JFOPT EPON OLT PX20+ 3dBm SFP光模块 | 1.25G 双波长 20公里

产品型号	JFTSM-SFP-EPON-PX20+1.25-1413-20-SCS	工厂品牌	JFOPT嘉富
封装形式	SFP	光口类型	SC
最高总速率	1.25Gbps	每通道速率
最大传输距离	20km
工作波长	1490/1310nm	工作电压	3.3V
光纤型号	SMF	纤芯尺寸	9/125
发射器类型		接收器类型
发射功率		接收灵敏度
数字诊断	YES	接收过载
支持协议
工作温度(商业级)		储存温度（商业级）
工作温度(工业级)		储存温度（工业级）
工作温度(扩展级)		储存温度（扩展级）

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 EPON OLT PX20+ 3dBm光模块是一款面向OLT设备的双向1.25G SFP模块，通过单模光纤(SMF)实现1490nm下行与1310nm上行传输，传输距离达20公里。该模块采用SC接口，符合PX20+等级标准并提供3dBm光功率预算，其发射输入及接收输出数据线均配置100欧姆差分终端；内部交流耦合设计保障优质信号终端性能，同时通过最小化差分至共模转换，有效提升信号完整性并降低电磁干扰(EMI)。

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

1.25Gb/s serial optical interface compliant to 802.3AH specifications small form factor pluggable module “SFP”					1490 nm DFB transmitter, 1310 nm APD photodetector BURST receiver
All-metal housing for superior EMI performance					Operating case temperature: 0 to 70 °C or-40 to 85 °C
Low power consumption					Cost effective OLT solution

应用范围

APPLICATION

GEPON networks

FTTX

符合标准

STANDARD COMPLIANCE

订购信息

ORDER INFORMATION

Part No.	Data Rate	Tx Power	Connector Type	Fiber Type	Distance	Temp.	DDMI
JFTSM-SFP-EPON-PX20+1.25-1413-20-SCS	1.25GBPs	2.5~7dBm	SC	Single Fiber	20km	0~+70°C	YES

绝对最大额定值

ABSOLUTE MAXIMUM RATINGS

Parameter	Symbol	Min.	Max.	Unit
Power Supply Voltage	VCC	0	3.6	V
Storage Temperature	Tc	-40	85	℃
Operating Case Temperature	Tc	0	70	℃
	TI	-40	85
Relative Humidity	RH	5	95	%
RX Input Average Power	Pmax	-	-7	dBm
These values represent the damage threshold of the module. Stress in excess of any of the individual Absolute maximum ratings can cause immediate catastrophic damage to the module even if all other parameters are within recommended operating conditions.

推荐操作环境

RECOMMENDED OPERATING ENVIRONMENT

Parameter	Symbol	Min.	Typical	Max.	Unit
Power Supply Voltage	VCC	3.135	3.3	3.465	V
Power Supply Current	Icc	-	-	300	mA
Operating Case Temperature	TC	0	25	70	℃
	TI	-40	25	85
Recommended operating environment specifies parameters for which the electrical and optical characteristics hold unless otherwise noted.

光学特性

OPTICAL CHARACTERISTICS

Parameters	Unit	Values
Operating Reach	m	2 - 20K
Transmitter
Center Wavelength	nm	1490
Side Mode Suppression Ratio (min)	dB	30
Launched power
– maximum (Average)	dBm	7
– minimum (Average)	dBm	2.5
Average Launch Power of OFF Transmitter (max)	dBm	-30
Extinction Ratio (min)	dB	9
Optical Return Loss Tolerance (min)	dB	12
Receiver
Center Wavelength (range)	nm	1310
Receive Overload (max) in Average Power(note 1)	dBm	-8
Receive Sensitivity (min) in A Power(note 1)	dBm	-30
Receiver Reflectance (max)	dB	-12
Los Assert(min)	dBm	-33
Los Dessert(max)	dBm	-30
Los Hysteresis(min)	dB	0.5
Receiver power (damage, Max)	dBm	-7
Notes: 1. Average optical power shall be measured using the methods specified in TIA/EIA-455-95. 2. Power budget is defined as the different between the Rx sensitivity andthe Tx output power of the interface.

电气特性

ELECTRICAL CHARACTERISTICS

Parameter	Symbol	Min.	Typical	Max	Unit	Notes
Data Rate	-	-	1.25	-	Gbps	-
Power Consumption	-	-	800	1000	mW	-
Transmitter
Single Ended Output Voltage Tolerance	-	-0.3	-	4	V	-
Common Mode Voltage Tolerance	-	15	-	-	mV	-
Tx Input Diff Voltage	VI	180	-	1200	mV	-
Tx Fault	VoL	-0.3	-	0.4	V	At 0.7mA
Data Dependent Input Jitter	DDJ	-	-	0.1	UI	-
Data Input Total Jitter	TJ	-	-	0.28	UI	-
Receiver
Single Ended Output Voltage Tolerance	-	-0.3	-	4	V	-
Rx Output Diff Voltage	Vo	300	‐	1000	mV	LOS Assert Time LOS De‐assert Time
LOS Assert Time	TAssert	‐	‐	500	ns
LOS De‐assert Time	TDeassert	‐	‐	500	ns
Receiver Threshold Settling Time	TSETTLING	‐	‐	250	ns

数字诊断功能

DITITAL DIAGNOSTIC FUNCTIONS

Parameter	Symbol	Min.	Max	Unit	Notes
Temperature Monitor Absolute Error	DMI_Temp	-3	3	degC	Over Operating Temp
Laser Power Monitor Absolute Error	DMI_TX	-3	3	dB	-
Supply Voltage Monitor Absolute Error	DMI_VCC	-0.08	0.08	V	Full Operating Range
Bias Current Monitor	DMI_Ibias	-10%	10%	mA	-

OLT SFP模块引脚定义

OLT SFP MODULE PIN DEFINITION

PIN	Logic	Symbol	Name / Description	Note
1	-	VeeT	Module Transmitter Ground	1
2	LVTTL-O	TX_Fault	Module Transmitter Fault	-
3	LVTTL-I	TX_Dis	Transmitter Disable; Turns off Transmitter Laser Output	-
4	LVTTL-I/O	SDA	2-Wire Serial Interface Data Line	2
5	LVTTL-I	SCL	2-Wire Serial Interface Clock	2
6	-	MOD_DEF0	Module Definition, Grounded in the Module	-
7	LVTTL-I	RS0	Receiver Rate Select	-
8	LVTTL-O	RX_LOS	Receiver Loss of Signal Indication Active LOW	-
9	LVTTL-I	RS1	Transmitter Rate Select (not used)	-
10	-	VeeR	Module Receiver Ground	1
11	-	VeeR	Module Receiver Ground	1
12	LVPECL-O	RD-	Receiver Inverted Data Output	-
13	LVPECL-O	RD+	Receiver Data Output	-
14	-	VeeR	Module Receiver Ground	1
15	-	VccR	Module Receiver 3.3 V Supply	-
16	-	VccT	Module Receiver 3.3 V Supply	-
17	-	VeeT	Module Transmitter Ground	1
18	CML-I	TD+	Transmitter Non-Inverted Data Input	-
19	CML-I	TD-	Transmitter Inverted Data Input	-
20	-	VeeT	Module Transmitter Ground	1
Note: 1. Module ground pins GND are isolated from the module case. 2. Shall be pulled up with 4.7K-10Kohms to a voltage between 3.15V and 3.45V on the host board.

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