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100G/200G/400G Transceivers

400GBASE-SR8 QSFP-DD PAM4 850nm 100m

Part Number：QSFPDD-SR8-400G
Max Data Rate：400Gbps
Wavelength：860nm
Max Cable Distance:70m@OM3/100m@OM4
Product description: 400GBASE-SR8 QSFP-DD PAM4 850nm 100m DOM Optical Transceiver Module MMF, 850nm, 100m, MTP MPO, DOM
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Description

The Anycoms 400G QSFP-DD SR8 Transceiver is designed to transmit and receive serial optical data links up to 8 x 53 .125Gbps data rate by PAM4 modulation format over multi-mode fiber.

Features

l IEEE 802.3cd、QSFP-DD MSA、CMIS4.0

l Up to 53.125Gbps data rate per channel by PAM4 modulation

l Support 400GAUI-8 electrical interface

l Integrated 850nm VCSEL array and PD array

l Single MPO16 connector receptacle optical interface compliant

l DDM function implemented

l Hot-pluggable QSFP-DD form factor

l Maximum power consumption 8W

l Single +3.3V power supply

l Reach up to 70m on MMF(OM3)

l Reach up to 100m on MMF(OM4)

l Compliant with ROHS2.0

Transmitter Optical Specifications

Transmitter Parameter	Min	Typical	Max	Unit
Signaling Rate, each lane (range)	26.5625±100ppm			GBd
Center Wavelength Range	840	850	860	nm
Modulation Format	PAM4
RMS spectral width			0.6	nm
Average launch power, each lane	-6.5		4	dBm
Outer Optical Modulation Amplitude (OMAouter), each lane	-4.5		3	dBm
Launch power in OMAouter minus TDECQ	-5.9			dBm
Transmitter and dispersion eye closure for PAM4 (TDECQ), each lane			4.5	dB
Extinction ratio, each lane	3			dB
Optical return loss tolerance			12	dB
Encircled flux	≥86% at 19um ≤30% at 4.5um

Receiver Optical Specifications

Receiver Parameter	Min	Typical	Max	Unit
Signaling Rate, each lane (range)	26.5625±100ppm			GBd
Center Wavelength Range	840	850	860	nm
Modulation Format	PAM4
Average receive power, each lane	-8.4		4	dBm
Receive power, each lane (OMAouter)			3	dBm
Receiver reflectance			-12	dB
Stressed receiver sensitivity (OMAouter), each lane			-3.4	dBm
Receiver sensitivity (OMAouter), each lane	Max(-6.5, SECQ-7.9)			dBm
Stressed eye closure for PAM4 (SECQ), lane under test		4.5		dB
SECQ – 10log10(Ceq) (max), lane under test			4.5	dB