| Product model | JFTSM-SFP28BD-25-1213-10(LR)-LC | Manufacturer brand | JFOPT |
| Package type | SFP28 | Optical connector | Duplex LC |
| Max data rate | 25.78Gbps | Channel data rate | - |
| Effective transmission distance | 10km | ||
| Wavelength | 1270nm-TX/1330nm-RX | Operating voltage | 3.3V |
| Fiber type | SMF | Core size | 9/125 |
| Transmitter type | DFB BiDi | Receiver type | PIN |
| TX power | -2~4dBm | Receiver sensitivity | <-13dBm |
| Digital optical monitoring(DOM) | YES | Receiver overload | 2dBm |
| Power consumption | <1W | Protocols | MSA, CPRI, eCPRI |
| Operating temperature(Commercial) | 0℃~+70℃ | Storage temperature(Commercial) | -40℃~+85℃ |
PRODUCTION LINE INTRODUCTION
JFOPT continues to invest in optical transceiver production, covering a full range of optical transceiver such as 1*9, SFP, 10G, 25G, 100G, 200G, 400G, 800G GPON/EPON/XG/XGSPON OLT transceiver. At the same time, our company provides TOSA, ROSA, BOSA semi-finished device solutions for the downstream peer. JFOPT's production line has a daily production capacity of 10,000 optical transceivers and 20,000 optical devices. In addition, JFOPT's optical transceiver have industry-leading high temperature resistance and anti-interference capability, and are widely used in computing centers, operators, traffic security, power facilities and other industries.
PRODUCT PRESENTATION
The JFOPT SFP28 BIDI 25G 1270/1330nm 10km LR LC SX transceivers are high-performance modules designed for Ethernet links, supporting data rates of up to 25.78Gbps and transmission distances of up to 10km. These transceivers are compliant with SFF-8472 and are compatible with SFF-8432 and relevant parts of SFF-8431 standards.Additionally, the product meets RoHS compliance and is lead-free, adhering to Directive 2011/96/EU, making it an environmentally friendly and reliable solution for high-speed networking applications.
TRANSCEIVER SERIES PRODUCTS
PRODUCTION & TESTING EQUIPMENT
FEATURES
| Hot-pluggable SFP28 footprint | UP to 25.78Gb/s bi-directional data links | ||||||||
| Simplex LC connector | Up to 10km on 9/125m SMF | ||||||||
| 1271nm DFB laser transmitter for -2733 | 1331nm DFB laser transmitter for -3327 | ||||||||
| Single 3.3V power supply | Operating temperature: commercial: 0~ 70°C | ||||||||
| RoHS compliant | 2-wire interface for management specifications compliant with SFF 8472 digital diagnostic monitoring interface for optical transceivers |
APPLICATION
| 25GE LR | eCPRI & CPRI |
STANDARD COMPLIANCE
GENERSL SPECIFICATIONS
| Parameter | Symbol | Min. | Typ. | Max. | Unit | Note | |||
Transmitter |
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| Center Wavelength | λt | 1265 | 1271 | 1277 | nm | - | |||
| 1325 | 1331 | 1337 | nm | - | |||||
| spectral width(-20dB) | △λ | - | - | 1 | nm | - | |||
| Average optical Power | Pavg | -5.0 | - | 2 | dBm | 1 | |||
| Laser off power | Poff | - | - | -30 | dBm | - | |||
| Side mode suppression ratio | - | 30 | - | - | - | - | |||
| Extinction ratio | ER | 3.5 | - | - | dB | - | |||
| Optical return loss tolerance | - | - | - | -12 | dB | - | |||
Receiver |
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| Center wavelength | λr | 1325 | 1331 | 1337 | nm | - | |||
| 1265 | 1271 | 1277 | nm | - | |||||
| Receiver sensitivity | Sen | - | - | -9 | dB | 2 | |||
| Los assert | LOSA | -30 | - | - | dBm | - | |||
| Los dessert | LOSD | - | - | -16 | dBm | - | |||
