FMC Time to Digital Converter Hardware

The Time to Digital Converter board, FMC TDC 1ns 5cha (EDA-02290) is an FMC mezzanine board with five input channels.
It houses the Time to Digital Converter chip ACAM and it can calculate time differences between pulses arriving on the different channels.

The FMC TDC 1ns 5cha can be carried by any of the carrier boards: SPEC or SVEC.

Top view of the TDC board

The carrier board, SPEC or SVEC, provides FPGA logic, power supplies, clocking resources as well as the interface to the PCIe (SPEC) or VME64x (SVEC) bus. The FMC TDC mezzanine board houses mainly the five input channels and the ACAM time-to-digital converter chip. The following figure shows the main parts of the board.

Basic parts of the TDC board

Release

The FMC TDC 1ns 5cha is released in the ohwr repo as well as CERN's EDMS pages.
The currently produced version is V3.1.