Data Handling Hybrid (DHH) Universität Göttingen 9/11/2018 Data Handling Hybrid (DHH) Ariane Frey Universität Göttingen DEPFET DAQ Meeting MPI March 2010 Ariane Frey, University of Göttingen Ladislav Andricek, MPI Munich

All communication from and to the ladders goes through the DHH ! 9/11/2018 Tasks of the DHH Impedance matching Electrical  optical Power filtering Local power regulation (?) Slow control (JTAG) All communication from and to the ladders goes through the DHH ! 1 DHH per half-ladder (total 40) Connection between DHP and ATCA DAQ system DEPFET DAQ Meeting MPI March 2010 Ariane Frey, University of Göttingen Ladislav Andricek, MPI Munich

Data Transmission for the BaBar SVT 9/11/2018 Data Transmission for the BaBar SVT DEPFET DAQ Meeting MPI March 2010 Ariane Frey, University of Göttingen Ladislav Andricek, MPI Munich

Data Transmission for the BaBar SVT 9/11/2018 Data Transmission for the BaBar SVT Twisted Pair cables (24 AWG) Kapton Only passive components DEPFET DAQ Meeting MPI March 2010 Ariane Frey, University of Göttingen Ladislav Andricek, MPI Munich

Overvoltage protection 9/11/2018 “Patch Panel Card” Proposal: small interconnect card very close to the Ladders (~ 20 cm) Impedance matching (& voltage sensing ?) Power filtering Kapton  cable Cannot be just passive, need at least line drivers (radiation tolerance ?) Twisted Pair Data Lines (4) 1.25 Gb Clock, Trigger JTAG_INPUTs JTAG_out ? Power Lines Overvoltage protection KAPTON DEPFET DAQ Meeting MPI March 2010 Ariane Frey, University of Göttingen Ladislav Andricek, MPI Munich

Between Patch Panel and DAQ. In the docks ? Outside ? 9/11/2018 DHH Between Patch Panel and DAQ. In the docks ? Outside ? Voltage regulation: where ? Outside at supplies ? FPGA: heart of DHH Multiplex fast data lines, generate clock JTAG master Optoconversion Finisar FTLF8519P2BNL DEPFET DAQ Meeting MPI March 2010 Ariane Frey, University of Göttingen Ladislav Andricek, MPI Munich