| Los hysteresis | LOSH | 0.5 | - | - | dB | - | |||
| Overload | - | 2 | - | - | dBm | - | |||
Notes: 1. Average power figures are informative only, per IEEE802.3cc. 2. Receiver sensitivity is informative. Shall be measured with conformance test signal for . BER =5x 10-5 . |
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ABSOLUTE MAXIMUM RATINGS
| Parameter | Symbol | Min. | Typ. | Max. | Unit | Note | |||
| Maximum supply voltage | Vcc | 0 | - | 3.6 | V | - | |||
| Storage temperature | TS | -40 | - | 85 | °C | - | |||
| Case operating temperature | TA | 0 | - | 70 | °C | Commercial | |||
| Relative humidity | RH | 0 | - | 85 | % | 1 | |||
Notes: Non-condensing. |
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ELECTRICAL CHARACTERISTICS
| Parameter | Symbol | Min. | Typ. | Max. | Unit | Note | |||
| Supply voltage | VCC | 3.14 | - | 3.46 | V | - | |||
| Supply current | Icc | - | - | 300 | mA | Commercial | |||
| 360 | mA | Extended | |||||||
| 360 | mA | Industrial | |||||||
| Power consumption | P | - | - | 1 | W | Commercial | |||
| 1.2 | W | Extended | |||||||
| 1.2 | W | Industrial | |||||||
| Data rate | R | 24.3 | - | 26.5 | Gb/s | - | |||
| Fiber Length | L | - | - | 10 | KM | - | |||
Transmitter (Tx) |
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| Input differential impedance | Rin | - | 100 | - | Ω | 1 | |||
| Differential data input swing | Vin,pp | 180 | - | 700 | mV | 2 | |||
| Transmit disable voltage | VD | 2 | - | Vcc | V | - | |||
| Transmit enable voltage | VEN | Vee | - | Vee+0.8 | V | - | |||
Receiver (Rx) |
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| Single ended output voltage tolerance |
V | -0.3 | - | 4 | V | - | |||
| Rx output diff voltage | Vo | 180 | - | 450 | mV | - | |||
| LOS fault | VLOS fault | 2 | - | VccHOST | V | 4 | |||
| LOS normal | VLOS norm | Vee | - | Vee+0.8 | V | 4 | |||
| Notes: 1.Connected directly to TX data input pins. AC coupling from pins into laser driver IC. 2.Per SFF-8431 Rev 3.0 3.Into 100 ohms differential termination. 4.LOS is an open collector output. Should be pulled up with 4.7kΩ – 10kΩ on the host board. Normal operation is logic 0; loss of signal is logic 1. Maximum pull-up voltage is 5.5V. |
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OPTICAL CHARACTERISTICS
| Parameter | Symbol | Min. | Typ. | Max | Unit | Notes | |||
Transmitter (Tx) |
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| Center wavelength | λt | 1295 | 1271 | 1277 | nm | - | |||
| 1325 | 1331 | 1337 | nm | - | |||||
| Average optical power | PAVE | -2 | - | 4 | dBm | 1 | |||
| Spectral width(-20dB) | △λ | - | - | 1 | nm | - | |||
| Laser off power | Poff | - | - | -30 | dBm | - | |||
| Side mode suppression ratio | - | 30 | - | - | - | - | |||
| Extinction ratio | ER | 3.5 | - | - | dB | - | |||
| Optical return loss tolerance | - | - | - | -12 | dB | - | |||
Receiver (Rx) |
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| Center wavelength | λr | 1325 | 1331 | 1337 | nm | - | |||
| 1265 | 1271 | 1277 | nm | - | |||||
| Receiver sensitivity | Sen | - | - | -13 | dBm | 2 | |||
| Overload | - | 2 | - |  - |
dBm | 2 | |||
| LOS de-assert | LOSA | - |  - |
-14 | dBm | - | |||
| Los assert | LOSA | -30 | -23 | - | dBm | - | |||
| Los hysteresis | - | 0.5 | - |  - |
dB | - | |||
Notes: 1.Average Power figures are informative only, per IEEE802.3cc. 2.Receiver sensitivity is informative. Shall be measured with conformance test signal for . BER =5x 10-5 . |
