Ascent Communication Technology

155M SFP OC3 1310nm 15 km

SFP Optical Transceiver is a flexible solution as an interface for switches, routers, servers, and other optical links. This Small Form-factor Pluggable (SFP) transceiver can carry data links at rates up to 155 Mb/s, and is compatible with the SFP Multi-Sourcing Agreement (MSA).

• 155 Mbps data rate

• 15 km range with 9/125 µm SMF

• Hot-pluggable SFP footprint duplex LC connector interface

• Class 1 FDA and IEC60825-1 laser safety compliant

• Digital diagnostics monitoring

• Compatible with SFP MSA

• Compatible with SFF-8472

• +3.3 V single power supply

• Fast Ethernet

• OC-3 IR-1 / STM-1 (S-1.1)

• ATM switches and routers

• Other optical links

Absolute Maximum Ratings

Parameter	Symbol	Min	Typ	Max	Unit	Notes
Supply Voltage	Vcc	‑0.5		4.5	V
Storage Temperature	Ts	‑40		+85	°C
Operating Humidity	‑			95	%

Recommended Operating Conditions

Parameter		Symbol	Min	Typ	Max	Unit	Notes
Operating Case Temperature	Standard	Tc	0		+70	°C
	Industrial	Tc	‑40		+85	°C
Power Supply Voltage		Vcc	3.15	3.3	3.45	V
Power Supply Current		Icc			300	mA
Data Rate	OC‑3/STM‑1			155		Mbps
	100M			100		Mbps

Optical and Electrical Characteristics

Parameter	Symbol	Min	Typ	Max	Unit	Notes
9 µm Core Diameter SMF	L		15		km
Data Rate			100/155		Mbps
Transmitter
Centre Wavelength	λc	1260	1310	1360	nm
Spectral Width (RMS)	∆λ			4	nm
Average Output Power	Pout	‑15		‑8	dBm	1
Extinction Ratio	ER	8.2			dB	2
Optical Rise/Fall Time (20%~80%)	tr/tf			2	ns
Output Optical Eye	Compliant with IUT‑T G.957					2, 5
TX Disable Assert Time	t_off			10	us
Receiver
Centre Wavelength	λc	1260		1600	nm
Receiver Sensitivity	Pmin			‑28	dBm	4
Receiver Overload	Pmax	‑8			dBm
LOS De‑Assert	LOS_D			‑29	dBm
LOS Assert	LOS_A	‑45			dBm
LOS Hysteresis		0.5			dB	5