V-Series Transceiver PHY IP Core User Guide

ID 683171
Date 7/26/2022
Public
Document Table of Contents

21.2. Differences Between XAUI PHY Parameters for Stratix IV and Stratix V Devices

Table 355.  Comparison of ALTGX Megafunction and XAUI PHY Parameters
ALTGX Parameter Name (Default Value) XAUI PHY Parameter Name Comments
Number of channels Number of XAUI interfaces In Stratix V devices, this parameter is locked to 1 (for 4 channels). You cannot change it in the current release.
Train receiver clock and data recover (CDR) from pll_inclk (On) Not available as parameters in the MegaWizard Plug-In Manager interface Use assignment editor to make these assignment
TX PLL bandwidth mode (Auto)
RX CDR bandwidth mode (Auto)
Acceptable PPM threshold between receiver CDR VCO and receiver input reference clock (±1000) Not available as parameters in the MegaWizard Plug-In Manager interface Use assignment editor to make these assignments
Analog power (Auto)
Loopback option (No loopback)
Enable static equalizer control (Off)
DC gain (0)
Receiver common mode voltage (0.82v)
Use external receiver termination (Off)
Receiver termination resistance (100 ohms)
Transmitter buffer power (1.5v)
Transmitter common mode voltage (0.65v)
Use external transmitter termination (Off)
Transmitter termination resistance (100 ohms)
VOD setting (4)
Preemphasis 1st post-tap (0)
Preemphasis pre-tap setting (0)
Preemphasis second post-tap setting (0)
Analog controls (Off)
Enable ADCE (Off) Not available as parameters in the MegaWizard Plug-In Manager interface Not available in 10.0
Enable channel and transmitter PLL reconfig (Off)
Starting channel number (0) No longer required Automatically set to 0. The Intel® Quartus® Prime software handles lane assignments
Enable run length violation checking with run length of (40) Not available as parameters in the MegaWizard Plug-In Manager interface Use assignment editor
Enable transmitter bit reversal (Off)
Word alignment pattern length (10)