SFP-ETH10G-RT-M85-LC
850 nm / 10.3 Gb/s Multimode SFP Transceiver
The SFP-ETH10G-RT-M85-LC is a multimode optical transceiver that supports signals up to 10.5 Gb/s for bidirectional serial data communications such as 10GBASE-SR and 10GBASE-SW.

FEATURES
- SFP+ MSA compliant
- 10.5 Gb/s:
- 10GBASE-SR compliant
- 10GBASE-SW compliant
- Link distance at 10.3 Gb/s:
- 300m links with OM3 MMF
- 82m links with OM2 MMF
- 33m links with OM1 MMF
- RoHS-6 compliant
- Hot pluggable
- Diagnostic Monitoring Interface (DMI)
SPECIFICATIONS
Specifications (0°C < Tc < 70°C, 3.14V < Vcc < 3.46V) |
||||||
Parameter |
Symbol |
Min. |
Typ. |
Max. |
Units |
Notes |
Transmitter Optical Specifications |
||||||
Average Launch Power |
Po, Avg |
-7.3 |
|
-1.0 |
dBm |
Output power is power coupled into a 50/125 µm multimode fiber |
Optical Modulation Amplitude |
Po, OMA |
* |
|
|
mW |
* Trade-offs between center wavelength, spectral width, and minimum OMA based on IEEE 802.3ae Table 52-8 are used |
Output Center Wavelength |
λ c |
840 |
850 |
860 |
nm |
|
Output Spectrum Width |
σ λ |
|
|
0.45 |
nm |
RMS (σ) |
Transmitter Dispersion Penalty |
TDP |
|
|
3.9 |
dB |
|
Relative Intensity Noise |
RIN |
|
|
-128 |
dB/Hz |
12 dB reflection |
Receiver Optical Specifications |
||||||
Receiver Sensitivity |
Sens1 |
|
|
-9.9 |
dBm |
Measured with worst ER;
BER < 10-12 and PRBS 231-1
|
Stress Sensitivity in OMA |
Sens2 |
|
— |
180 |
µWp-p |
ISI=3.5 dB. Measured with worst ER; BER < 10-12 and PRBS 231-1 |
Receiver Overload |
PMAX |
-1 |
— |
|
dBm |
|
LOS – De-asserted |
LOSD |
— |
— |
-9.9 |
dBm |
Transition: low to high |
LOS – Asserted |
LOSA |
-25 |
— |
— |
dBm |
Transition: high to low |
Wavelength of Operation |
λ c |
840 |
850 |
860 |
nm |
|
Optical Return Loss |
ORL |
|
|
-12 |
dB |
|
Electrical Characteristics |
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High-Speed Signal (CML) Interface Specification |
||||||
Input Data Rate |
|
|
10.3125 |
10.5 |
Gb/s |
|
Differential Input Impedance |
Rin |
|
100 |
|
Ω |
|
Differential Data Input Amplitude |
|
150 |
|
1200 |
mVp-p |
Internally AC coupled |
Output Data Rate |
|
|
10.3125 |
10.5 |
Gb/s |
|
Differential Output Impedance |
Rout |
|
100 |
|
Ω |
|
Differential Data Output Amplitude |
350 |
600 |
700 |
mVp-p |
Internally AC coupled |
|
Low-Speed Signal (LVTTL) Interface Specification |
||||||
Input High Voltage |
|
2.0 |
|
Vcc+0.3 |
V |
|
Input Low Voltage |
|
GND |
|
0.8 |
V |
|
Output High Voltage |
|
2.4 |
|
Vcc |
V |
|
Output Low Voltage |
|
GND |
|
0.5 |
V |
Note: Only connections with patch cords with PC or UPC connectors are supported.
MEDIA GALLERY

ORDERING INFORMATION
Part number |
Bit Rate (Gb/s) |
10GBASE |
Distance (m) |
Wavelength (nm) |
Package |
Temp. (°C) |
RoHS Compliant |
SFP-ETH10G-RT-M85-LC |
10.3 |
SR / SW |
300 / 82 / 33* |
850 VCSEL |
SFP+ with DMI |
0 to 70 |
Yes |
* 300m for OM3 MMF, 82m for OM2 MMF and 33m for OM1 MMF.
Note: Only connections with patch cords with PC or UPC connectors are supported.