| 产品型号 | SFP28-25-CW-10-LCD | 工厂品牌 | JFOPT |
| 封装形式 | SFP28 | 光口类型 | Duplex LC |
| 最高总速率 | 25.78G | 每通道速率 | 14.025Gbps |
| 最大传输距离 | 10km | ||
| 工作波长 | 1270/1290/1310/1330/1350/1370/ 1470/1490/1510/1530/1550/1570nm |
工作电压 | 3.3V |
| 光纤型号 | SMF | 纤芯尺寸 | 9/125 |
| 发射器类型 | DFB CWDM | 接收器类型 | PIN |
| 发射功率 | 0~6dBm | 接收灵敏度 | <-14dBm |
| 数字诊断(DOM) | YES | 接收过载 | - |
| 功耗 | 1.3W | 支持协议 | MSA,CPRI, eCPRI |
| 工作温度(商业级) | 0℃~+70℃ | 储存温度（商业级） | -40℃~+85℃ |
生产线介绍
PRODUCTION LINE INTRODUCTION
JFOPT嘉富持续投入光模块生产领域，产品覆盖1*9、SFP、10G、25G、100G、200G、400G、800G GPON/EPON/XG/XGSPON OLT等全系列光模块。同时为下游同行提供TOSA、ROSA、BOSA等光器件半成品解决方案。JFOPT嘉富生产线具备日产量一万只光模块、两万只光器件的能力。此外，JFOPT嘉富光模块拥有业界领先的耐高温、抗干扰特性，广泛应用于计算中心、运营商、交通安防、电力设施等行业领域。
产品介绍
PRODUCT PRESENTATION
JFOPT SFP28 25G CWDM 10公里 LC DX光模块是一款专为25GBase-CWDM连接设计的高性能模块，可在单模光纤（SMF）上实现高达25Gbps的数据传输，传输距离达10公里。该模块工作波长范围为1270nm至1370nm，采用LC双工连接器，是25G以太网、电信和数据中心应用的理想选择。完全符合SFP28 MSA、CPRI和eCPRI标准，确保在高速网络环境中实现无缝集成和可靠性能。
光模块系列产品
TRANSCEIVER SERIES PRODUCTS
生产及检测设备
PRODUCTION & TESTING EQUIPMENT
产品特点
FEATURES
| Universal SFP28 MSA package with duplex LC connector | Uncool DML laser and PlN photodetector | ||||||||
| International class 1 laser safety certifled |
应用范围
APPLICATION
| 25GBASE ethernet | CPRI option 10 / eCPRI | |||||||
符合标准
STANDARD COMPLIANCE
绝对最大额定值
ABSOLUTE MAXIMUM RATINGS
| Parameter | Symbol | Min. | TyP. | Max. | Unit | ||||
| Storage temperature | TS | -40 | - | 85 | °C | ||||
| Supply currnt | TS | - | - | 330 | mA | ||||
| Maximum power dissipation | PD | - | - | 1 | W | ||||
| Aggregate bit rate | ABR | 24.33 | - | 25.78 | Gb/s | ||||
| Operating distance | - | 2 | - | 10000 | m | ||||
建议的操作条件
RECOMMENDED OPERSTING CONDITIONS
| Parameter | Symbol | Min. | TyP. | Max. | Unit | ||||
| Operating case temperature | TOP | 0 | - | 70 | °C | ||||
| Power supply voltage | VCC | 3.13 | 3.3 | 3.46 | V | ||||
| Instantaneous peak current at hot plug | ICC_IP | - | - | 400 | mA | ||||
| Sustained peak current at hot plug | ICC_SP | - | - | 330 | mA | ||||
光学特性
OPTICAL CHARACTERISTICS
| Parameter | Symbol | Min. | Typ. | Max. | Unit | Note | |||
Transmitter |
|||||||||
| Nominal wavelength | λC0 | 1264.5 1284.5 1304.5 1324.5 1344.5 1364.5 |
1271 1291 1311 1331 1351 1371 |
1277.5 1297.5 1317.5 1337.5 1357.5 1377.5 |
nm | - | |||
| Side-mode suppression ratio | SMSR | 37 | - | - | dB | - | |||
| Spectral width | Δλ | - | - | 1 | nm | - | |||
| OFF_average power | POFF | - | - | -40 | dBm | - | |||
| Average optical power | POUTL | 0 | - | 6 | dBm | - | |||
| Optical modulation amplitude | OMA | 0 | - | 6 | dBm | - | |||
| Extinction ratio | ER | 3.5 | - | - | dB | - | |||
| Transmitter and dispersion penalt (1271/1291/1311nm/1331 nm) |
TDP | - | - | 3 | dB | - | |||
| Transmitter and dispersion penalty(1351/1371nm) | 4.5 | ||||||||
| Optical return loss tolerance | ORLT | - | - | 20 | dB | - | |||
| Eye mask margin | - | 10@25℃ 5@70℃&0℃ |
- | - | % | 1 | |||
| Crossing | - | 40 | 50 | 60 | % | - | |||
Receiver |
|||||||||
| Center wavelength | λC0 | 1271 | - | 1371 | nm | - | |||
| Parameter | Symbol | Min. | Typ. | Max. | Unit | Note | |||
| Overload input optical power | PMAX | 3 | - | - | dBm | - | |||
| Receiver sensitivity_OMA | BOL | - | - | -14.5 | dBm | 2 | |||
| Receiver sensitivity (OMA) | EOL | - | - | -14 | dBm | - | |||
| Optical return loss | ORL | 27 | - | - | dBm | - | |||
| Receiver reflectance | RXR | - | - | -30 | dBm | - | |||
| LOS de-assert | LOSD | - | - | -17 | dBm | - | |||
| LOS assert | LOSA | -30 | - | - | dBm | - | |||
| LOS hysteresis | - | 0.5 | - | 4 | dB | - | |||
Notes: 1 . EYE Mask Margin test conditions, sample waveform ≥1000 wfms, Hit Ratio 5E-5. 2. Measured with a PRBS 231-1 test pattern @25.78125Gbps, BER≤5E-5. |
