TAKFLY COMMUNICATIONS CO., LTD.
Make FTTH spread all over the world, and make better connectivity for a better life
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GPON OLT C++ SC 20km, TX 1490nm 2.488Gbps, RX 1310nm 1.244Gbps, BIDI SC/UPC Receptacle
Features
Operating Condition
| Parameter | Unit | Min. | Typical | Max. |
| Storage Temperature | °C | -40 | 85 | |
| Operating Case Temp for C-temp | °C | 0 | 70 | |
| Power Supply Voltage | V | 3.15 | 3.3 | 3.45 |
| Supply Current | mA | 500 | ||
| Bit Rate for Tx | Gbps | 2.488 | ||
| Bit Rate for Rx | Gbps | 1.244 | ||
Characteristics
All performance is specified at whole working temperature and conditions
| Parameter | Unit | Min. | Typical | Max. |
| Transmitter | ||||
| TX Central Wavelength | nm | 1480 | 1490 | 1550 |
| Spectral Width (-20dB) | nm | 1 | ||
| Side Mode Suppression Ratio (SMSR) | dB | 30 | ||
| Mean Launched Power | dBm | 4.5 | 10 | |
| Mean Launched Power (TX Off) | dBm | -45 | ||
| Extinction Ratio | dB | 8.2 | ||
| Optical Return Loss Tolerance | dB | -15 | ||
| Transmitter and dispersion Penalty | dB | 1 | ||
| Transmitter Mask(PRBS223-1@2.488G) | Compliant With ITU-T G.984.2 | |||
| Receiver | ||||
| Receive Wavelength | nm | 1290 | 1310 | 1330 |
| Sensitivity (PRBS223-1@1.244G,ER=10,BER<10-10) | dBm | -30 | ||
| Overload (PRBS223-1@1.244G,ER=10,BER<10-10) | dBm | -12 | ||
| Receiver Burst Mode Dynamic Range | dB | 15 | ||
| Damage Threshold for Receiver | dBm | 5 | ||
| SD Assert Level | dBm | -33 | ||
| SD De-assert Level | dBm | -45 | ||
| SD Hysteresis | dB | 0.5 | 6 | |
| WDM Filter isolation to 1550nm | dB | 38 | ||
| WDM Filter isolation to 1650nm | dB | 35 | ||
| Electrical Interface Characteristics | ||||
| Data Input Swing Differential/TX | mV | 200 | - | 2000 |
| Data Output Swing Differential/RX | mV | 400 | 1600 | |
| Date Differential Impedance | Ω | 90 | 100 | 110 |
| LVTTL Output High | V | 2.4 | Vcc | |
| LVTTL Output Low | V | 0 | 0.4 | |
| LVTTL Input High | V | 2.0 | Vcc+0.3 | |
| LVTTL Input Low | V | 0 | 0.8 | |
| Timing Characteristics | ||||
| Guard Time (Tg) | ns | 25.6 | ||
| Reset Pulse Width (Tr) | ns | 12.8 | ||
| Reset Delay (Trd) | ns | 12.8 | ||
| Receiver Preamble Time (Tp) | ns | 140 | ||
| SD Assert Time (TSDA) | ns | 100 | ||
| SD De-assert Time (TSDD) | ns | 12.8 | ||
| RSSI Trigger Delay (Ttd) | ns | 25 | ||
| RSSI Trigger Pulse Width (Tw) | ns | 500 | ||
| Internal I2C Delay (TI2C) | us | 500 | ||
Compatibility
All of Takfly's transceiver modules are open sourced, can be coded to be fully compatible with major brands' products and devices, such as Intel, Dell, , Finisar, Arista, HP, Mellanox, Juniper, HUAWEI, H3C, etc. For other brands' devices, please specify when ordering so that we can write corresponding codes for your easy application.
FAQ:
Q: Do you provide OEM service ?
A: Yes, we can print your logo or label on the products or on the box.
Q: Can you provide free samples ?
A: Some of low value samples can be free for you, but you need pay for the shipping cost.
Q: How can you guarentee the quality ?
A: Build on our perfect quality management system, all of our products were 100% tested before the shipment.
Q: What is your delivery time ?
A: Generally, sample: 3~5 working days. Formal order: 7-10 working days.
Q: What's your payment terms ?
A: We accept T/T, Western Union, Paypal, L/C
For samples: 100% payment. Formal order: 30%~100% as deposit, balance payment before shipment.