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200G QSFP56 FR4 2KM LC PAM4 Optical Transceiver

Features

4 duplex channels transmitters and receivers
Integrated CWDM LD and PD array
LC/UPC connecting interface compliant
Single +3.3V power supply
DDM function implemented
Hot-pluggable QSFP56 form factor
Transmission length up to 2km
Low power dissipation:<6.5w
International class 1 laser safety certified
Operating temperature range: 0℃ ~ +70 ℃
Compliant with ROHS10

Applications

200GBASE-FR4 Ethernet
Switch & Router Connections
Data Centers
Other 200G Interconnect Requirements.

Standards

IEEE 802.3cd
CMIS Rev 4.0
OIF-CEI-04.0 56G-VSR-PAM4
IEEE 802.3bs Annex120E
SFF-8024 Rev. 4.6
SFF-8679 Rev1.8
SFF-8665 Rev1.9

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RQ56-200G-FR4

200G QSFP56 FR4 2KM LC Optical Transceiver

200G QSFP56

The 200G QSFP56 FR4 Transceiver is designed to transmit and receive optical data links 50 Gb/s bit rate per channel with PAM4 modulation format via up to 2km single mode fiber. It is hot pluggable transceiver with QSFP56 package. The module comprises high performance LD PIN DSP etc.

Specifications

(Tested under recommended operating conditions, unless otherwise noted)

Parameter	Symbol	Unit	Min	Typ	Max	Notes
Transmitter (per Lane)
Signaling Speed per Lane		GBd		26.5625
Modulation format				PAM4
Center wavelength	WL	nm	1264.5	1271	1277.5
			1284.5	1291	1297.5
			1304.5	1311	1317.5
			1324.5	1331	1337.5
Side-mode suppression ratio	SMSR	dB	30
Average Launch Power per Lane	TXPx	dBm	-4.2		4.7
Tx OMA per lane	TXOMA	dBm	-1.2		4.5
Optical Extinction Ratio	ER	dB	3.5
Transmitter and dispersion eye closure for PAM4 per Lane	TDECQ	dB			3.3
Optical return loss tolerance	ORL	dB			16.5
Relative Intensity Noise	RIN	dB/Hz			-132
Receiver (per lane)
Signaling Speed per Lane				26.5625
Center wavelength	WL	nm	1264.5	1271	1277.5
			1284.5	1291	1297.5
			1304.5	1311	1317.5
			1324.5	1331	1337.5
Damage Threshold	DT	dBm	5.7
Average Launch Power per Lane	RXP	dBm	-8.2		4.7
Receiver reflectance	Rfl	dB			-26
Difference in receive power between any two lanes		dB			4.1
Receiver sensitivity (OMA outer)		dBm			-6
Stressed receiver sensitivity(OMA outer)		dBm			-3.6

Ordering Information

PN	Package	Data rate	Laser	Detector	Temp	Reach	Others	Application
RQ56-200G-FR4	QSFP56	200G	DFB	PIN	0~70℃	2km	RoHS	200G Base FR4

PN	RQ56-200G-FR4
Description	200G Base FR4 Transceiver -CT
SAP No	-
Customer PN	-

Absolute Maximum Ratings

Parameter	Symbol	Unit	Min	Max
Storage Temperature Range	Ts	℃	-40	+85
Relative Humidity	RH	%	5	85
Power Supply Voltage	Vcc	V	-0.5	+4.0

Recommended Operating Conditions

Parameter	Symbol	Unit	Min	Typ	Max
Operating Case Temperature Range	Tc	oC	0	/	70
Power Supply Voltage	Vcc	V	3.135	3.3	3.465
Baud Rate (Per channel)	BR	GBd		26.5625

Optical Interface

200G QSFP56

Principle diagram

200G QSFP56

Electric Ports Definition

Parameter	Symbol	Unit	Min	Typ	Max	Notes
Supply Voltage	VCC VCC3.3-Tx VCC3.3-Rx	V	3.135	3.3	3.465
Power Consumption	Pc	W			6.5
Transceiver Power-on Initialize Time		ms			2000
Transmitter
Differential peak-to-peak input voltage tolerance		mV	900
Differential termination mismatch		%			10
Differential input return loss(SDD11)		dB			See CEI-56G -VSR
Common-mode to differential conversion and differential to common-mode conversion (SCD11,SDC11)		dB			See CEI-56G -VSR
Receiver
Differential peak-to-peak output voltage		mV			900
DC Common Mode Voltage	Vcm	mV	-0.35		2.85
AC Common Mode Noise, RMS		mV			17.5
Differential termination mismatch		%			10
Differential output return loss (SDD22)		dB			See CEI-56G -VSR
Common-mode to differential conversion and differential to common-mode conversion (SCD22, SDC22)		dB			See CEI-56G -VSR

IIC communication
IIC Clock frequency	-	KHZ	/	400	1000
clock stretching	-	us	/	/	500
Data hold time	-	ns	/	/	/

Package Outline

200G QSFP56

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