SFP28 Transceiver,25G,LR,1310nm

Description
The F-tone Networks FTCS-1325G-10D is a single-Channel, Pluggable, Fiber-Optic SFP28 for 25 Gigabit Ethernet Applications. It is a high performance module for short-range data communication and interconnect applications which operate at 25.78125 Gbps up to 10km. This module is designed to operate over single mode fiber systems using a nominal wavelength of 1310nm. The electrical interface uses a 20 contact edge type connector. The optical interface uses duplex LC receptacle. This module incorporates F-tone Networks proven circuit and technology to provide reliable long life, high performance, and consistent service.

Features
● Hot-pluggable SFP28 form factor
● Supports 25Gbps data rate
● Maximum link length of 10km
● 1310nm DFB laser and PIN photo-detector
● Internal CDR on both Transmitter and Receiver channel
● Duplex LC receptacle
● Single 3.3V power supply
● Power dissipation < 1.0W
● RoHS 2.0 compliant (2011/65/EU, lead free)
● Commercial case temperature range: 0°C to 70°C

Applications
● 25GBASE-LR Ethernet

Absolute Maximum Ratings

Parameter	Symbol	Min	Max	Unit
Supply Voltage	Vcc	0	3.6	V
Storage Temperature	Ts	-40	+85	°C
Operating Humidity	–	5	85	%

Recommended Operating Conditions

Parameter		Symbol	Min	Typical	Max	Unit
Operating Case Temperature	Commercial	Tc	0		+70	°C
Power Supply Voltage		Vcc	3.13	3.3	3.47	V
Power Supply Current		Icc			303	mA

Electrical Specifications

Parameter	Symbol	Min	Typical	Max	Unit
Differential Input Impedance	Zin	90	100	110	ohm
Differential Output Impedance	Zout	90	100	110	ohm
Differential Input Voltage Amplitude1	ΔVin	300		1100	mVp-p
Differential Output Voltage Amplitude2	ΔVout	500		800	mVp-p
Input Logic Level High	VIH	2.0		Vcc	V
Input Logic Level Low	VIL	0		0.8	V
Output Logic Level High	VOH	Vcc-0.5		Vcc	V
Output Logic Level Low	VOL	0		0.4	V

Note:
1、Differential input voltage amplitude is measured between TxnP and TxnN.
2、Differential output voltage amplitude is measured between RxnP and RxnN.

Optical Characteristics

Parameter	Symbol		Min	Typical	Max	Unit	Notes
Transmitter
Data rate		BR		25.78		Gbps
Centre Wavelength		λc	1295	1310	1325	nm
Spectral Width (-20dB)		σ			1	nm
Side Mode Suppression Ratio		SMSR	30			dB
Average Output Power		Pavg	-7		2	dBm
Optical Modulation Amptitude		OMA	-4		2.2	dBm
Extinction Ratio		ER	3			dB
Eye Mask Coordinates		{0.31, 0.4, 0.45, 0.34, 0.38, 0.4}
Receiver
Data rate		BR		25.78		Gbps
Centre Wavelength		λc	1295	1310	1325	nm
Average Power at Receiver			-13.3		2	dBm
Receive reflerence(max)					-26	dB
Receiver Sensitivity (OMA)		Psens	–	–	-12.0	dBm	1
Stessed receiver sensitivity(OMA)					-9.5	dBm	2
LOS De-Assert		LOSD			-12	dBm
LOS Assert		LOSA	-30			dBm
LOS Hysteresis			0.5			dB

Notes1: 
1、For 25G-LR with FEC, receiver sensitivity is defined at 5E-5 BER level, not 10-12 BER level.
2、Measured with conformance test signal at TP3 for BER=5E-5.

Mechanical Dimensions

Ordering information

Part Number	Product Description
FTCS-1325G-10D	25Gbps, 1310nm; SFP28, 10km, 0ºC ~ +70ºC

北亿纤通 | F-tone Networks

企业邮箱： sales@f-tone.com
企业手机：19081343401
企业电话：028-85255257
企业传真：028-85977702

注：本产品有全国产化型号可选
本产品为SFP28系列光模块，仅展示部分参数，如有需要，请联系我们。

Important Notice

Performance figures, data and any illustrative material provided in this data sheet are typical and must be specifically confirmed in writing by F-tone Networks before they become applicable to any particular order or contract. In accordance with the F-tone Networks policy of continuous improvement specifications may change without notice.

The publication of information in this data sheet does not imply freedom from patent or other protective rights of F-tone Networks or others. Further details are available from any F-tone Networks sales representative.ply freedom from patent or other protective rights of F-tone Networks or others. Further details are available from any F-tone Networks sales representative.dom from patent or other protective rights of F-tone Networks or others. Further details are available from any F-tone Networks sales representative.ailable from any F-tone Networks sales representative.y F-tone Networks sales representative.