10G 1310nm 220m X2 Optic Transceiver

10G 1310nm 220m X2 Optic Transceiver

Features

Compatible with X2 MSA Rev2.0b
Support of IEEE 802.3aq 10GBASE-LRM at 10.3125Gbps
Transmission Distance up to 220m(MMF)
Low Power Consumption
SC Receptacle 1310 DFB Laser
SC Duplex Optical Connector
Hot Pluggable 70-PIN Connector with XAUI Electrical Interface
Management and control via MDIO 2-wire interface
Power Supply :+3.3V, APS(+1.2V)
Diagnostic Optics Monitoring
Temperature Range: 0~ 70 °C
ROHS Compatible

Applications

10GE Ethernet switches and routers
10GE Core-routers
10GE Storage
Data Center Applications

Product Description

The SPT-X2-LRM is a highly integrated、Serial optical transponder module for high-speed,

10Gbit/s data transmission applications. 4×3.125Gbps Ethernet Signal Input by XAUI Interface.An integrated Coder / Decoder and multiplexer / demultiplexer (SERDES: Serializer / Deserializer). Designing for 220m transmission. Digital diagnostics functions are available via a 2-wire serial interface, as specified in the XENPAK MSA 3.0.

Absolute Maximum Ratings

Parameter	Symbol	Min	Max	Unit	Ref.
Storage Ambient Temperature Range		-40	+85	°C	non condensing
Powered case Temperature Range		0	+70	°C	non condensing
Adaptable Power Supply (APS)	Vapsense	0	1.5	V	Voltage @ Pin APS Sense
Supply Voltage Range @ 3.3V	Vcc3	-0.5	4.0	V

Any stress beyond the maximum ratings can result in permanent damage. The device specifications are guaranteed only under the recommended operating conditions.

Recommended Operating Conditions

Parameter	Symbol	Min	Typical	Max	Unit
Operating Case Temperature	Tc	0		+70	°C
Power Supply Voltage	V_CC3	3.14	3.0	3.47	V
Power Supply Voltage	V_APS	1.152	1.2	1.248	V
Power Dissipation	PD		3.5	4	W

XAUI I/O Characteristics

Parameter	Symbol	Min.	Typ.	Max.	Unit	Note
XAUI Date Rate	DR		3.125		Gb/s
XAUI Baud Rate Tolerance		-100		+100	ppm	Relative Tolerance
Differential Input Voltage Swing		220		1600	mv	8B/10B Coded Input Signal
Differential Output Voltage Swing		800		1600	mVp-p	RLOAD = 100Ω ± 5%
Differential Input Impedance		80	100	120	Ω
Total Output Jitter	TJXAUI			0.35	UI	no pre-equalization
Total Deterministic Output Jitter	DJXAUI			0.17	UI	no pre-equalization

Optical Interface

Transmitter Characteristics

Parameter	Symbol	Min.	Typ.	Max.	Unit	Note
Operating Range	Iop	0		220	m	1
Operating Date Rate	DR		10.3125		Gb/s
Lanuch Power in OMA	Poma	-4.5		1.5	dBm
Average Lanuch Power	Pavg	-6.5		0.5	dBm
Input Centre Wavelength	λ	1260	1310	1355	nm
RMS Spectral width at 1260 RMS Spectral width at 1260-1300 RMS Spectral width at 1300-1355	Lrms	--	--	2.4 Figre 1 4	nm
Extinction Ratio	ER	3.5	--
Transmitter Waveform and Dispersion Penalty	TWDP			4.7	dB
Peak lanuch Power	OMA			3	dB
RIN20 OMA	RIN			-128	dB/HZ
Uncorrelated jitter (rms)	Jitter			0.033	UI
Optical Return Loss Tolerance	ORLT	20			dB

Note: 220m in OM1,OM2,OM3

Receiver Characteristics

Parameter	Symbol	Min.	Typ.	Max.	Unit	Note
Operating Date Rate			10.3125		Gb/s
Input Centre Wavelength	λ	1260		1355	nm
Overload in OMA	Po	1.5			dBm
Stressed Sensitivity in OMA	OMAst			-6.5	dBm
Sensitivity in OMA for symmetrical test	Pmin			-6	dBm	1
Receiver Reflectance	ORL			-12	dB