|||||||||
电气特性
ELECTRICAL CHARACTERISTICS
| Parameter | Symbol | Min. | Typ. | Max. | Unit | ||||
| Supply voltage | VCC | 3.14 | 3.3 | 3.46 | V | ||||
| Supply current | ICC | - | - | 330 | mA | ||||
Transmitter |
|||||||||
| Input differential impedance | Rin | - | 100 | - | Ω | ||||
| Single ended data input swing | VIN | 90 | - | 450 | mVp-p | ||||
| Transmit disable voltage | VDIS | 2 | - | VCCHOST+0.3 | V | ||||
| Transmit enable voltage | VEN | VEE | - | VEE+0.8 | V | ||||
| Transmit fault assert voltage | VFA | 2.2 | - | VCCHOST+0.3 | V | ||||
| Transmitfault de-assert voltage | VFDA | VEE | - | VEE+0.4 | V | ||||
Receiver |
|||||||||
| Single ended data output swing | VOD | 225 | - | 375 | mVp-p | ||||
| LOS fault | LOS_FT | 2.2 | - | VCCHOST+0.3 | V | ||||
| LOS normal | LOS_Nor | VEE | - | VEE+0.4 | V | ||||
引脚定义
PIN DEFINITIONS
引脚描述
PIN DESCRIPTION
| Pin No. | Symbol | Logic | Description | ||||||
| 1,7,20 | VeeT | - | Connected to signal ground on the host board. | ||||||
| 2 | TX fault | LVTTL output | Module transmitter fault output | ||||||
| 3 | TX disable | LVTTL input | Module transmitter disable control | ||||||
| 4 | SDA | LVTTL input/output | 2-wire serial interface data | ||||||
| 5 | SCL | LVTTL input/output | 2-wire serial interface clock | ||||||
| 6 | MOD_ABS | - | Module absent (connected to module ground) | ||||||
| 7 | RS0 | LVTTL input | Rate select 0 (Rx): Low=CDR Bypass; high=CDR select | ||||||
| 8 | LOS | LVTTL output | Receiver loss of signal | ||||||
| 9 | RS1 | LVTTL input | Rate select 1 (Tx): Low=CDR Bypass; high=CDR select | ||||||
| 10,11,14 | VeeR | - | Connected to signal ground on the host board. | ||||||
| 12 | RD- | CML output | Receiver inverted data output, internally AC coupled and terminated. | ||||||
| 13 | RD+ | CML output | Receiver non-inverted data output, internally AC coupled and terminated. | ||||||
| 15 | VccR | - | Receiver power 3.3V supply | ||||||
| 16 | VccT | - | Transmitter power 3.3V supply | ||||||
| 18 | TD+ | CML input | Transmitter non-inverted data input, internally AC coupled and terminated. | ||||||
| 19 | TD- | LVTTL output | Transmitter inverted data Input, internally AC coupled and terminated | ||||||
数字诊断监测规范
DIGITAL DIAGNOSTIC MONITORING SPECIFICATIONS
| Parameter | Range | Accuracy | Unit | ||||||
DDM Accuracy |
|||||||||
| Operating case temperature | 0 to 70 | ±3 | ℃ | ||||||
| Voltage | 3.13 to 3.46 | ±3% | V | ||||||
| Tx bias current (each lane) | 20 to 80 | ±10 % | mA | ||||||
| Tx output power (each lane) | 0 to 6 | ±2 | dB | ||||||
| Rx power (each lane) | -14.5 to 3 | ±2 | dB | ||||||
| Parameter | Comments | Unit | |||||||
DDM alarm & warning threshold |
|||||||||
| Temp high alarm | 75 | ℃ | |||||||
| Temp low alarm | -5 | ℃ | |||||||
| Temp high warning | 70 | ℃ | |||||||
| Temp low warning | 0 | ℃ | |||||||
| VCC high alarm | 3.63 | V | |||||||
| VCC low alarm | 2.97 | V | |||||||
| VCC high warning | 3.46 | V | |||||||
| VCC low warning | 3.13 | V | |||||||
| Tx bias high alarm | 100 | mA | |||||||
| Tx bias low alarm | 10 | mA | |||||||
| Tx bias high warning | 80 | mA | |||||||
| Tx bias low warning | 20 | mA | |||||||
| Tx power high alarm | 8.2 | dBm | |||||||
| Tx power low alarm | -3 | dBm | |||||||
| Tx power high warning | 6 | dBm | |||||||
| Tx power low warning | 0 | dBm | |||||||
| Rx power high alarm | 5 | dBm | |||||||
| Rx power low alarm | -16.5 | dBm | |||||||
| Rx power high warning | 3 | dBm | |||||||
| Rx power low warning | -14.5 | dBm | |||||||
产品包装
PRODUCT PACKAGING
产品认证
PRODUCT CERTIFICATION
质量优势
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