Optical Module

10Gbps 300m Duplex LC SFP+ Transceiver

Description

The SFP+ SR transceivers are designed for use in 10-Gigabit Ethernet links up to 300m over Multimode Mode Fiber (OM3).

product details

description2

The transceivers are compatible with SFP+ MSA and SFF-8472. For further information, please refer to SFP+ MSA and SFF-8472.

* Supports 10Gbps serial optical interface

* 850nm VCSEL Laser and PIN photo-detector

* Up to 300m on 50/125µm MMF(OM3)

* Duplex LC receptacle optical interface compliant

* Hot pluggable

* All-metal housing for superior EMI performance

* RoHS6 compliant (lead free)

* Operating case temperature:

Commercial: -5ºC to +70°C

* 10GBASE-SR/SW

* Other optical links

* Compliant with SFP+ MSA

* Compliant with SFF-8472

* Compatible with IEEE802.3ae

Parameter	Symbol	Min.	Typical	Max.	Unit	Note
Transmitter Section
Input Differential Impedance	Rin	90	100	110	Ω
Differential Data Input Swing	Vin PP	180		700	mV	1
Transmit Disable Voltage	VD	Vcc – 1.3		Vcc	V
Transmit Enable Voltage	VEN	Vee		Vee+ 0.8	V
Receiver Section
Differential Data Output Swing	Vout PP	300		850	mV
LOS Fault	Vlos fault	Vcc – 0.5		Vcc_host	V	2
LOS Normal	Vlos norm	Vee		Vee+0.5	V	2

Notes:

1. Connected directly to TX data input pins. AC coupling from pins into laser driver IC.

2. LOS is an open collector output. Should be pulled up with 4.7kΩ – 10kΩ on the host board. Normal operation is logic 0; loss of signal is logic 1.

Parameter	Symbol	Min.	Typical	Max.	Unit	Note
Transmitter Section
Centre Wavelength	λc	840	850	860	nm
Spectral Width (RMS)	σ			0.45	nm
Average Optical Power (avg.)	Pout	-6.5		-1	dBm	1
Laser Off Power	Poff	-	-	-30	dBm
Extinction Ratio	ER	3.0	5.0	-	dB	2
Relative Intensity Noise	RIN	-	-	-128	dB/Hz
Optical Rise/Fall Time	tr / tf		-	50	ps	3
Optical Return Loss Tolerance		-	-	12	dB
Output Optical Eye	Compliant with IEEE802.3ae eye masks when filtered					2
Receiver Section
Receiver Center Wavelength	λc	840		860	nm
Receiver Sensitivity	Sen	-	-	-11.1	dBm	4
Stressed Receiver Sensitivity(OMA)	Sens	-	-	-7.5	dBm
Los Assert	LOSA	-30	-	-	dBm
Los Dessert	LOSD	-	-	-13	dBm
Los Hysteresis	LOSH	0.5	-	5	dB
Overload	Pin-max	-	-	-1	dBm	4
Receiver Reflectance		-	-	-12	dB
Receiver power (damage)		-	-	1.5	dBm

Notes:

1. The optical power is launched into 50/125µm MMF.

2. Measured with a PRBS 2³¹ - 1 test pattern @10.3125Gbps.

3. Unfiltered, 20-80%. Measured with a PRBS 2³¹ - 1 test pattern @10.3125Gbps.

4. Measured with a PRBS 2³¹ - 1 test pattern @10.3125Gbps, ER=4dB, BER <10^-12 .

Pin	Signal Name	Description	Plug Seq.	Notes
1	VeeT	Module Transmitter Ground	1	1
2	TX FAULT	Module Transmitter Fault	3
3	TX Disable	Transmitter Disable; Turns off transmitter laser output	3
4	SDA	2-Wire Serial Interface Data Line	3	2
5	SCL	2-Wire Serial Interface Clock	3	2
6	Mod_ABS	Module Definition, Grounded in the module	3
7	RS0	Receiver Rate Select (not used)	3
8	LOS	Receiver Loss of Signal Indication Active LOW	3
9	RS1	Transmitter Rate Select (not used)	3
10	VeeR	Module Receiver Ground	1	1
11	VeeR	Module Receiver Ground	1	1
12	RD-	Receiver Inverted Data Output	3
13	RD+	Receiver Non-Inverted Data Output	3
14	VeeR	Module Receiver Ground	1	1
15	VccR	Module Receiver 3.3 V Supply	2
16	VccT	Module Transmitter 3.3 V Supply	2
17	VeeT	Module Transmitter Ground	1	1
18	TD+	Transmitter Non-Inverted Data Input	3
19	TD-	Transmitter Inverted Data Input	3
20	VeeT	Module Transmitter Ground	1	1