CWDM-SFP25g Compatible 25g CWDM SFP28 10km Dfb/Pin Duplex LC SMF Optical Transceiver Module for Transmission, #A0059

• Wiring Devices: Fiber Optic Cabling
• Certification: RoHS
• Applications: 25gbase-Lr
• Data Rate: up to 25.78125gbps
• Power Dissipation: < 1.2W
• Part Number: Tssls-Cxxee3c
• Model NO.: TSSLS-CXXEE3C
• Tx/Rx: Dfb/Pin
• Reach: 10km
• Transport Package: Nautral or Customized
• Specification: 25G SFP28 CWDM

Product Description

 

Product Description

Features
Operating data rate up to 25.78Gbps
Up to 10km transmission distance
High sensitivity Pin photodiode and TIA
LC duplex connector
Hot pluggable 20pin connector
Low power consumption <1.2 W
0 to 70ºC operating wide temperature range
Single +3.3V±5% power supply
Compliant with SFF-8472
Fully RoHS Compliant


Applications
25GE LR
CPRI Option 10/e CPRI


Product Description
The SFP28 Transceiver is designed for use in Ethernet/eCPRI/ CPRI links up to 25.78 Gb/s data rate and up to 10 km link length.
They are compliant with SFF8472,SFF-8431,SFF-8432. Digital diagnostics functions are available via a 2-wire serial interface, as specified in SFF-8472.

Package	Data rate	Laser	Optical Power	Detector	Sensitivity	Temp	Reach	Other
SFP28	25.78G	CWDM	1.5~7dBm	PIN	< -14.dBm	0~70ºC	10km	DDM

CWDM:1271nm,1291nm,1311nm,1331nm,1351nm,1371nm


Absolute maximum rating
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.

Parameters	Symbol	Min.	Max.	Unit
Power Supply Voltage	VCC	0	+3.6	V
Storage Temperature	Tc	-40	+85	°C
Relative Humidity	RH	5	95	%
RX Input Average Power	Pmax	-	0	dBm

Recommended Operating Conditions

Parameter	Symbol	Min	Typical	Max	Unit
Supply Voltage	VCC	3.14	3.3	3.46	V
Supply current	Icc	-	-	1200	mA
Operating Case Temperature	Tc	0	-	70	ºC

Notes:
1. Supply current is shared between VCCTX and VCCRX.
2. In-rush is defined as current level above steady state current requirements.


Electrical characteristics
The following electrical characteristics are defined over the Recommended Operating Environment unless otherwise specified.

Parameter	Symbol	Min.	Typical	Max	Unit	Notes
Data Rate	VCC	-	25.78125	-	Gbps
Power Consumption	P	-	-	1500	mW
Transmitter
Input Differential Impedance	RIN		100		Ω
Single-ended Data Input Swing	VIN	90		450	mVp-p
Transmit Disable Voltage	VDIS	2		VCCHOST	V
Transmit Enable Voltage	VEN	VEE		VEE+0.8	V
Transmit Fault Assert Voltage	VFA	2		VCCHOST	V
Transmit Fault De-Assert VoltageVoltage	VFDA	VEE		VEE+0.4	V
Receiver
Single-ended Data Output Swing	VOD	200		450	mVp-p
LOS Fault	VLOSFT	2		VCCHOST	V
LOS Normal	VLOSNR	VEE		VEE+0.4	V

Optical characteristics
The following optical characteristics are defined over the Recommended Operating Environment unless otherwise specified.

Parameter	Symbol	Min.	Typical	Max	Unit	Notes
Transmitter
Center Wavelength	λ	1271,1291,1311 1331,1351,1371			nm
Wavelength Drift	Δλ	-6.5		+6.5	nm
Average Output Power	Pavg	1.5		7	dBm
Side Mode Suppression Ratio	SMSR	30	-	-	dB
Average Launch Power of OFF Transmitter	POFF	-		-30	dBm
Extinction Ratio	ER	3.5	-	-	dB
Transmitter Dispersion Penalty	TDP	-	-	2.7	dB
Receiver
Center Wavelength	λ	1260		1350	nm
Receiver Sensitivity(AVG)	RSENSE			-14.0	dBm	1
Receiver Overload (AVG)	Pmax	2.0			dBm
Optical Return Loss				-26	dB
LOS Assert	LOSA	-30	-		dBm
LOS De-Assert LOS	LOSD			-17	dBm
LOS Hysteresis	RSENSE	0.5	1.9		dB

Note:
Measured at 25.78125Gb/s, ER>3.5dB, PRBS 2³¹-1 and BER better than or equal to 5E-5;

Please visit T&S Communications Co., Ltd. website for complete information.