Ascent Communication Technology

FIBER OPTIC TRANSCEIVERS

10G SFP+ 850 nm 300 m

ASCENT SFPP-ATLP-85-03 transceivers support the 2-wire serial communication protocol as defined in the SFP+ MSA.

• Applicable for 10GBASE-SR/SW and 10G Ethernet networks

• Compliant to SFP+ SFF-8431

• Compliant to 802.3ae 10GBASE-SR standard

• RoHS,FCC Compliant

• Compatible with Juniper

• Case operating temperature range: Commercial: 0 to 70°C

Industrial: -40 to 85°C

Absolute Maximum Ratings

Parameter	Symbol	Min.	Typ.	Max.	Unit	Note
Storage Temperature	Ts	‑40	‑	85	°C
Relative Humidity	RH	5	‑	95	%
Power Supply Voltage	VCC	‑0.3	‑	4	V
Signal Input Voltage		Vcc ‑ 0.3	‑	Vcc + 0.3	V

Recommended Operating Conditions

Parameter	Symbol	Min.	Typ.	Max.	Unit	Note
Case Operating Temperature	Tcase	0	‑	70	°C	Commercial
		‑40	‑	85	°C	Industrial
Power Supply Voltage	VCC	3.14	3.3	3.47	V
Power Supply Current	ICC	‑		300	mA
Data Rate	BR		10.3125		Gbps
Transmission Distance	TD		‑	300	m
Coupled Fiber	Multi‑mode fiber					50/125 µm MMF

Optical Characteristics

Parameter	Symbol	Min	Typ	Max	Unit	Ref.
Transmitter
Output Optical Power	POUT	‑7.3		‑1	dBm	1
Optical Wavelength	λ	840	850	860	nm
Optical Extinction Ratio	ER	3.0			dB
RIN	RIN			‑128	dB/Hz
Output Eye Mask	Compliant with IEEE 802.3ae
Receiver
Rx Sensitivity	RSENS			‑11.1	dBm	2
Input Saturation Power (Overload)	Psat	0.5			dBm
Wavelength Range	λ_C	770	850	860	nm
LOS De‑Assert	LOSD			‑12	dBm
LOS Assert	LOSA	‑30			dBm
LOS Hysteresis		0.5			dB

Notes:

1. Class 1 Laser Safety per FDA/CDRH and IEC‑825‑1 regulations.

2. Measured with a PRBS 231‑1 test pattern, @ 10.325 Gb/s, BER<10^-12.

Electrical Characteristics

Parameter	Symbol	Min	Typ	Max	Unit	NOTE
Supply Voltage	Vcc	3.14	3.3	3.46	V
Supply Current	Icc			300	mA
Transmitter
Input Differential Impedance	Rin		100		Ω	1
Single‑ended Data Input Swing	Vin, pp	180		700	mV
Transmit Disable Voltage	VD	Vcc–1.3		Vcc	V
Transmit Enable Voltage	VEN	Vee		Vee + 0.8	V	2
Receiver
Differential Data Output Swing	Vout, pp	300		850	mV	3
LOS Fault	VLOS fault	Vcc–1.3		VccHOST	V	5
LOS Normal	VLOS norm	Vee		Vee+0.8	V	5
Power Supply Rejection	PSR	100			mVpp	6

Notes:

1. Connected directly to TX data input pins. AC coupled thereafter.

2. Or open circuit.

3. Into 100 Ω differential termination.

4. These are unfiltered 20‑80% values

5. Loss of Signal is LVTTL. Logic 0 indicates normal operation; logic 1 indicates no signal detected.

6. Receiver sensitivity is compliant with power supply sinusoidal modulation of 20 Hz to 1.5 MHz up to specified value applied through the recommended power supply filtering network.

Regulatory Compliance

Feature	Reference	Performance
Electrostatic Discharge (ESD)	IEC/EN 61000‑4‑2	Compatible with standards
Electromagnetic Interference (EMI)	FCC Part 15 Class B EN 55022 Class B (CISPR 22A)	Compatible with standards
Laser Eye Safety	FDA 21CFR 1040.10, 1040.11 IEC/EN 60825‑1, 2	Class 1 laser product
Component Recognition	IEC/EN 60950, UL	Compatible with standards
ROHS	2002/95/EC	Compatible with standards
EMC	EN61000‑3	Compatible with standards