QSFP28 | 100G | multimode | 70m

LRHQ851X-X1ATM

100G QSFP28 multimode ethernet fiber optic module

Single power supply +3.3V;

Single 1x12 MPO interface;

Multi-rate, up to 25Gb/s per channel;

Reliable VCSEL array technology;

Conforms to, Ethernet IEEE 802.3bm standard, complies with QSFP28 MSA;

RoHS compliant;

The transmission distance on OM3 multimode fiber can reach 70m, and the transmission distance on OM4 multimode fiber can reach up to 100m;

Working temperature range: 0°C~70°C.

LRHQ851X-X1ATM

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Overview Specifications Related products

Overview

LR-LINK LRHQ851X-X1ATM 100G QSFP28 multimode ethernet fiber optic module has 4 high-speed full-duplex channels, which can provide 4 independent sending and receiving channels, each with a transmission rate of up to 25Gb/s, and the total rate is 100Gb/s for 100GBASE-SR4 100G Ethernet. It conforms to the Ethernet IEEE 802.3bm standard, and consumes less than 2.5W. It is a high-performance, low-power consumption, and short-connection interconnection solution.

LRHQ851X-X1ATM conforms to the QSFP28 MSA standard, and the transmission distance can reach 70 meters on OM3 multimode fiber, and the transmission distance can reach 100 meters on OM4 multimode fiber.

Application

100GBASE-SR4 40G Etherne

Breakout four 25GBASE-SR Ethernet

Specifications

Absolute Maximum Ratings
Parameter	Symbol	Min.	Typical	Max.	Unit
Data rate(per channel / total rate)	DR		25		Gb/s
Data rate(per channel / total rate)	DR		100		Gb/s
BER	BER			10−12
Operating temperature	TC	0		70	◦C
Storage temperature	TSTO	−40		85	◦C
Operating Voltage	VCC	3.14	3.3	3.46	V
Maximum voltage	VMAX	-0.5		4	V

Transmitter
Parameter	Symbol	Min.	Typical	Max.	Unit
Transmitted optical power	P	−8.4		2.4	dBm
Optical center wavelength	λC	840	850	860	nm
Extinction Ratio @1.25Gb/s	ER	2			dB
Spectral width (RMS)	Δλ			0.60	nm
Output optical power with transmitter off (per channel)	POUT_OFF			-30	dBm

Receiver
Parameter	Symbol	Min.	Typical	Max.	Unit
Receiver overload	POL	3.4			dBm
Optical center wavelength	λ C	840		860	nm
Average received optical power (per channel)	PRX	−10.3		2.4	dBm
LOS signal active	LOSA	−30			dBm
LOS signal failure	LOSD			−13	dBm
LOS signal hysteresis interval	LOSH	0.5	2		dB

Transmitter
Parameter	Symbol	Min.	Typical	Max.	Unit
Differential input swing	VIN PP	180		1200	mV
Transmitter off voltage	VD	VCC-1.3		VCC	V
Transmitter enable voltage	VEN	VEE		VEE+0.8	V

Receiver
Parameter	Symbol	Min.	Typical	Max.	Unit
Differential output swing	VOUT PP	400	600	800	mV
Single-Ended Output Voltage Tolerance	V	−0.35		3.3	V
Output signal rise time / fall time (20%-80%)	tr/tf	12			ps