JFOPT QSFP28 100G CWDM4 Optical Module - 2km Duplex LC 100G Ethernet

Product model	JFTSM-QSFP28-100-CW4-2-LCD	Manufacturer brand	JFOPT
Package type	QSFP28	Optical connector	LC DX
Max data rate	100Gbps	Channel data rate	25.78125Gbps
Effective transmission distance	2km
Wavelength	1310nm	Operating voltage	3.3V
Fiber type	SMF	Core size	9/125
Transmitter type	DFB	Receiver type	IDP
TX power	-6.5~2.5dBm	Receiver sensitivity	-7.3dBm
Digital optical monitoring(DDM)	YES	Receiver overload	2.5dBm
Power consumption	<3.5W	Protocols	SFF-8665: IEEE 802.3bm. IEEE 802.3ba.
Operating temperature(Commercial)	0℃~+70℃	Storage temperature(Commercial)	-40℃~+85℃

PRODUCTION LINE INTRODUCTION

JFOPT continues to invest in optical transceiver production, covering a full range of optical transceiver such as 1*9, SFP, 10G, 25G, 100G, 200G, 400G, 800G GPON/EPON/XG/XGSPON OLT transceiver. At the same time, our company provides TOSA, ROSA, BOSA semi-finished device solutions for the downstream peer. JFOPT's production line has a daily production capacity of 10,000 optical transceivers and 20,000 optical devices. In addition, JFOPT's optical transceiver have industry-leading high temperature resistance and anti-interference capability, and are widely used in computing centers, operators, traffic security, power facilities and other industries.

PRODUCT PRESENTATION

The JFOPT QSFP28 100G CWDM4 2km LC DX Transceiver is a compact and highly integrated 4x25G module, designed to deliver exceptional reach, bandwidth, density, and cost efficiency for high port-count 100G systems and client-side 100G interfaces. It adheres to the 100G 4WDM-10 MSA, based on CWDM4 MSA version 1.1, and ensures seamless interoperability with other CWDM4 transceivers over distances of up to 2km.

TRANSCEIVER SERIES PRODUCTS

PRODUCTION & TESTING EQUIPMENT

FEATURES

Electrical interface:retimed CAUI-4 per 100G Ethernet IEEE 802.3bm Annex 83E					Hot pluggable
Link budget assumes the use of KR4 FEC bythe host					Uncooled CWDM DFB lasers,directly modulated
User controllable transmit input equalization and receiver output amplitude					Fiber connector:SMF LC duplex connector
Power dissipation<3.5W					Distance up to 2km
2-wire interface with integrated digital diagnostic monitoring					Operating case temperature:0℃~+70℃

APPLICATION

Data center interconnect

100G CWDM4 applications with FEC

STANDARD COMPLIANCE

ABSOLUTE MAXIMUM RATINGS

Parameter	Symbol	Min.	Max.	Unit
Power supply voltage	VCC	-0.5	+3.6	V
Operating case temperature	TC	-40	+85	℃
Relative humidity	RH	5	85	%

These values represent the damage threshold of the module.Stress in excess of any of the individual absolute maximum ratingscan cause immediate catastrophic damage to the module even if all other parameters are within recommended operating conditions.

RECOMMENDED OPERATING ENVIRONMENT

Parameter	Symbol	Min	Typical	Max	Unit
Power supply voltage	VCC	3.15	3.30	3.45	V
Operating case temperature	Tca	0	-	70	℃

ELECTRICAL CHARACTERISTICS

Parameter	Symbol	Min	Typical	Max	Unit	Ref
Transmitter
Input differential impedance	Rin	-	100	-	Ω	1
Single-ended input voltage tolerance	-	-0.3	-	4.0	V	-
AC common mode input voltage tolerance	-	15	-	-	mV	-
Differential input voltage	-	50	-	-	mV	-
Differential input voltage swing,per lane	Vin	190	-	1000	mV	-
Receiver
Output differential impedance	Rout	-	100	-	Ω	1
Differential output swing,per lane	Vout	300	-	900	mV	2
AC common mode output voltage tolerance	-	-	-	7.5	mV	-
Single-ended output voltage	-	-0.3	-	4.0	V	-
Notes: [1]AC coupled. [2]Into 100 ohm differentialter mination.

