Discovery Semiconductors, Inc. manufactures photodetectors and balanced photoreceivers for 10 Gb, 40Gb, and 100 Gb applications.

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100 Gb Ethernet (4 x 25 Gb/s) Quad PIN-TIA Optical Receiver


Description:

The DSC-R801 is a four-element “Quad” PIN + Transimpedance + Limiting amplifier ideally suited for digital applications such as 100 Gb Ethernet (LR & ER). The high responsivity of Discovery’s photodiode at both 1310nm and 1550nm results in a high single-ended conversion gain of 550 V/W and a high sensitivity of -12 dBm. The R801 also offers a high optical overload of +4 dBm and a very low power dissipation of 200 mW per channel. The R801 is initially available with GPPO RF output connectors, however SMT and differential outputs shall also be available.

Salient Features:

  • Integrated optical module with four PIN-TIA channels
  • High responsivity at 1310nm, 1550nm & L-band
  • High single-ended conversion gain of 550 V/W
  • Sensitivity of -12 dBm at 25.8 Gb/s
  • Overload of +4 dBm at 25.8 Gb/s
  • Very low power dissipation of 200 mW per channel
  • AC-coupled GPPO-style RF outputs

Applications:

  • 100 Gb/s Ethernet (LR & ER)
  • Digital applications up to 30 Gb/s baud rate

Available Models:

  • DSC-R801 - 100 Gb Ethernet (4 x 25 Gb/s) Quad PIN-TIA Optical Receiver

DSC-R801 - 100 Gb Ethernet (4 x 25 Gb/s) Quad PIN-TIA Optical Receiver

Eye Pattern:
{25.8 Gb/s, 231-1 PRBS, 12dB Ext. Ratio, 1550nm}
-7 dBm optical input
DSC-R801 Eye Pattern: {25.8 Gb/s, 2<sup>31</sup>-1 PRBS, 12dB Ext. Ratio, 1550nm}

X Axis: 7.6 ps/div
Y Axis: 20 mV/div

 

See Also:

February 2009 - Discovery Introduces Quad Photodiode Arrays for 40G and 100G Optical Communications


Lab Buddy Array Box

For busy test stations or student labs, where users of different experience levels might be handling high value opto-electronics that are easily damaged by mishandling, order your photodiode to be mounted in the Lab Buddy.


           
               

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