Miray’s QSFP-40G-ER4 is a 4-Channel CWDM 1300nm QSFP+ transceiver for 40GbE and InfiniBand DDR, QDR applications especially in Data Center & Storage networks. The transmitter converts 4-Channel 10G electrical input data to four CWDM optical signals and multiplex that into one 40G signal. The receiver de-multiplex the 40G signal reversely and converts that to 4-Channel 10G electrical output data. The techniques bring a compact transceiver module for an aggregate bandwidth of 40Gbps up to SMF 40km optical links.
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 |