TRANSITTER SPECIFICATIONS-OPTICAL

Parameter		Symbol	Min	Typical	Max	Unit	-
Center wavelength	Ch0	λ0	1264.5	1271	1277.5	nm	-
	Ch1	λ1	1284.5	1291	1297.5	nm	-
	Ch2	λ2	1304.5	1311	1317.5	nm	-
	Ch3	λ3	1324.5	1331	1337.5	nm	-
Bit rate per channel		DR	25.78125±100p		Gbps		1
Side mode suppression ratio		SMSR	30	-	-	dB	-
Average launch power each lane		-	-6.5	-	2.5	dBm	7
Optical modulation amplitude(each lane)		OMA	-4.0		2.5	dBm	-
Transmit OMA per lane @TDP max		-	-2.0	-	-	dBm	2
l launch power in OMA minus TDP,each ane		OMA-TDP	-5.0	-	-	dBm	-
Transmission&dispersion penalty, each lane		TDP	-	-	3.0	dB	3
Transmitter reflectance		-	-	-	-12	dB	-
Extinction ratio		ER	3.5	-	-	dB	-
Transmitter eyemask definition{X1,X2,X3,Y1,Y2,Y3}		{0.31,0.4,0.45,0.34,0.38,0.4} CWDM4 MSA technical specifications rev 1.1
Total average launch power		Po	-	-	8.5	dBm	-
Average launch power of OFF transmitter,each lane		Poff	-	-	-30	dBm	-
Optical return loss tolerance		ORL	-	-	20	dB	-

RECEIVER SPECIFICATIONS-OPTICAL

Parameter		Symbol	Min.	Typical	Max.	Unit	-
Center wavelength	Ch0	λ0	1264.5	1271	1277.5	nm	-
	Ch1	λ1	1284.5	1291	1297.5	nm	-
	Ch2	λ2	1304.5	1311	1317.5	nm	-
	Ch3	λ3	1324.5	1331	1337.5	nm	-
BitRate per channel		DR	25.78125±100ppm			Gbps	4
Unstressed sensitivity(OMA)		OMAin	-	-	-10	dBm	5
Receiver overload		PMAX	2.5	-	-	-	-
Stressed sensitivity(OMA)		OMAin,str	-	-	-7.3	dBm	6
Optical return loss		ORL	-	-	-26	dB	-
Vertical eye closure penalty,each lane		VECP	-	-	1.9	dB	-
Stressed eye J2 jitter,each lane		J2	-	-	0.3	UI	-
Stressed eye J9 jitter,each lane		J9	-	-	0.5	UI	-
Stressed eye J4 jitter,each lane		J4	-	-	0.48	UI	-
SRS eye mask definition{X1,X2,X3,Y1, Y2,Y3}		{0.39,0.5,0.5,0.39,0.39,0.4} CWDM4 MSA Technical Specifications Rev 1.1					-
Damage threshold,eachlane		-	3.5	-	-	dB	-
Notes: [1]Transmitter consists of 4lasersoperating at25.78Gb/s each. [2]At maximum TDP. [3]TDP value does not include MPI penalty. [4]Receiver consists of4 photodetectors operating at 25.78Gb/s each. [5]Sensitivity is specified at 5x10-5 BER. [6]Measured with CWDM4 MSA2 conformance test signal at TP3 for 5x10-5BER. [7]Power value and power accuracy are with allchannels on.

GENERAL SPECIFICATIONS

Parameter	Symbol	Min.	Typical	Max.	Unit	Ref.
Bit rate(all wavelengths combined)	BR	-	-	103.1	Gb/s	-
BitError ratio @25.78Gb/s	BER	-	-	5x10-5	-	1
Maximum supported distances
Fiber type	-	-	-	-	-	-
SMF per G.652	LossBdgt	-	-	5	dB	2
Notes: [1]Tested with a 231-1PRBS. [2]This 5dB loss budget includes2.5dB optical coding gain from FEC on the host [RS-FEC(528,514)per Clause 91].The maximum informative link lengthis 2km.The option to bypass RS-FEC is not supported.Loss budget may include upto 1dB MPIloss penalty with worse caseTransmitter and worst case connector MPI.

ELECTRICAL PAD LAYOUT

PIN DEFINITION

Pin	Symbol	Name/Description
1	GND	Ground
2	Tx2n	Transmitter inverted data input
3	Tx2p	Transmitter non-inverted data input
4	GND	Ground
5	Tx4n	Transmitter inverted data input
6	Tx4p	Transmitter non-inverted data input
7	GND	Ground
8	ModSelL	Module select
9	ResetL	Module reset
10	VCCRx	+3.3V power supply receiver
11	SCL	2-wire serial interface clock
12	SDA	2-wire serial interface data
13	GND	Ground
14	Rx3p	Receiver non-inverted data output
15	Rx3n	Receiver inverted data output
16	GND	Ground
17	Rxlp	Receiver non-inverted data output
18	Rx1n	Receiver inverted data output
19	GND	Ground
20	GND	Ground
21	Rx2n	Receiver inverted data output
22	Rx2p	Receiver non-inverted data output
23	GND	Ground
24	Rx4n	Receiver inverted data output
25	Rx4p	Receiver non-inverted data output
26	GND	Ground
27	ModPrsL	Module present
28	IntL	Interrupt
29	VCCTx	+3.3V power supply transmitter
30	VCC1	+3.3V power Supply
31	LPMode	Low power mode
32	GND	Ground
33	Tx3p	Transmitter non-inverted data input
34	Tx3n	Transmitter inverted data input
35	GND	Ground
36	Txlp	Transmitter non-inverted dataInput
37	Tx1n	Transmitter inverted data input
38	GND	Ground

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