QSFPDD-400G-FR4

400G QSFP-DD LR4 Transceiver, SM, LWDM4, 10KM

 

Features

• Supports 425Gb/s PAM4
• Built-in 400G PAM4 DSP
• Cooled 4 channels EML TOSA
• 4 channels PIN ROSA
• Maximum link length of 10km SMF with KP-FEC
• LC duplex receptacle
• Hot pluggable QSFP-DD form factor
• Digital Diagnostics Monitoring Interface
• Commercial operating case temperature range: 0~ 70ºC
• Compatible with RoHS
• Power dissipation <12W
• TDECQ<3.9dB

 

Application

• 400G Ethernet
• Data Center
• Infiniband QDR
• Fiber channel

Standard

• IEEE 802.3bs 400GBASE-LR4
• QSFP-DD MSA compliant
• Compliant to SFF-8636

 

Absolute Maximum Ratings

Parameter	Symbol	Min	Max	Unit
Storage Ambient Temperature	TSTG	-40	85	℃
Operating Humidity	HO	5	85	%
Power Supply Voltage	Vcc	-0.3	3.6	V
Signal Input Voltage		Vcc-0.3	Vcc +0.3	V

 

Recommended Operating Conditions

Parameter	Symbol	Min	Typical	Max	Unit
Operating Case Temperature	Tc	0		70	℃
Power Supply Voltage	Vcc	3.13	3.3	3.47	V
Data Rate, each Lane (PAM4)			106.25		Gbps
Fiber Length 09/125μm core SMF		–	–	10	km

 

Optical and Electrical Characteristics

Optical Transmitter Characteristics
Parameter	Symbol	Min	Typical	Max	Unit	Notes
Launched Power (avg.) Per Lane	Pavg	-2.8		5.3	dBm
Wavelength Range	L1	1294.53	1295.56	1296.59	nm
Wavelength Range	L2	1299.02	1300.05	1301.09	nm
Wavelength Range	L3	1303.54	1304.58	1305.63	nm
Wavelength Range	L4	1308.09	1309.14	1310.19	nm
Spectral Width(-20dB)	∆λ			0.6	nm
Extinction Ratio	ER	3.5			dB
Transmitter OFF Output Power	POff			-30	dBm
Optical Modulation Amplitude(OMA outer)	OMA	-1.6		5	dBm
Transmitter and dispersion eye closure(TDECQ)	TDECQ			3.9	dB
Optical Receiver Characteristics
Parameter	Symbol	Min	Typical	Max	Unit	Notes
Receiver Wavelength Range	L1	1294.53	1295.56	1296.59	nm
Receiver Wavelength Range	L2	1299.02	1300.05	1301.09	nm
Receiver Wavelength Range	L3	1303.54	1304.58	1305.63	nm
Receiver Wavelength Range	L4	1308.09	1309.14	1310.19	nm
Average Receiver Power Per Lane		-9.1		4.8	dBm
Receiver Sensitivity Per Lane	Sen			-7.1	dBm
Optical Power Input Overload	Pin-max	5.3			dBm
Receiver Reflectance	Rr			-26	dB

 

Ordering information

Part. No	Specifications
	Pack	Rate (Gbps)	Tx (nm)	Po (dBm)	RX	Sen (dBm)	Temp (℃)	Reach  (km)	DDM
QSFPDD-400G-LR4	QSFP-DD	400G	EML LWDM	-2.8~5.3	PIN	<-7.1	0~70	10	Y