Alpha Bridge SFP AQSFP28-100G-SR4

Features

  • QSFP28 MSA compliant
  • Compliant to IEEE 802.3bm 100GBASE-SR4
  • Four independent full-duplex channels
  • Supports 103.1Gb/s aggregate bit rate
  • Up to 100m OM4 MMF transmission
  • Operating case temperature: 0 to 70℃
  • Single 3.3V power supply
  • 4x25G electrical interface (OIF CEI-28G-VSR)
  • Maximum power consumption 2.5W
  • MTP/MPO optical connector
  • RoHS-6 compliant

Applications

  • Rack to Rack.
  • Data Center.
  • InfiniBand QDR, DDR and SDR.
  • 100G Ethernet.

Absolute Maximum Ratings

Parameter Symbol Min. Max. Units Note
Storage Temperature Ts -40 85 ℃  
Operating Case Temperature Top 0 70 ℃  
Power Supply Voltage Vcc -0.5 3.6 V  
Relative Humidity (non-condensation) RH 0 85 %  
Damage Threshold, each Lane THd 3.4   dBm  

Recommended Operating Conditions

Parameter Symbol Min. Typ. Max. Units Note
Operating Temperature Top 0   70 ℃  
Power Supply Voltage Vcc 3.135 3.3 3.465 V  
Data Rate, each Lane     25.78125   Gb/s  
Data Rate Accuracy   -100   100 ppm  
Pre-FEC Bit Error Ratio       5x10-5    
Post-FEC Bit Error Ratio       1x10-12   1
Control Input Voltage High   2   Vcc V  
Control Input Voltage Low   0   0.8 V  
Link Distance (OM3 MMF) D1     70 m  
Link Distance (OM4 MMF) D2     100 m  

Transmitter Electro-optical Characteristics

Parameter Symbol Min. Typ. Max. Units Note
Power Consumption Icc     2.5 W  
Supply Current TP1a     757 mA  
Overload Differential Voltage pk-pk TP1   900   mV  
Common Mode Voltage (Vcm) TP1   350 2850 mV 1
Differential Termination Resistance Mismatch TP1     10 % At 1MHz
Differential Return Loss (SDD11) TP1 See CEI-28G-VSR Equation 13-19
Common Mode to Differential conversion and Differential to Common Mode conversion (SDC11, SCD11) See CEI-28G-VSR Equation 13-20 dB  
Stressed Input Test See CEI-28G-VSR Section 13.3.11.2.1
Center Wavelength λc 840 850 860 nm  
RMS Spectral Width △λrms     0.6 nm  
Average Launch Power, each Lane PAVG -8.4   2.4 dBm  
Optical Modulation Amplitude POMA -6.4   3 dBm 2
Launch Power in OMA minus   -7.3     dBm  
TDEC, each Lane            
Transmitter and Dispersion Eye       4.3 dB  
Closure (TDEC), each Lane            
Extinction Ratio ER  
Optical Return Loss Tolerance TOL     12 dB  
Average Launch Power OFF Poff     -30 dBm  
Encircled Flux ≧86% at 19μm ≦30% at 4.5μm
Transmitter Eye Mask Definition {X1, X2, X3, Y1, Y2, Y3} {0.3, 0.38, 0.45, 0.35, 0.41, 0.5} 3

Receiver Electro-optical Characteristics

Parameter Test Point Min Typ. Max Units Notes
Differential Voltage, pk-pk TP4     900 mV  
Common Mode Voltage (Vcm) TP4 -350   2850 mV 1
Common Mode Noise, RMS TP4     17.5 mV  
Differential Termination Resistance TP4     10 % At 1MHz
Mismatch        
Differential Return Loss (SDD22) TP4 See CEI-28G-VSR Equation 13-19
Common Mode to Differential conversion and Differential to Common Mode conversion (SDC22, SCD22) TP4 See CEI-28G-VSR Equation 13-20 dB
Common Mode Return Loss (SCC22) TP4     -2 dB 2
Transition Time, 20 to 80% TP4 9.5     ps  
Vertical Eye Closure (VEC) TP4     5.5 dB  
Eye Width at 10-15 probability (EW15) TP4 0.57     UI  
Eye Width at 10-15 probability (EW15) TP4 228     mV  
Center Wavelength λc 840 850 860 Nm  
Damage Threshold, each Lane THd 3.4     dBm 3
Average Receive Power, each Lane   -10.3   2.4 dBm  
Receive Power (OMA), each Lane       3 dBm  
Receiver Sensitivity (OMA), each Lane SEN     -9.2 dBm For BER=5x10-5
Stressed Receiver Sensitivity "(OMA), each Lane"       -5.2 dBm 4
Receiver Reflectance RR   -12   dB  
LOS Assert LOSA -30     dBm  
LOS Deassert LOSD   -12   dBm  
LOS Hysteresis LOSH 0.5     dB  
Conditions of Stress Receiver Sensitivity Test (Note 3)
Vertical Eye Closure Penalty, each Lane       1.9 dB  
Stressed Eye J2 Jitter, each Lane       0.3 UI  
Stressed Eye J9 Jitter, each Lane       0.47 UI  
OMA of each aggressor lane       0.4 dBm  

Pin Descriptions

PIN Logic Symbol Name/Description Note
1   GND Ground 1
2 CML-I Tx2n Transmitter Inverted Data Input  
3 CML-I Tx2p Transmitter Non-Inverted Data output  
4   GND Ground 1
5 CML-I Tx4n Transmitter inverted Data Input  
6 CML-I Tx4p Transmitter Non-Inverted Data output  
7   GND Ground 1
8 LVTLL-I ModSeIL Module Select  
9 LVTLL-I ResetL Module Reset  
10   VccRx +3.3V Power Supply Receiver 2
11 LVCMOS-I/O SCL 2-Wire Serial Interface Clock  
12 LVCMOS-I/O SDA 2-Wire Serial Interface Data  
13   GNC Ground  
14 CML-O Rx3p Receiver Non-Inverted Data output  
15 CML-O Rx3n Receiver Inverted Data output  
16   GND Ground 1
17 CML-O Rx1p Receiver Non-Inverted Data Output  
18 CML-O Rx1n Receiver Inverted Data Output  
19   GND Ground 1
20   GND Ground 1
21 CML-O Rx2n Receiver Inverted Data output  
22 CML-O Rx2p Receiver Non-Inverted Data output  
23   GND Ground 1
24 CML-O Rx4n Receiver Inverted Data output  
25 CML-O Rx4p Receiver Non-Inverted Data output  
26   GND Ground 1
27 LVTTL-O ModPrsL Module Present  
28 LVTTL-O IntL Interrupt  
29   VccTx +3.3V Power Supply transmitter  
30   Vcc1 +3.3V Power Supply  
31 LVTTL-I LPMode Low Power Mode  
32   GND Ground 1
33 CML-I Tx3p Transmitter Non-Inverted Data Input  
34 CML-I Tx3n Transmitter Inverted Data Output  
35   GND Ground 1
36 CML-I Tx1p Transmitter Non-Inverted Data Input  
37 CML-I Tx1n Transmitter Inverted Data Output  
38   GND Ground 1

Ordering information

Model Number Part Number Voltage Temperature
AQSFP-100G-SR OPCW-MX1-85-CB 3.3V 0°C to 70 °C
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