Note :1. Measured at 10.3125Gb/s,Non-framed PRBS2 31-1,NRZ

Figure 1: 10GBASE-LRM Transmitter Spectral Limits

Electrical PAD Layout

Host PCB X2 PINOUT

Pin Descriptions

PIN NO	Name	Dir	Logic	Function	Notes
1	GND			Electrical Ground
2	GND			Electrical Ground
3	GND			Electrical Ground
4	5.0V			Power
5	3.3V			Power
6	3.3V			Power
7	APS			Adaptive Power Supply
8	APS			Adaptive Power Supply
9	LASI	O	1.2V CMOS Open Drain	Link Alarm Status Interrupt, low active, Open Drain Output A pull-up resistor with 10-22KΩ to 1,2V is expected. Logic High: Normal Operation Logic Low: Link Alarm is indicated
10	Reset	I	1.2V CMOS Open Drain	Low active Reset Input 10KΩ pull-up on Transceiver Logic high = Normal Operation Logic Low = Reset asserted
11	VEND SPECIFIC			Vendor Specific Pin,. leave unconnected
12	TX ON/OFF	I	1.2V CMOS Open Drain	High active Transmitter Enable Input 10KΩ pull-up on Transceiver Logic high = Transmitter active (normal Operation) And Register Bit 1.9.0 set to low as well Logic Low = shut down of Transmitter
13	RESERVED			RESERVED
14	MOD DETECT	O		1kΩ to Ground On Transceiver
15	VEND SPECIFIC			Vendor Specific Pin,. leave unconnected
16	VEND SPECIFIC			Vendor Specific Pin,. leave unconnected
17	MDIO	I/O	1.2V CMOS	Management Data I/O. Requires external 10-22 kΩ pull- up to 1.2 V on host.
18	MDC	I	1.2V CMOS	Management Clock Input
19	PRTAD4	I		Port Address Bit 4(LOW=0)
20	PRTAD3	I		Port Address Bit 3(LOW=0)
21	PRTAD2	I		Port Address Bit 2(LOW=0)
22	PRTAD1	I		Port Address Bit 1(LOW=0)
23	PRTAD0	I		Port Address Bit 0(LOW=0)
24	VEND SPECIFIC			Vendor Specific Pin,. leave unconnected
25	APS SET	I		Feedback Input for APS, Input of APS Setting Resistor
26	RESERVED			RESERVED
27	APS SENSE	O		APS Sense Output for APS Control Circuit
28	APS			Adaptive Power Supply
29	APS			Adaptive Power Supply
30	3.3V			Power
31	3.3V			Power
32	5.0V			Power
33	GND			Electrical Ground
34	GND			Electrical Ground
35	GND			Electrical Ground

PIN NO	Name	Dir	Logic	Function	Notes
36	GND			Electrical Ground
37	GND			Electrical Ground
38	RESERVED			RESERVED
39	RESERVED			RESERVED
40	GND			Electrical Ground
41	RX LANE 0+			Module XAUI Output Lane 0+
42	RX LANE 0-			Module XAUI Output Lane 0-
43	GND			Electrical Ground
44	RX LANE 1+			Module XAUI Output Lane 1+
45	RX LANE 1-			Module XAUI Output Lane 1-
46	GND			Electrical Ground
47	RX LANE 2+			Module XAUI Output Lane 2+
48	RX LANE 2-			Module XAUI Output Lane 2-
49	GND			Electrical Ground
50	RX LANE 3+			Module XAUI Output Lane 2+
51	RX LANE 3-			Module XAUI Output Lane 2-
52	GND			Electrical Ground
53	GND			Electrical Ground
54	GND			Electrical Ground
55	RX LANE 0+			Module XAUI Output Lane 0+
56	RX LANE 0-			Module XAUI Output Lane 0-
57	GND			Electrical Ground
58	TX LANE 1+			Module XAUI Output Lane 1+
59	TX LANE 1-			Module XAUI Output Lane 1-
60	GND			Electrical Ground
61	TX LANE 2+			Module XAUI Output Lane 2+
62	TX LANE 2-			Module XAUI Output Lane 2-
63	GND			Electrical Ground
64	TX LANE 3+			Module XAUI Output Lane 2+
65	TX LANE 3-			Module XAUI Output Lane 2-
66	GND			Electrical Ground
67	RESERVED			RESERVED
68	RESERVED			RESERVED
69	GND			Electrical Ground
70	GND			Electrical Ground