TX Configurable Driver

Versal ACAP GTM Transceivers Architecture Manual (AM017)

Document ID
AM017
Release Date
2022-04-27
Revision
1.0 English

The GTM transceiver TX driver is a high-speed current-mode differential output buffer. To maximize signal integrity, it includes these features:

  • Differential voltage control
  • Three pre-cursor and one post-cursor transmit pre-emphasis controls
  • Two modulation schemes: NRZ and PAM4
  • Calibrated termination resistors
Figure 1. TX Configurable Driver Block Diagram