There are many resources in FPGA. There are many works about using the resources of FPGA to realize time-to-digital converter circuits.

FPGA中有着丰富的资源，目前已经有很多基于FPGA实现时间数字转换电路的研究工作。

youdao

The principle and design method of a new design of a time-to-digital converter (TDC) implemented on an FPGA is presented.

介绍一种基于现场可编程门阵列（FPGA）的时数转换器（TDC）的原理及设计方法。

youdao

The real time processing of high speed data flow makes strict demands on the performance of descendant digital down converter in the wideband digital receiver.

在宽带数字接收机中，高速数据流的实时处理对后继数字下变频器性能提出了极为苛刻的要求。

youdao