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Requirements

zdun8 edited this page Aug 11, 2020 · 4 revisions

System requirements:

  • FastServo shall resemble the Stabilizer architecture and mechanical design
  • FastServo shall support PoE, Ethernet, USB interfaces (the same as Stabilizer)
  • FastServo shall support Trenz FPGA modules - e.g. TE0710-02-35-2CF or TE0712-02-100-2C
  • FastServo shall support 2x fast ADC channels
  • FastServo shall support 2x fast DAC channels
  • FastServo shall support 1 or 2 EEM connectors routed to the FPGA (to be discussed)
  • FastServo shall support Stabilizer mezzanines e.g. Pounder

DAC subsystem requirements:

  • DAC channel shall have latency + BW suitable for 3MHz closed-loop applications (including latency of loop filter on FPGA)
  • DAC channel shall have fixed +-1V input/output range
  • DAC channel bandwidth shall be 100 MHz or 125MHz 14bit
  • DAC channel shall use AD9117 DAC

ADC channel requirements

  • ADC channel AFE shall have minimum latency, high bandwidth and selecable volatage input ranges, input protection and input filter
  • ADC channel shall use LTC2195 as an ADC
  • ADC channel bandwidth shall be 100 or 125MHz 16bit
  • ADC channel input volatage range should be selecable: +/- 0.1 V or +/- 0.25 V, +/- 1 V, +/- 10 V
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