XPON SFP ONU 1G Stick Transceiver
Features
l Single fiber bi-directional data links asymmetric TX 1.244 Gb/s/ RX 2.488 Gb/s or RX1.244Gb/s
applicationwith G/EPON MAC function
l SFP package with SC / UPC/APC receptacle
l Single 3.3V power supply
l Hot-pluggable capability
l Dying Gasp Trigger input support
l High power 1310nm DML DFB LD and high sensitivity 1490 nm STIA
l Support 20km transmission distance with SMF
l CML compatible data input/output interface
l Low power dissipation< 2.5 W
l Low EMI and excellent ESD protection
l Digital diagnostic monitor interface
l RoHS compliance
l Case temperature range:
Commercial: 0 °C to 70 °C / Industrial: -40 °C to 85 °C
Applications
l Gigabit-capable Passive Optical Networks (GPON)
l Wireless Backhaul Equipment
l Ethernet Demarcations, Routers
l DSLAMs and other Customer Premises Equipment
Standard
l Complies with SFP Multi-Source Agreement (MSA) SFF-8074i
l Complies with ITUT-T G.984.2, G.984.2 Amendment 1
l Complies with ITUT G.988 ONU management and control interface (OMCI) specification
l Complies with SFF 8472 V9.5
l Complies with FCC 47 CFR Part 15, Class B
l Complies with FDA 21 CFR 1040.10 and 1040.11
1. Absolute Maximum Ratings | |||||
Parameter | Symbol | Min. | Max. | Unit | Note |
Storage Ambient Temperature | TSTG | -40 | 85 | °C | |
Operating Humidity | OH | 5 | 95 | % | |
Supply Voltage | Vcc | 0 | 3.6 | V |
2. Recommended Operating Conditions | ||||||
Parameter | Symbol | Min. | Typ. | Max. | Unit | Note |
Operating Case Temperature | Tc | 0 | 70 | °C | Commercial | |
-40 | 85 | °C | Industrial | |||
Power Supply Voltage | Vcc | 3.13 | 3.3 | 3.47 | V | |
Power Supply Current | Icc | 530 | 650 | mA | ||
Nominal Upstream Line Rate | 1.244 | Gb/s | ||||
Nominal Downstream Line Rate | 1.244 | 2.488 | Gb/s | |||
Data Rate Drift | -100 | +100 | PPM |
3. Transmitter Optical Characteristics | ||||||
Parameter | Symbol | Min. | Typ. | Max. | Unit | Note |
Average Launch Optical Power | Pout | 0 | 5 | dBm | 1 | |
Power-OFFTransmitter Optical | Poff | -45 | dBm | 1 | ||
Extinction Ratio | ER | 10 | dB | 2 | ||
Centre Wavelength | lc | 1290 | 1330 | nm | ||
Spectral Width (-20dB) | Dl | 1 | nm | |||
Side Mode Suppression Mode | SMSR | 30 | dB | |||
Rise/FallTime(20%-80%) | TR/TF | 260 | ps | 2,3 | ||
Burst on Time | T-on | 12.8 | ns | |||
Burst off Time | T-off | 12.8 | ns | |||
RIN15OMA | -115 | dB/Hz | ||||
Transmitter and Dispersion Penalty | TDP | 2 | dB | Transmit on 20km SMF | ||
Transmitter Tolerance to Reflected Optical Power | 15 | dB | ||||
Transmitter reflectance of TX, measured at TX wavelength | -6 | dB | ||||
Eye Diagram | Compliant With ITU-TG.984.2, PRBS 223-1 test pattern @1.244 Gbit/s |
Note:
