Intel® Cyclone® 10 GX Device Datasheet

ID 683828
Date 2/14/2022
Public
Document Table of Contents

Initialization

Table 53.  Initialization Clock Source Option and the Maximum Frequency for Intel® Cyclone® 10 GX Devices
Initialization Clock Source Configuration Scheme Maximum Frequency (MHz) Minimum Number of Clock Cycles
Internal Oscillator AS, PS, and FPP 12.5 600
CLKUSR 83 84 AS, PS, and FPP 100
83 To enable CLKUSR as the initialization clock source, in the Intel® Quartus® Prime software, select Device and Pin Options > General > Device initialization clock source > CLKUSR pin.
84 If you use the CLKUSR pin for AS and transceiver calibration simultaneously, the only allowed frequency is 100 MHz.

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