Article ID: 000078203 Content Type: Troubleshooting Last Reviewed: 11/27/2015

What is the actual frequency range specification of DCLK when using Active Serial configuration mode in Cyclone IV GX devices, when the 20MHz Internal Oscillator option is chosen?

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Description

You can use the following figures for the frequency range specification of DCLK in Active Serial (AS) configuration of Cyclone® IV GX devices, when choosing 20MHz Internal Oscillator in Device and Pin Options in the Quartus® Prime software.

  • Minimum 10MHz
  • Typical 15MHz
  • Maximum 20MHz

When choosing 40MHz Internal Oscillator, refer to the Cyclone IV Device Handbook for the frequency range.

Related Products

This article applies to 1 products

Cyclone® IV GX FPGA

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