TDC-GPX

General

Opens internal link in current window What is the TDC-GPX and what are its main applications?

Reference Clock

Opens internal link in current window What are the requirements for the 40 MHz TDC-GPX reference clock?

Opens internal link in current window I want to change the 40 MHz reference clock. What is the frequency range and is there anything special to consider?

Signal Processing / I/O-Signals

Opens internal link in current window Are there any special requirements that have to be considered when generating the start- / stop signals?

Opens internal link in current window How do l connect the LVPECL inputs when I don't use them?

Opens internal link in current window To avoid reflections, how do I have to terminate the LVTTL and LVPECL signal lines?

Opens internal link in current window Do you have any timing information about the relationship of the incoming STOP events and the data being present in the output’s interface FIFOS?

Opens internal link in current window How does the TDC-GPX indicate that valid data is present and can be read from the interface FIFOs?

Resolution Adjust

Opens internal link in current window Does the TDC-GPX work without resolution adjust mode and is there any reason to switch it off?

Opens internal link in current window What is the Resolution Adjust mechanism?

Opens internal link in current window What is the typical time to lock for the PLL?

Opens internal link in current window I’m planning to use the device in a specified temperature range, e. g. between –20 °C to +50 °C. So what resolution should be selected, in order to be sure that the device stays locked within the whole temperature range?

PCB-Design

Opens internal link in current window Before I start with my PCB design, at there any guidelines available?