Optical Module

Multi-Mode 40G BASE-SR4 QSFP+ Transceiver

Multi-Mode 40G BASE-SR4 QSFP+ Transceiver

Description

The QSFP+ transceivers are high performance, cost effective modules supporting data-rate of 40Gbps and 150m transmission distance with MMF.

The transceivers are compatible with QSFP+ Multi-Source Agreement (MSA) and SFF-8472. For further information, please refer to QSFP+ MSA and SFF-8472.

product details

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Specification parameter

Name	40G multimode
Model number	ZHLQ-8540G-02-M	Brand	Zhilian Hengtong
Package type	QSFP+	Transmission rate	40G
Wave length	850nm	Transmission distance	150m
Port	MPO	Fiber type	OM4 MMF
Laser type	VCSEL	Receiver type	PIN
Transmitted optical power	-7.6~+2.4dBm	Receiving sensitivity	-5.4dbm
Power	<2.5W	Receive overload	2.4dBm
Power dissipation		Extinction ratio	≥3DB
CDR (Clock Data Recovery)		FEC function
Commercial temperature	0~70℃	Agreement	QSFP+MSA/SFF -8636/IEEE802.3ba

Features

* Compliant to the IEEE 802.3ba(40GBASE-SR4)

* Support interoperability with IEEE 802.3ae 10GBASE-SR modules of various form factors such as SFP+, XFP, X2

* Compliant to the QSFP+ MSA SFF-8436 Specification

* Up to 100m on OM3 and 150m on OM4 MMF

* VCSEL array transmitter and PIN array receiver

* Single 3.3V Power Supply and Power dissipation < 1.5W

* Operates at 10.3125Gbps per channel

* Operating case temperature: 0°C to +70°C

* I2C interface with integrated Digital℃ Diagnostic℃ Monitoring

* Utilizes a standard 12/8 lane optical fiber with MPO connector

Applications

* 40GBE and 10GBE interconnects

* Datacom/Telecom switch & router connections

* Data aggregation and backplane applications

* Proprietary protocol and density application

Recommended Operating Conditions

Parameter		Symbol	Min.	Typical	Max.	Unit
Operating Case Temperature	TA	ZHLQ-8540G- 02-M	0		+70	°C
Power Supply Voltage	Vcc		3.15	3.3	3.45	V
Power Supply Current	Icc				475	mA
Aggregate Bit Rate	BRAVE			41.25		Gbps
Lane Bit Rate	BRLANE			10.3125		Gbps

Optical and Electrical Characteristics

Parameter	Symbol	Min.	Typical	Max.	Unit
OM3 MMF	L	0.5	-	100	m
Aggregate Bit Rate	BRAVE	-	40	-	Gbps
Per Lane Bit Rate	BRLANE	-	10.3125	-	Gbps
Transmitter Section:
Center Wavelength	λc	840	850	860	nm
RMS Spectral Width	RMS	-	-	0.65	nm
Average Launch Power, Each Lane*(note1)	Pout/lane	-7.6	-	2.4	dBm
Transmit OMA, per Lane	TX_OMA/lane	-5.6	-	3	dBm
Difference in launch power between any two lanes(OMA)		-	-	4	dB
Peak power, each lane		-	-	4	dBm
Transmitter and dispersion penalty, each lane	TDP/lane	-	-	3.5	dB
Extinction Ratio*(note2)	ER	3	-	-	dB
Optical Return Loss Tolerance		-	-	12	dB
Average launch power of OFF, each lane		-	-	-30	dBm
Output Optical Eye*(note3)	IEEE 802.3ba-2010 Compliant
TX Disable Assert Time	t_off	-	-	100	us
Receiver Section:
Center Wavelength	λc	840	850	860	nm
Damage Threshold		3.4	-	-	dB
Stressed receiver sensitivity in OMA, each lane	Pmins	-	-	-5.4	dBm
Maximum Receive Power, each lane	Pmax	-	-	2.4	dBm
Average power, each lane	RX/lane	-7.9	-	1.0	dBm
LOS De-Assert, OMA	LOSD	-	-	-7.5	dBm
Receiver Reflectance	Rr	-	-	-12	dB
LOS Assert	LOSA	-30	-	-	dBm
LOS Hysteresis*(note4)		0.5	-	-	dB