Intel® Arria® 10 Device Datasheet

ID 683771
Date 2/14/2022
Public
Document Table of Contents

Initialization

Table 84.  Initialization Clock Source Option and the Maximum Frequency for Intel® Arria® 10 Devices
Initialization Clock Source Configuration Scheme Maximum Frequency (MHz) Number of Clock Cycles for Initialization
Internal Oscillator AS, PS, and FPP 12.5 600
CLKUSR 129 130 AS, PS, and FPP 100
129 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.
130 If you use the CLKUSR pin for AS and transceiver calibration simultaneously, the only allowed frequency is 100 MHz.