產品型號 | JFTSM-SFP28BD-25-1213-10(LR)-LC | 工廠品牌 | JFOPT嘉富 |
封裝形式 | SFP28 | 光口類型 | 單聯 LC |
最高總速率 | 25.78Gbps | 每通道速率 | - |
最大傳輸距離 | 10km | ||
工作波長 | 1270nm-TX/1330nm-RX | 工作電壓 | 3.3V |
光纖型號 | SMF | 纖芯尺寸 | 9/125 |
發射器類型 | DFB BiDi | 接收器類型 | PIN |
發射功率 | -2~4dBm | 接收靈敏度 | <-13dBm |
數字診斷(DOM) | YES | 接收過載 | 2dBm |
功耗 | <1W | 支持協議 | MSA, CPRI, eCPRI |
工作溫度(商業級) | 0℃~+70℃ | 儲存溫度(商業級) | -40℃~+85℃ |
JFOPT嘉(jia)(jia)富持續投(tou)入(ru)光模(mo)塊(kuai)生(sheng)產(chan)領(ling)域(yu),產(chan)品覆蓋1*9、SFP、10G、25G、100G、200G、400G、800G GPON/EPON/XG/XGSPON OLT等(deng)全系(xi)列光模(mo)塊(kuai)。同(tong)時為下(xia)游同(tong)行提供TOSA、ROSA、BOSA等(deng)光器件半(ban)成(cheng)品解決方(fang)案。JFOPT嘉(jia)(jia)富生(sheng)產(chan)線具備日產(chan)量一萬只(zhi)光模(mo)塊(kuai)、兩萬只(zhi)光器件的能力。此外,JFOPT嘉(jia)(jia)富光模(mo)塊(kuai)擁有(you)業(ye)界領(ling)先(xian)的耐高溫(wen)、抗干擾特性,廣泛(fan)應(ying)用于計算中心、運營(ying)商、交(jiao)通安防、電力設(she)施等(deng)行業(ye)領(ling)域(yu)。
JFOPT SFP28 BIDI 25G 1270/1330nm 10km LR LC SX光模(mo)塊是專為(wei)以太網鏈路設計(ji)的高性能模(mo)塊,支持高達25.78Gbps的數據傳輸(shu)(shu)速率及10公(gong)里傳輸(shu)(shu)距離。該系列光收發器符合SFF-8472標準,兼容SFF-8432及SFF-8431相(xiang)關章節規范,同時依據2011/96/EU歐(ou)盟指令滿足RoHS標準且無(wu)鉛環(huan)保,為(wei)高速網絡應(ying)用提供(gong)可靠環(huan)保的解決方案。
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 |
25GE LR | eCPRI & CPRI |
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 . |
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. |
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 4.7k? – 10k? on the host board. Normal operation is logic 0; loss of signal is logic 1. Maximum pull-up voltage is 5.5V. |
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 . |
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 | - |
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 | 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 > 30k? resistorsin the module. | - | ||||||
8 | LOS | Receiver Loss of signal indication | - | ||||||
9 | RS1 | Rate select1: module inputs and are pulled low to VeeT with > 30k? 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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