Design kit for the LHCb optical links





This design kit is extracted from prototype designs that have been made by the CPPM LHCb group for qualifying the optical link solution for the Muon Trigger.

Some designs are currently under test: they are highlighted in red. Other designs are qualified.


Design

Measurements

Emission side.



GOL+QPLL based emission for 12 links using either the HFBR-772 parallel optical emitter from Agilent or VCSEL from ULM-Electronics

Cadence files

PDF version of the schematics

Bill of Material

Recommendations

HFBR-722: Jitter measurement on reception side

HFBR-722: Eye diagram

VCSEL: Jitter measurement on reception side

VCSEL: Eye diagram

TLK2501+VCXO based emission for 12 links using the HFBR-772 parallel optical emitter from Agilent

Cadence files

PDF version of the schematics

Bill of Material

Recommendations

HFBR-722: Jitter measurement on reception side

HFBR-722: Eye diagram

SEU tests for TLK2501

SEU tests for Agilent emitters

SEU tests for VCXO

Reception side



TLK2501+Oscillator reception for 24 links using the HFBR-722 parallel optical receiver from Agilent

Cadence files

PDF version of the schematics

Bill of Material

Recommendations




You will find below some complementary documents that can be of interest for the designers.

LHCb notes


High speed ribbon optical link for the level 0 muon trigger


LHCb-2003-008

Synchronization of optical links using the GOL with theTLK2501 or StratixGX buffers

LHCb-2004-012

SEU measurements

LHCb-2004-013


Important remarks:

You can freely use the following material for any LHCb design. For any other utilisation please contact us.

We cannot engage our responsibility for any dysfunction that could arise from the utilisation of the above schematics.



The site will be upgraded as work progresses.

Please contact MohsineMenouni or Jean-PierreCachemiche for any question or improvement.