| 产品型号 | JFTSM-SFP28-25-13-03(ESR)-LCD | 工厂品牌 | JFOPT嘉富 |
| 封装形式 | SFP28 | 光口类型 | 双联LC |
| 最高总速率 | 25.78G | 每通道速率/strong> | - |
| 最大传输距离 | 300m | ||
| 工作波长 | 1310nm | 工作电压 | 3.3V |
| 光纤型号 | SMF | 纤芯尺寸 | 9/125 |
| 发射器类型 | DFB | 接收器类型 | PIN |
| 发射功率 | -5~2dBm | 接收灵敏度 | <-8.5dBm |
| 数字诊断 | YES | 接收过载 | - |
| 功耗 | <1W | 支持协议 | SFF-8472, SFF-8024, SFF-8431, SFF-8432, IEEE 802.3 by, IEEE 802.3cc |
| 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 1310nm 300m ESR LC DX 光模块是一款高性能光纤收发器件，专为通过单模光纤进行25Gbps速率的光数据传输与接收而设计。该模块搭载1310nm分布式反馈（DFB）激光器，支持最远300米的传输距离。该光模块符合多项行业标准规范，包括SFF-8472、SFF-8402、SFF-8432以及SFF-8431相关章节的要求。同时集成数字诊断监控功能（依据SFF-8472标准定义），可通过两线串行接口实现状态监测。
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
| Built-in macom chip, max. power consumption 1W | Certified and tested in targeted switch for superior performance, quality, and reliability |
应用范围
APPLICATION
| 25GBASE-LR-S | 25G Ethernet / data center |
符合标准
STANDARD COMPLIANCE
产品规格
PRODUCT SPECIFICATIONS
| Part number | Form factor | Data rate (Gb/s) |
Laser | Optical power (dBm) |
Detector | Receiver sensitivity (OMA)(dBm) |
Temp(℃) | Reach （km） |
DDM |
| JFTSM-SFP28-25-13-03(ESR)-LCD | SFP28 | 25.78125 | 1310nmDFB | -5~2 | PIN | <-8.5 | 0~70 | 0.3 | Y |
绝对最大额定值
ABSOLUTE MAXIMUM RATINGS
Recommended Storage Conditions |
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| Parameter | Symbol | Min. | Max. | Unit | |||||
| Storage temperature range | Ts | -45 | 85 | °C | |||||
| Relative humidity | RH | 0 | 95 | % | |||||
| Supply voltage | Vcc | -0.3 | 4.0 | V | |||||
Recommended Operating Conditions |
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| Parameter | Symbol | Min. | Typ. | Max. | Unit | ||||
| Operating case temperature range | TOPR | 0 | - | 70 | ℃ | ||||
| Power supply voltage | Vcc | 3.14 | 3.3 | 3.46 | V | ||||
| Bit rate | BR | - | 25.78 | - | Gb/s | ||||
| Max supported link length | L | 0.3 | - | - | km | ||||
电气端口定义
ELECTRICAL PORTS DEFINITION
| Parameter | Symbol | Unit | Min. | Typ. | Max. | Note | |||
| Supply voltage | Vcc | V | 3.14 | 3.3 | 3.46 | - | |||
| Supply current | Icc | mA | - | 300 | - | - | |||
Transmitter |
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| Input differential impedance | RIN | Ω | - | 100 | - | - | |||
| Single ended data input swing | VIN | mVp-p | 90 | - | 450 | - | |||
| Transmit disable voltage | VDIS | V | 2 | - | VCCHOST | - | |||
| Transmit enable voltage | VEN | V | VEE | - | VEE+0.8 | - | |||
| Transmit fault assert voltage | VFA | V | 2.2 | - | VCCHOST | - | |||
| Transmit fault de-assert voltage | VFDA | V | VEE | - | VEE+0.4 | - | |||
Receiver |
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| Single ended data output Swing | VOD | mVp-p | 225 | - | 375 | - | |||
| LOS fault | VLOSFT | V | 2.2 | - | VCCHOST | - | |||
| LOS normal | VLOSNR | V | VEE | - | VEE+0.4 | - | |||
光端口定义
OPTICAL PORTS DEFINITION
| Parameter | Symbol | Unit | Min. | Typ. | Max. | Note | |||
Transmitter |
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| Center wavelength | λ | nm | 1260 | 1310 | 1360 | - | |||
| Spectral width | SMSR | dBm | 30 | - | - | - | |||
| Optical modulation amplitude | POMA | dBm | -4 | - | 2.2 | - | |||
| Optical output power | Pav | dBm | -5 | - | 2 | - | |||
| Extinction ratio | ER | dB | 3 | - | - | - | |||
| Transmitterand dispersion penalty | TDP | dB | - | - | 1 | - | |||
| Average launch power of OFF transmitter | POFF | dBm | - | - | -30 | - | |||
Receiver |
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| Center wavelength | λ | nm | 1260 | - | 1360 | - | |||
| Overload | - | dBm | 2 | - | - | - | |||
| Receiver power (OMA) | POMA | dBm | - | - | -8.5 | 1 | |||
| Assert LOS | LOSA | dBm | -30 | - | - | - | |||
| De-assert LOS | LOSD | dBm | - | - | -16 | - | |||
| LOS hysteresis | - | dB | 0.5 | - | - | - | |||
*Notes: Measured with 25.78125Gb/s, PRBS 231-1, NRZ, ER>4dB, BER<5E-5 |
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引脚功能定义
PIN FUNCTION DEFINITIONS
| Pin No. | Symbol | Logic | Description | ||||||
| 1,17,20 | 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 |
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| 13 | RD+ | CML output | Receiver non-inverted data output, internally AC coupled and terminated |
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| 15 | VccR | - | Receiver power 3.3V supply | ||||||
| 16 | VccT | - | Transmitter power 3.3V supply | ||||||
| 18 | TD+ |
        LVTTL input
|
Transmitter non-inverted data input,internally AC coupled and terminated | ||||||
| 19 | TD- | LVTTL input | Transmitter inverted data input, internally AC coupled and terminated | ||||||
产品包装
PRODUCT PACKAGING
产品认证
PRODUCT CERTIFICATION
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