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Home > Products > Optical Transceivers > 40G 1310nm 10KM QSFP+

40G 1310nm 10KM QSFP+

40G, 1310nm, 10KM, LR4, QSFP+

LX498xCDx is a 40Gb/s QSFP+ to 4x 10G SFP+ , hot-pluggable active optical cable for Infiniband and Ethernet data transmission. It provides parallel interconnects: 4 transmitting / 4 receiving data lanes and supports distance up to 100 meters. LX498xCDx is designed to meet the requirements of high speed, high density and low power consumption for applications in today’s data centers.

Datasheet

description1

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Overview

LX498xCDx is designed to meet the requirements of high speed, high density and low power consumption for applications in today’s data centers.

Features

● Compliant to standard SFF-8436 for QSFP+ and standard SFF-8431 for SFP+

● High speed / high density: support up to

● 4X10 Gb/s bi-directional operation

● Reliable VCSEL and PIN photonic devices

● I2C standard management interface

● Excellent high speed signal integrity

● Operating temperature Options

● (Commercial) 0℃ to +70℃

Optical Characteristics

Transmitter Optical Characteristics

Parameter	Symbol	Minimum	Typical	Maximum	Unit	Notes
Reference Differential Input Impedance	Zd	-	100	-	Ω	1
Optical Return Loss Tolerance				12	dB
Differential Data Input Swing	Vin_pp	180	-	1200	mV	-
Differential Data Input Threshold			50		mV	2

Notes:
1. AC coupled inside AOC module.
2. Input swing to trigger TX-squelch.

Receiver Optical Characteristics

Parameter	Symbol	Minimum	Typical	Maximum	Unit	Notes
Reference Differential Input Impedance	Zd	-	100	-	Ω	1
Differential Data Output Swing	Vout_pp	0	-	800	mV
Pre-emphasis Pulse Amplitude Percentage	-	0	-	-	%	2
	-	10	-	-	%
	-	20	-	-	%
	-	40	-	-	%
Pre-emphasis Pulse Duration	-	-	30	-	ps
Signal Speed	-	-	*410.3**	-	Gb/s	-
Differential Data Output Swing	-	150	-	850	mV	-
Differential Data Output Swing When Squelched	-	-	-	50	mV	-
Rise / Fall Time (20% ~80%)	-	24	-	-	ps	-

Notes:
1. AC coupled inside AOC module.
2. User selectable. Percentage is theratio of pre-emphasis amplitude to output swing. Users could
change by writing to page3 address 237, default value is “10”

Application

• 10G/40G Ethernet

• Proprietary high speed, high density data

• High performance computing, server and data storage.

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