ASCENT’s SFPP-ATLP-31-20 Small Form Factor Pluggable (SFP) transceivers are compatible with the Small Form Factor Pluggable Multi-Sourcing Agreement (MSA).
• Up to 11.3 Gbps Data Links
• Up to 20 km transmission on SMF
• 1310 nm DFB Laser and PIN/TIA receiver
• Metal enclosure, for lower EMI
• 2-wire interface with integrated Digital Diagnostic monitoring
• Hot-pluggable SFP+ footprint
• Compliant with SFP+ MSA with LC connector
• Single 3.3 V power supply
• Case operating temperature range: 0°C to 70°C
• Power dissipation < 1.2 W
• 10GBASE-LR/LW & 10G Ethernet
• Compliant with SFF-8431
• Compliant with SFF 8472
• RoHS compliant
Parameter | Symbol | Min. | Typ. | Max. | Unit | Note |
Storage Temperature | TS | ‑40 | 85 | °C | ||
Storage Ambient Relative Humidity | HA | 0 | 85 | % | ||
Power Supply Voltage | VCC | ‑0.5 | 4 | V | ||
Signal Input Voltage | ‑0.3 | Vcc+0.3 | V | |||
Receiver Damage Threshold | +3 | dBm | ||||
Lead Soldering Temperature/Time | TSOLD | 260/10 | °C/sec | 1 | ||
Lead Soldering Temperature/Time | TSOLD | 360/10 | °C/sec | 2 |
Notes
1. Suitable for wave soldering.
2. Only for soldering by iron.
Recommended Operating Conditions
Parameter | Symbol | Min. | Typ. | Max. | Unit | Note |
Case Operating Temperature | Tcase | 0 | 70 | °C | ||
Ambient Humidity | HA | 5 | 70 | % | Non‑condensing | |
Data Rate | 10.3125/10.3125 | Gbps | TX Rate/RX Rate | |||
Transmission Distance | 20 | km | ||||
Coupled Fiber | Single‑mode fiber | 9/125 µm G.652 |
Optical Characteristics
Parameter | Symbol | Min. | Typ. | Max. | Unit | Note |
Transmitter | ||||||
Average Output Power | POUT | ‑8.2 | +0.5 | dBm | ||
Extinction Ratio | ER | 3 | dB | |||
Center Wavelength | λC | 1290 | 1310 | 1330 | nm | DFB Laser |
Side Mode Suppression Ratio | SMSR | 30 | dBm | DFB Laser | ||
Spectrum Width (RMS) | σ | 1 | nm | |||
Transmitter OFF Output Power | POff | ‑30 | dBm | |||
Output Eye Mask | Compatible with IEEE 802.3ae | |||||
Receiver | ||||||
Input Optical Wavelength | λIN | 1260 | 1600 | nm | ||
Rx Sensitivity | RSENS1 | ‑14.4 | dBm | 1 | ||
Rx Sensitivity (OMA) | RSENS2 | ‑10.3 | dBm | 2 | ||
Input Saturation Power (Overload) | PSAT | ‑3 | dBm | |||
Loss of Signal Assert | PA | ‑30 | dBm | |||
Loss of Signal De‑assert | PD | ‑15.4 | dBm | |||
LOS Hysteresis | PD‑PA | 0.5 | 6 | dB |
Notes:
1. With worst‑case extinction ratio. Measured with a PRBS 231‑1 test pattern, @10.3125 Gb/s, BER < 10‑12.
2. Valid between 1260 nm and 1355 nm. Per IEEE 802.3ae.
Digital Diagnostic Memory Map
Digital Diagnostic Monitoring Information
Parameter | Unit | Accuracy |
Case Temperature | °C | ±3 |
Supply Voltage | V | ±3% |
Tx Bias Current | mA | ±10% |
Tx Optical Power | dB | ±3 |
Rx Optical Power | dB | ±3 |
Electrical Interface Characteristics
Parameter | Symbol | Min. | Typ. | Max. | Unit | Note |
Supply Voltage | VCC | 3.13 | 3.30 | 3.47 | V | |
Supply Current | ICC | 200 | 285 | mA | ||
Transmitter | ||||||
Input Different Impedance | Rin | 90 | 100 | 110 | Ω | 1 |
Single‑Ended Data Input Swing | Vin, pp | 180 | 700 | mV | ||
Transmitter Disable Voltage | VDIS | 2 | VCC | V | ||
Transmitter Enable Voltage | VEN | 0 | 0.8 | V | ||
Receiver | ||||||
Output Difference Impedance | Rout | 90 | 100 | 110 | Ω | 1 |
Single‑Ended Data Output Swing | Vout, pp | 300 | 850 | mV | 2 | |
LOS Asserted | VLOSA | 2 | VCCHOST | V | 3 | |
LOS De‑Asserted | VLOSD | 0 | 0.8 | V | 3 |
Notes:
1. Connected directly to TX data input pins. AC coupled thereafter.
2. Into 100 Ω differential termination.
3. Loss Of Signal is LVTTL. Logic “0” indicates normal operation; logic “1” indicates no signal detected.
10G SFP+ LR 1310 nm 40 km
10G SFP+ LR 1310 nm 10 km
10G SFP+ LRM 1310 nm 2 km
10G SFP+ ER 1550 nm 40 km
10G SFP+ CDR 1550 nm 100 km
10G SFP+ ZR 1550 nm 80 km
10G SFP+ 850 nm 300 m
10G SFP+ Tunable DWDM 80 km
10G SFP+ DWDM 80 km
10G SFP+ DWDM 40 km
10G SFP+ CWDM 80 km
10G SFP+ CWDM 2733 60 km
10G SFP+ CWDM 40 km
10G SFP+ CWDM 10 km
10G SFP+ CWDM 2733 40 km
10G SFP+ CWDM 2733 10 km
10G XFP LR 1310 nm 20 km
10G XFP LR 1310 nm 10 km
10G XFP ER 1550 nm 40 km
10G XFP ZR 1550 nm 80 km
10G XFP CWDM 2633 60 km
10GBASE-T SFP+ Copper RJ45 30 m
10G SFP+ CWDM 1610 80 km
10GB SFP+ Copper RJ45 30 m
16G SFP+ FC 850 nm 100 m
8.5G SFP+ SR 850 nm 150 m
6.25G SFP+ LRM 1330 nm 2 km
6.25G SFP+ SR 850 nm 300 m