceiverSpecification (Electrical)
Parameter | Symbol | Min | Typical | Max | Unit | note | |
Data Output Swing Differential | Vout | 185 | 425 | mV | |||
Deterministic Jitter @ 8.5 Gb/s | RX DJ | 0.22 | UI | ||||
LOS Output | High | VOH | 2 | Vcc+0.3 | V | ||
Low | VOL | Vee | Vee+0.8 | V |
5.5. Diagnostics Specification
Table.7Diagnostics Specification
Parameter | Range | Unit | Accuracy | Calibration |
Temperature | 0 to 70 | ℃ | ±3℃ | Internal / External |
Voltage | 3.0 to 3.6 | V | ±3% | Internal / External |
Bias Current | 0 to 100 | mA | ±10% | Internal / External |
TX Power | -7.8 to 0 | dBm | ±3dB | Internal / External |
RX Power | -30 to 0 | dBm | ±3dB | Internal / External |
5.6. Pin Definitions
Table.8Pin Definitions
PIN | Symbol | Description | Remarks |
1 | VEET | Transmitter ground (common with receiver ground) | Circuit ground is isolated from chassis ground |
2 | Tx_Fault | Transmitter Fault. Not supported | |
3 | Tx_Disable | Transmitter Disable. Laser output disable on high or open | Disabled: TDIS>2V or open Enabled: TDIS<0.8V |
4 | SDA | 2-wire Serial Interface Data Line | Should Be pulled up with 4.7k – 10k ohm on host board to a voltage between 2V and 3.6V |
5 | SCL | 2-wire Serial Interface Clock Line | |
6 | MOD_ABS | Module Absent. Grounded within the module. | |
7 | RS0 | No connection required | |
8 | RX_LOS | Loss of Signal indication. Logic 0 indicates normal operation | LOS is open collector output |
9 | RS1 | No connection required | |
10 | VEER | Receiver ground (common with transmitter ground) | Circuit ground is isolated from chassis ground |
11 | VEER | Receiver ground (common with transmitter ground) | |
12 | RD– | Receiver Inverted DATA out. AC coupled | |
13 | RD+ | Receiver Non-inverted DATA out. AC coupled | |
14 | VEER | Receiver ground (common with transmitter ground) | Circuit ground is isolated from chassis ground |
15 | VCCR | Receiver power supply | |
16 | VCCT | Transmitter power supply | |
17 | VEET | Transmitter ground (common with receiver ground) | Circuit ground is isolated from chassis ground |
18 | TD+ | Transmitter Non-Inverted DATA in. AC coupled | |
19 | TD– | Transmitter Inverted DATA in. AC coupled | |
20 | VEET | Transmitter ground (common with receiver ground) | Circuit ground is isolated from chassis ground |
5.7. Timing Electrical Interface
Table.9 Timing ElectricalInterface
Parameter | Symbol | Min | Max | Units | Conditions |
Tx_Disable Assert Time | t_off | 100 | us | Rising edge of Tx_Disable to fall of output signal below 10% of nominal | |
Tx_Disable Negate Time | t_on | 2 | ms | Tx_Disable negate time. Falling edge of Tx_Disable to rise of output signal above 90% of nominal. This only applies in normal operation, not during start up or fault recovery. | |
Time to initialize | t_start_up | 300 | ms | From power supplies or hot plug or Tx disable negated during power up, or Tx_Fault recovery, until non-cooled power level I is fully operational. | |
Tx_Fault Assert Time | Tx_Fault | 1 | ms | From occurrence of fault to assertion of Tx_Fault | |
Tx_Fault to Reset | t_reset | 10 | us | Time Tx_Disable must be held high to reset Tx_Fault | |
Rx_LOS Assert Time | t_los_on | 100 | us | From occurrence of loss of signal to assertion of Rx_LOS | |
Rx_LOS De-Assert Time | t_los_off | 100 | us | From occurrence of presence of signal to negation of Rx_LOS |
