Miray’s QSFP-40G-ER4 QSFP+ Module supports link lengths up to 40km over G.652 single-mode fiber with duplex LC connectors. The 40GE or OTU3 signal is carried over four wavelengths in the 1310nm range. Multiplexing and demultiplexing of the four wavelengths are managed within the device and with Power dissipation <3.5 W, 18.5 dB link insertion loss budget. Links longer than 30 km for the same link power budget are considered engineered links as per IEEE 802.3 Table 87–6. Depending upon link architecture, attenuation may be required to guarantee operation.
Parameters | Symbol | Min. | Typ. | Max. | Unit |
Case Operating Temperature | TOP | 0 | - | +70 | °C |
Supply Voltage | VCC | +3.13 | +3.3 | +3.47 | V |
Data Rate, per lane | DR |
| 10.3125 | 11.2 | Gb/s |
Data Rate Accuracy | ΔDR | -100 |
| +100 | ppm |
Bit Error Rate | BER |
|
| 10-12 |
|
Supply Current | ICC |
|
| 1000 | mA |
Power Consumption | P |
| 2.5 | 3.5 | W |
Transceiver Power-on Initialization Time |
|
|
| 2000 | ms |
Parameter | Symbol | Min | Typical | Max | Unit |
Transmitter | |||||
Signaling Speed per Lane |
|
|
|
|
|
Center Wavelength |
λc | 1264.5 | 1271 | 1277.5 |
nm |
1284.5 | 1291 | 1297.5 | |||
1304.5 | 1311 | 1317.5 | |||
1324.5 | 1331 | 1337.5 | |||
Total Average Launch Power | Pout |
|
| 10.5 | dBm |
Transmit OMA per Lane |
| -1.3 |
| 5 | dBm |
Average Optical power per lane | TXPX | -2.7 |
| 4.5 | dBm |
Difference in launch power between any two lanes (OMA) |
|
|
| 4.7 | dB |
Transmitter Dispersion Penalty | TDP |
|
| 2.6 | dB |
Launch power (OMA) minus TDP per lane |
| -0.5 |
|
| dBm |
Extinction Ratio | ER | 4.5 |
|
| dB |
Sidemode Suppression ratio | SSRmin | 30 |
|
| dB |
Average Launch Power of OFF Transmitter (each lane) | Poff |
|
| -30 | dB |
Relative Intensity Noise | RIN |
|
| -128 | dB/Hz |
Transmitter Eye Mask definition: X1, X2, X3, Y1, Y2, Y3 | {0.25, 0.4, 0.45, 0.25, 0.28, 0.4} | ||||
Jitter Generation |
| Per OTL3.4 section 4.14.1 |
| ||
Receiver | |||||
Signaling Speed per Lane |
| 9.95 |
| 11.15 | GBd |
Center Wavelength |
λc | 1264.5 | 1271 | 1277.5 |
nm |
1284.5 | 1291 | 1297.5 | |||
1304.5 | 1311 | 1317.5 | |||
1324.5 | 1331 | 1337.5 | |||
Receive Power (OMA) per Lane | RxOMA |
|
| -4.0 | dBm |
Average Receive Power per Lane | RXPx | -21.2 |
| -4.5 | dBm |
Receiver Sensitivity (OMA) per Lane(@ PRBS 231-1 and BER=5×E-5) | Rxsens |
|
| -19 | dBm |
Stressed Receiver Sensitivity (OMA)per Lane(@ PRBS 231-1 and BER=10-12) |
SRS |
|
|
-16.8 |
dBm |
Damage Threshold per Lane | PMAX |
|
| -8 | dBm |
Return Loss | RL |
|
| -26 | dB |
Jitter Tolerance |
| Per OTL3.4, G.8251 |
| ||
Vertical eye closure penalty, per lane |
|
|
| 2.2 | dB |
Receive electrical 3 dB upper cutoff frequency, per lane |
|
|
| 12.3 | GHz |
LOS Assert | LOSA | -35 |
|
| dBm |
LOS De-Assert – OMA | LOSD |
|
| -19 | dBm |
LOS Hysteresis | LOSH | 0.5 |
|
| dB |