兼容华为华三SFP光模块单模双纤1310nm千兆SFP模块

GTFP-GE-LX high performance, cost effective transceiver complies with the Small Form Factor Pluggable Multi-Sourcing Agreement (MSA). It provides Digital diagnostics functions via a 2-wire serial interface as specified in SFF-8472. It adopts high-performance 1310nm FP transmitter and high-sensitivity PIN receiver, provides up to 12dB link budge for Gigabit Ethernet applications up to 20km on single mode fiber.

Features:

² Up to 1.25Gb/s Data links

² Hot-Pluggable

² Duplex LC connector

² 1310nm FP transmitter, PIN photo-detector

² 20km on SMF

² 2-wire interface for management specifications compliant

with SFF 8472 digital diagnostic monitoring interface

² Power Supply :+3.3V

² Power consumption<1W

² Temperature Range: 0~ 70°C, -40°C to 85°C/-5°C to 85°C available

² RoHS compliant

Applications:

² Metro/Access Networks

² 1.25 Gb/s 1000base-LX Ethernet

² 1G Fibre Channel

² Other Optical links

Ordering Information:

Part Number	Data Rate	Distance	Wavelength	Laser	Fiber	DDM	Temperature	Connector
GTFP-GE-LX	1.25Gb/s	20km	1310nm	FP/PIN	SM	Yes	0~ 70°C	Duplex LC
GTFP-GE-LX-E	1.25Gb/s	20km	1310nm	FP/PIN	SM	Yes	-5°C to 85°C	Duplex LC
GTFP-GE-LX-I	1.25Gb/s	20km	1310nm	FP/PIN	SM	Yes	-40°C to 85°C	Duplex LC
GTFP-GE-LX/n	1.25Gb/s	20km	1310nm	FP/PIN	SM	No	0~ 70°C	Duplex LC
GTFP-GE-LX/n-E	1.25Gb/s	20km	1310nm	FP/PIN	SM	No	-5°C to 85°C	Duplex LC
GTFP-GE-LX/n-I	1.25Gb/s	20km	1310nm	FP/PIN	SM	No	-40°C to 85°C	Duplex LC

Ø Absolute Maximum Ratings

Parameter	Symbol	Min.	Typical	Max.	Unit
Storage Temperature	T_S	-40		+85	°C
Supply Voltage	V_CC	-0.5		4	V
Relative Humidity	RH	0		85	%

Ø Recommended Operating Environment:

Parameter		Symbol	Min.	Typical	Max.	Unit
Case operating Temperature	Industrial	T_C	-40		85	°C
	Extended		-5		85	°C
	Commercial		0		+70	°C
Supply Voltage		V_CC	3.135		3.465	V
Supply Current		Icc			300	mA
Inrush Current		I_surge			Icc+30	mA
Maximum Power		P_max			1	W

Ø Electrical Characteristics (T_OP = -40 to 85°C, VCC = 3.135 to 3.465 Volts)

Parameter	Symbol	Min.	Typical	Max.	Unit	Note
Transmitter Section:
Input differential impedance	R_in	90	100	110	W	1
Single ended data input swing	V_i_{n PP}	250		1200	mVp-p
Transmit Disable Voltage	V_D	Vcc – 1.3		Vcc	V	2
Transmit Enable Voltage	V_EN	Vee		Vee+ 0.8	V
Transmit Disable Assert Time	T_dessert			10	us
Receiver Section:
Single ended data output swing	Vout,pp	250		800	mv	3
LOS Fault	V_losfault	Vcc – 0.5		V_{CC_}_host	V	5
LOS Normal	V_{los nor}_m	V_ee		V_ee+0.5	V	5
Power Supply Rejection	PSR	100			mVpp	6

Note: 1. AC coupled.

2. Or open circuit.

3. Into 100 ohm differential termination

4. 20 – 80 %

5. LOS is LVTTL. Logic 0 indicates normal operation; logic 1 indicates no signal detected.

6. All transceiver specifications are compliant with a power supply sinusoidal modulation of 20 Hz to 1.5MHz up to specified value applied through the power supply filtering network shown on page 23 of the Small Form-factor Pluggable (SFP) Transceiver Multi-Source Agreement (MSA), September 14, 2000.

Ø Optical Parameters (T_OP = -40 to 85°C, VCC = 3.135 to 3.465 Volts)

Parameter	Symbol	Min.	Typical	Max.	Unit	Note
Transmitter Section:
Center Wavelength	λ_c	1270	1310	1360	nm
Spectral Width(RMS)	σ_RMS			3	nm
Optical Output Power	P_out	-9		-3	dBm	1
Extinction Ratio	ER	8.2			dB
Optical Rise/Fall Time	t_r / t_f			260	ps	2
Relative Intensity Noise	RIN			-120	dB/Hz
Output Eye Mask	Compliant with IEEE802.3 z (class 1 laser safety)
Receiver Section:
Optical Input Wavelength	λ_c	1260		1360	nm
Receiver Overload	P_ol	-3			dBm	4
RX Sensitivity	Sen			-21	dBm	4
RX_LOS Assert	LOS_A	-35			dBm
RX_LOS De-assert	LOS_D			-24	dBm
RX_LOS Hysteresis	LOS _H	0.5			dB
General Specifications:
Data Rate	BR		1.25		Gb/s
Bit Error Rate	BER			10^-12
Max. Supported link Length on 9/125μm SMF@1.25Gb/s	L_MAX		20		km
Total System Budget	LB	12			dB

Note: 1. The optical power is launched into SMF.

2. 20-80%.

3. Jitter measurements taken using Agilent OMNIBERT 718 in accordance with GR-253.

4. Measured with PRBS 2^7-1 at 10^-12 BER