1. Launched into 9/125um Single Mode Fiber.
2. Measured with PRBS 223 -1 test pattern @1.244Gbit/s.
3. Measured with the Bessel-Thompson filter OFF.
4. Transmitter Electrical Characteristics | ||||||
Parameter | Symbol | Min. | Typ. | Max. | Unit | Note |
Input Differential Impedance | ZIN | 90 | 100 | 110 | Ω | |
Data Input Swing Differential | VIN | 300 | 1600 | mV | ||
Burst Disable | 2.0 | Vcc | V | |||
Burst Enable | 0 | 0.8 | V | |||
Tx-Fault Voltage - Low | 0 | 0.8 | V | |||
Tx-Fault Voltage - HIGH | 2.0 | Vcc | V |
5. Receiver Characteristics | ||||||
Parameter | Symbol | Min. | Typ. | Max. | Unit | Note |
Optical Center Wavelength | lc | 1480 | 1490 | 1500 | nm | |
Sensitivity | SEN | -28 | dBm | measured with PRBS 223-1 test pattern @2.488 Gbit/s, BER =1×10-12 | ||
Receiver Overload | OL | -8 | dBm | |||
Receiver Reflectance | -20 | dB | ||||
Optical Return Loss Tolerance | -15 | dB | ||||
WDM Filter Isolation | 38 | dB | 1550nm | |||
35 | dB | 1650nm | ||||
LOS Assert | SDA | -40 | dBm | |||
LOS De-Assert | SDD | -29 | dBm | |||
LOS Hysteresis | 0.5 | 5 | dB | |||
Data Output Swing Differential | Vout | 300 | 1200 | mV | ||
LOS | High | 2.0 | Vcc | V | ||
Low | 0 | 0.8 | V |
6. Pin Description | |||
1 | VeeT | Module Transmitter Ground | VeeR and VeeT connected within the SFP module |
2 | Tx_Fault | Module Transmitter Fault | Low = normal, High = abnormal, Host pull-up 4.7 KΩ– 10KΩ |
3 | Tx-Disable | Transmitter Disable | H: Tx off, L:Tx on |
4 | SDA | SDAI2C Data line | 2 wire serial ID interface, SDA, Host pull-up 4.7 KΩ– 10KΩ |
5 | SCL | SCLI2C Clock line | 2 wire serial ID interface, SCL, Host pull-up 4.7 KΩ– 10KΩ |
6 | MOD_ABS | ModuleAbsent, connected to VeeR | Connected to VeeT or VeeR in the module, Host pull-up 4.7 KΩ – 10KΩ |
7 | DYING GASP | For Dying Gasp detect, input low active | Dying Gasp Voltage threshold 1.5V ( typical) |
8 | RX_SD | Rx Signal Detect | High =signal detected, Low = loss of signal, Host pull-up 4.7 KΩ – 10KΩ |
9 | 1PPS | 1 Pulse per second | Pull-down internally |
10 | VeeR | Module Receiver Ground | |
11 | VeeR | Module Receiver Ground | |
12 | RD- | Inverted Received Data Out | Internally AC-coupled |
13 | RD+ | Non-inverted Received Data Out | Internally AC-coupled |
14 | VeeR | Module Receiver Ground | |
15 | VccR | Module Receiver 3.3 V Supply | |
16 | VccT | Module Transmitter 3.3 V Supply | |
17 | VeeT | Module Transmitter Ground | |
18 | TD+ | Non-Inverted Transmit Data in | Internally AC-coupled |
19 | TD- | Inverted Transmit Data in | Internally AC-coupled |
20 | VeeT | Module Transmitter Ground |
7. Digital Diagnostic Monitoring Interface | ||||
Parameter | Range | Accuracy | Calibration | Notes |
Temperature | 0 to70°C | ±3 °C | Internal | |
-40 to 85 °C | ||||
Voltage | 3 to3.6V | ±3% | Internal | |
Bias Current | 0 to131mA | ±10% | Internal | |
TX Power | 0 to 5 dBm | ±3 dB | Internal | |
RX Power monitor | -28 to -8dBm | ±3dB | Internal |
| ||||||
Part No. | Package | Data Rate | Reach | Wavelength | Temp. | |
SFP UPC | SFP | Tx:1.244 Gb/s Rx:1.244 Gb/s or 2.448 Gb/s | 20 km | Tx: 1310 nm Rx: 1490 nm | 0 to70°C | |
SFP APC | -40 to 85 °C |
9. Warnings |
l Handling Precautions: This device is susceptible to damage as a result of electrostatic discharge (ESD). A static free environment is highly recommended.
l Follow guidelines according to proper ESD procedures.
l Laser Safety: Radiation emitted by laser devices can be dangerous to human eyes. Avoid eye exposure to direct or indirect radiation.
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