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Product Description of SFP 155M BIDI 20KM 1310TX/1550RX SC:

The SFP transceivers are high performance, cost effective modules supporting data-rate of 155Mbps Mbps and a 20 km transmission distance with SMF. The transceivers are compatible with SFP Multi-Source Agreement (MSA) and SFF-8472. For further information,please refer to SFP MSA and SFF-8472.

Features of SFP 155M BIDI 20KM 1310TX/1550RX SC:

Up to 155Mbps data links
1310nm FP Laser and PIN photo-detector for YSP01-B3520
1550nm FP Laser and PIN photo-detector for YSP01-B5320
Up to 20km on 9/125µm SMF
Simplex SC receptacle optical interface compliant
Hot-pluggable
All-metal housing for superior EMI performance
RoHS6 compliant (lead-free)
Operating case temperature:
- Commercial: -5°C to +70°C
- Extended: -20°C to +80°C
- Industrial: -40°C to +85°C

Applications of SFP 155M BIDI 20KM 1310TX/1550RX SC:

SONET OC-12/ SDH STM-4
Fast Ethernet
Switch to Switch interface
Switched backplane applications
Router/Server interface
Other optical transmission systems

Standards of SFP 155M BIDI 20KM 1310TX/1550RX SC:

Compliant with SFP MSA
Compliant with SFF-8472
Compatible with G.957

Absolute Maximum Ratings of SFP 155M BIDI 20KM 1310TX/1550RX SC:

Parameter	Symbol	Min.	Typical	Max.	Unit
Power Supply Voltage	VCC	0		3.6	V
Storage Temperature	Ts	-40		+85	°C
Operating Case Temperature	Tc	-40		+85	°C
Relative Humidity	RH	0		85	%
RX Input Average Power	Pmax	-	0	dBm

Recommended Operating Environment of SFP 155M BIDI 20KM 1310TX/1550RX SC:

Parameter	Symbol	Min.	Typical	Max.	Unit
Power Supply Voltage	VCC	3.13	3.3	3.46	V
Power Supply Current	Icc		300		mA
Operating Case Temperature
Commercial	TC	-5	+70		°C
Extended		-20	+80		°C
Industrial		-40	+85		°C
Data Rate		125/155

Electrical Characteristics of SFP 155M BIDI 20KM 1310TX/1550RX SC:

Parameter	Symbol	Min.	Typical	Max.	Unit	Note
Transmitter Section
Input Differential Impedance	Rin	90	100	110	Ω
Single Ended Data Input Swing	Vin_PP	250	1000	mV	1
Transmit Disable Voltage	VD	Vcc – 1.3		Vcc	V
Transmit Enable Voltage	VEN	Vee	Vee+0.8	V	2
Receiver Section
Single Ended Data Output Swing	Vout_PP	300	600	mV
LOS Fault	Vlos_fault	Vcc – 0.5		Vcc_host	V	2
LOS Normal	Vlos_norm	Vee	Vee+0.5	V	2

Optical Parameters of SFP 155M BIDI 20KM 1310TX/1550RX SC:

Parameter	Symbol	Min.	Typical	Max.	Unit	Note
Transmitter Section
Centre Wavelength	λc	1260	1310	1360	nm	YSP01-B3520
		1480	1550	1580	nm	YSP01-B5320S
Spectral Width (RMS)	σ			3	nm
Average Optical Power (avg.)	Pout	-9	-3	dBm	1
Laser Off Power	Poff	-	-	-45	dBm
Extinction Ratio	ER	10	-	-	dB	2
Relative Intensity Noise	RIN	-	-	-120	dB/Hz
Optical Rise/Fall Time	tr / tf	-	1300	ps	3
Optical Return Loss Tolerance		-	-	12	dB
Output Optical Eye						Compliant with G.957 eye masks when filtered
Receiver Section
Receiver Center Wavelength	λc	1480	1550	1580	nm	YSP01-B3520S
		1260	1310	1360	nm	YSP01-B5320S
Receiver Sensitivity in Average Power	Sen	-32	-3	dBm	4
Los Assert	LOSA	-40	-	-	dBm
Los Dessert	LOSD	-	-	-34	dBm
Los Hysteresis	LOSH	0.5	-	5	dB
Overload	Pin-max	-	-	-3	dBm	4
Receiver Reflectance		-	-	-12	dB
Receiver Power (damage)		-	-	0	dBm

Timing Characteristics of SFP 155M BIDI 20KM 1310TX/1550RX SC:

Timing Characteristics	Parameter	Min.	Typical	Max.	Unit
TX_Disable Assert Time	t_off	10	-	-	us
TX_Disable Negate Time	t_on	-	1	ms
Time to Initialize Include Reset of TX_FAULT	t_init	300	-	-	ms
TX_FAULT from Fault to Assertion	t_fault	-	100	us
TX_Disable Time to Start Reset	t_reset	-	10	us
Receiver Loss of Signal Assert Time	TA, RX_LOS	-	100	us
Receiver Loss of Signal Deassert Time	Td, RX_LOS	-	100	us
Rate-Select Change Time	t_ratesel	-	10	us
Serial ID Clock Time	f_serial-clock	-	100	kHz

Digital Diagnostic Monitor Characteristics of SFP 155M BIDI 20KM 1310TX/1550RX SC:

Digital Diagnostic Monitor Characteristics (DDM)	Parameter	Min.	Max.	Unit
Temperature Monitor Absolute Error	DMI_Temp	-3	3	°C
Laser Power Monitor Absolute Error	DMI_TX	-3	3	dB
RX Power Monitor Absolute Error	DMI_RX	-3	3	dB
Supply Voltage Monitor Absolute Error	DMI_VCC	-3%	3%	V
Bias Current Monitor Absolute Error	DMI_Ibias	-10%	10%	mA