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DIGITAL DIAGNOSTIC SPECIFICATIONS
| Parameter | Symbol | Units | Min. | Max. | Accuracy | Note | |||
| Transceiver temperature | T | - | 0 | +70 | ±5 ºC | Commercial | |||
| Transceiver supply voltage | DDVoltage | V | 3.15 | 3.15 | ±3% | - | |||
| Transmitter bias current | DDBias | mA | 0 | 35 | ±10% | - | |||
| Transmitter output power | DDTx-Power | dBm | -5 | +5 | ±3dB | - | |||
| Receiver average optical input power | DDRx-Power | dBm | -16 | -3 | ±3dB | - | |||
TIMING CHARACTERISTICS
| Parameter | Symbol | Min. | Typ. | Max. | Unit | ||||
| TX_disable assert time | t_off | - | - | 100 | us | ||||
| TX_disable negate time | t_on | - | - | 2 | ms | ||||
| Time to initialize 2-wire interface | t_2w_start_up | - | - | 300 | ms | ||||
| Time to initialize | t_start_up | - | - | 300 | ms | ||||
| Time to initialize cooled module and time to power up a cooled module to power level II | t_start_up_cooled | - | - | 90 | s | ||||
| Time to power up to level II | t_power_level2 | - | - | 300 | ms | ||||
| Time to power down from level II | t_power_down | - | - | 300 | ms | ||||
| Tx_fault assert | Tx_Fault_on | - | - | 1 | ms | ||||
| Tx_fault assert for cooled module | Tx_Fault_on_cooled | - | - | 50 | ms | ||||
| TX_FAULT reset | t_reset | 10 | - | - | us | ||||
| Rx_LOS assert delay | t_los_on | - | - | 100 | us | ||||
| Rx_LOS negate delay | t_los_off | - | - | 100 | us | ||||
PIN ASSIGNMENT
| Pin | Symbol | Name/Description | Plug Seq. | ||||||
| 1 | VeeT | Module transmitter ground | 1 | ||||||
| 2 | TX fault | Module transmitter fault | 2 | ||||||
| 3 | TX disable | Transmitter disable; turns off transmitter laser output | 3 | ||||||
| 4 | SDL | 2 wire serial interface data input/output (SDA) | 4 | ||||||
| 5 | SCL | 2 wire serial interface clock input (SCL) | 4 | ||||||
| 6 | MOD_ABS | Module absent, connect to VeeR or VeeT in the module | 2 | ||||||
| 7 | RS0 | Rate select0: module inputs and are pulled low to VeeT with > 30kΩ resistorsin the module. | - | ||||||
| 8 | LOS | Receiver Loss of signal indication | - | ||||||
| 9 | RS1 | Rate select1: module inputs and are pulled low to VeeT with > 30kΩ resistorsin the module. | - | ||||||
| 10 | VeeR | Module receiver ground | 1 | ||||||
| 11 | VeeR | Module receiver ground | 1 | ||||||
| 12 | RD- | Receiver inverted data out put | - | ||||||
| 13 | RD+ | Receiver non-inverted data out put | - | ||||||
| 14 | VeeR | Module receiver ground | 1 | ||||||
| 15 | VccR | Module receiver 3.3V supply | - | ||||||
| 16 | VccT | Module transmitter 3.3V supply | - | ||||||
| 17 | VeeT | Module transmitter ground | 1 | ||||||
| 18 | TD+ | Transmitter non-inverted data out put | - | ||||||
| 19 | TD- | Transmitter inverted data out put | - | ||||||
| 20 | VeeT | Module transmitter ground | 1 | ||||||
| Notes: 1.The module ground pins shall be isolated from the module case. 2.This pin is an open collector/drain output pin and shall be pulled up with 4.7K-10Kohms to Host_Vcc on the host board. 3.This pin shall be pulled up with 4.7K-10Kohms to VccT in the module. 4.This pin is an open collector/drain output pin and shall be pulled up with 4.7K-10Kohms to Host_Vcc on the host board. |
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PRODUCT PACKAGING
PRODUCT CERTIFICATION
QUALITY ADVANTAGE
COMPATIBLE BRANDS
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